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Stratos®Pro A411 OXYInstruction Manual

2

Warranty WarrantyDefects occurring within 3 years from delivery date shall be remedied free of charge at our plant (carriage and insurance paid by sender).Sensors, fi ttings, and accessories: 1 year.

Subject to change without notice.

Return of Products Under WarrantyPlease contact our Service Team before returning a defective device. Ship the cleaned device to the address you have been given. If the device has been in contact with process fl uids, it must be decontaminated/disinfected before shipment. In that case, please attach a corresponding certifi cate, for the health and safety of our service personnel.

DisposalPlease observe the applicable local or national regulations concerning the disposal of “waste electrical and electronic equipment”.

3

Documents Supplied

Stratos® Pro A411/A211 pHQuickStart

Other languages: www.knick.de

Short Instructions ............................3

Kurzübersicht ................................. 15

Quick Start ...................................... 27

Быстрый старт .............................. 39

Inicio rápido ................................... 51

Início rápido ................................... 63

快速启动 ........................................ 75

CD-ROMComplete documentation:• Instruction manuals• Safety instructions • Short instructions

Safety InformationIn offi cial EU languages and others.• ATEX / IECEX / FM / CSA• EC Declarations of Conformity

Short InstructionsIn German, English, French, Russian,Spanish, Portuguese, Swedish, and Dutch. More languages on CD-ROM and on our website: www.knick.de• Installation and commissioning• Operation• Menu structure• Calibration• Error messages and recommended actions

Stratos® Pro SeriesSafety Instructions

www.knick.de

Specifi c Test Report

4

ContentsDocuments Supplied ..................................................................... 3Introduction .................................................................................... 7

Intended Use ....................................................................................................7

Safety Information ......................................................................... 8Safety Precautions for Installation ...........................................................9Registered Trademarks .................................................................................9

Overview of Stratos Pro A411 OXY ...........................................10Assembly ........................................................................................11

Package Contents .........................................................................................11Mounting Plan, Dimensions .....................................................................12Pipe Mounting, Protective Hood ............................................................13Panel Mounting .............................................................................................14

Installation .....................................................................................15Installation Instructions .............................................................................15Rating Plates / Terminal Assignments...................................................16Power Supply, Signal Lines .......................................................................17Sensor Connection ......................................................................................18Wiring Examples ...........................................................................................19Protective Wiring of Relay Contacts ......................................................23

User Interface, Keypad ................................................................25Display ............................................................................................27

Signal Colors (Display Backlighting) ......................................................27

Measuring Mode...........................................................................28Selecting the Mode / Entering Values ......................................29Operating Modes ..........................................................................30

Menu Structure of Modes and Functions ............................................31HOLD Mode ....................................................................................................32Alarm .................................................................................................................33

Configuration ................................................................................34Menu Structure of Configuration ...........................................................34Parameter Set A/B ........................................................................................36

5

ContentsConfiguration (Original for Copy) ...........................................................45Sensor ...............................................................................................................48Current Output 1 ..........................................................................................54Current Output 2 ..........................................................................................60Correction .......................................................................................................62Alarm .................................................................................................................64Limit Function ................................................................................................66Pulse Length / Pulse Frequency Controller.........................................75Controller .......................................................................................................76WASH Contact ...............................................................................................80Time and Date ...............................................................................................82Tag Number ...................................................................................................82

Digital Sensors ..............................................................................84Operation ........................................................................................................84Connecting a Digital Sensor .....................................................................85Sensor Replacement ...................................................................................86

Calibration .....................................................................................88Selecting a Calibration Mode ..................................................................89Zero Calibration ............................................................................................90Product Calibration ......................................................................................92Slope Calibration (Medium: Air) ..............................................................94Temp Probe Adjustment ............................................................................96

Measurement ................................................................................97Diagnostics ....................................................................................99Service ..........................................................................................104Operating States .........................................................................108Product Line and Accessories ..................................................110Specifications ..............................................................................111Error Handling .............................................................................119Error Messages ............................................................................120Sensoface .....................................................................................122

6

ContentsFDA 21 CFR Part 11 ....................................................................125

Electronic Signature – Passcodes ........................................................ 125Audit Trail ..................................................................................................... 125

Index .............................................................................................126Passcodes .....................................................................................136

7

Introduction Intended UseThe Stratos Pro A411 OXY is used for dissolved oxygen and tem-perature measurement in biotechnology, pharmaceutical industry, as well as in the fi eld of environment, food processing, and sewage treatment.The sturdy molded enclosure can be fi xed into a control panel or mounted on a wall or at a post. The protective hood, which is avail-able as accessory, provides additional protection against direct weather exposure and mechanical damage.The device has been designed for application with amperometric sen-sors, e.g. Knick SE 704 / SE 705 / SE 706 / SE 707 and for ISM sensors.Plain-text messages in a large, backlit display allow intuitive opera-tion. The colored display backlighting signals alarm messages (red) or HOLD mode (orange).Dianostics functions are provided by the “Sensocheck“ automatic monitoring of sensor membrane and sensor lines and the “Sensoface“ indication of the sensor condition. The internal logbook (TAN SW-A002) can handle up to 100 entries – up to 200 with AuditTrail (TAN SW-A003).The device provides two parameter sets which can be switched manually or via a control input for diff erent process adaptations or diff erent process conditions (e.g. beer and CIP).Password protection for granting access rights during operation can be confi gured.Two fl oating, digital control inputs (“Hold“ and “Control“) are available for external control.The internal PID process controller can be confi gured as pulse length or pulse frequency controller.The device provides two current outputs (for transmission of mea-sured value and temperature, for example) and four fl oating relay contacts. A time-controlled cleaning function can be confi gured.Current is provided through a universal power supply 24 ... 230 V AC/DC, AC: 45 ... 65 Hz.

Approvals for Measurement in Hazardous Locations:Stratos Pro A411B OXY: acc. to FM and CSA in Class I Div 2 / Zone 2

8

Safety Information Safety information –Be sure to read and observe the following instructions!The device has been manufactured using state of the art technology and it complies with applicable safety regulations.When operating the device, certain conditions may nevertheless lead to danger for the operator or damage to the device.

See also separate document:“Safety Instructions“. • (EC Declaration of Conformity, FM, CSA Certifi cates)

CAUTION!

Please note:Before commissioning it must be proved that the device may be connected with other equipment.

Commissioning must only be performed by trained personnel autho-rized by the operating company! Whenever it is likely that protection has been impaired, the device shall be made inoperative and secured against unintended operation. The protection is likely to be impaired if, for example:

the device shows visible damage• the device fails to perform the intended measurements• after prolonged storage at temperatures above 70°C• after severe transport stresses•

Before recommissioning the device, a professional routine test must be performed. This test must be carried out at the manufacturer's factory.

9

Safety Information Safety Precautions for Installation

The • electrical installation shall conform to the national regulations for electrical installations and/or other applicable national or local codes or regulations.The power supply shall be disconnectable from the device by a • two-poled circuit breaker.Switch and circuit breaker shall be located in close proximity to the • equipment and be easily accessible by the OPERATOR. They shall be marked as disconnect switch for the device.Be sure to disconnect the mains supply and any relay contacts • which are connected to separate current sources before starting maintenance operations.

Approvals for Application in Hazardous LocationsStratos Pro A411B OXY: acc. to FM and CSA in Class I Div 2 / Zone 2

Terminals:Screw terminal, suitable for single wires / fl exible leads up to 2.5 mm2 (AWG 14).Recommended torque for the terminal screws: 0,5 ... 0,6 Nm.

Further Information on Installation in Hazardous Locations: See also separate “Safety Instructions“ document.

Registered Trademarks The following names are registered trademarks. For practical reasons they are shown without trademark symbol in this manual.Stratos®Sensocheck®Sensoface®GainCheck®InPro® is a registered trademark of Mettler-Toledo.HART® is a registered trademark of the HART Communication Foundation.

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OverviewOverview of Stratos Pro A411 OXY

7

8

14

15

16

1

2

3

4

17

18

19

20

21

22

10

9

C

D

E

F

G

H

I

5

6

11

12

13

B

A Output 1Cathode

Reference

Anode

RTD

Shield

ISM data

RTD

Guard

ISM GND

Input +

Input –

HOLD +

HOLD –/CONTROL–

CONTROL +

+ Output 1/HART

– Output 1 / HART

+ Output 2

– Output 2

REL 1

REL 2

REL 1/2

Alarm

Alarm

Wash

Wash

Power

Power

Oxy input

HOLD

input

input

Control

Output 2

R1

R2

Alarm

R3

R4

Wash

Power

RS 485Power supply

RS 485 A

RS 485 B

GND/Shield

11

Assembly Package ContentsCheck the shipment for transport damage and completeness!The package should contain:

Front unit, rear unit, bag containing small parts• Specific test report• Documentation (cf Pg 3)• CD-ROM•

Fig.: Assembling the enclosure

Jumper (3 x)1) Washer (1 x), for conduit 2) mounting: Place washer between enclosure and nutCable tie (3 x)3) Hinge pin (1 x), insertable 4) from either sideEnclosure screw (4 x)5)

Sealing insert (1 x)6) Rubber reducer (1 x)7) Cable gland (3 x)8) Filler plug (3 x)9) Hexagon nut (5 x)10) Sealing plug (2 x), for sealing 11) in case of wall mounting

11

10

9

8

7 6 5 4

1

2

3

12

Assembly Mounting Plan, Dimensions

Fig.: Mounting plan (All dimensions in mm!)

Cable gland (3 x)1) Knockouts for cable gland or 2) ½" conduit, 21.5 mm dia. (2 knockouts) Conduits not included!Knockout for pipe mounting 3) (4 x)Knockout for wall mounting 4) (2 x)

148

148

42 4242

14

11741

21431

2

34 80

746,

2

4

3

13

Assembly Pipe Mounting, Protective Hood

Fig.: ZU 0737 protective hood for wall and pipe mounting(All dimensions in mm!)

Fig.: ZU 0274 pipe-mount kit (All dimensions in mm!)

147199

91

185

1

2

3

4

Hose clamp with worm gear 1) drive to DIN 3017 (2 x)Pipe-mount plate (1 x)2) For vertical or horizontal posts 3) or pipesSelf-tapping screw (4 x)4)

ø40...ø60

14

Assembly Panel Mounting

Fig.: ZU 0738 panel-mount kit (All dimensions in mm!)

Circumferential sealing 1) (1 x)Screw (4 x)2) Position of control panel3) Span piece (4 x)4) Threaded sleeve (4 x)5)

Cutout 138 x 138 mm (DIN 43700)

<30 76 31

1...221

23451...221

15

InstallationInstallation Instructions

Installation of the device must be carried out by trained experts in • accordance with this instruction manual and as per applicable local and national codes.Be sure to observe the technical specifi cations and input ratings • during installation!Be sure not to notch the conductor when stripping the insulation!• Before connecting the device to the power supply, make sure that • its voltage lies within the range 24 ... 230 V AC/DC!The supplied current must be galvanically isolated. If not, connect • an isolator module.All parameters must be set by a system administrator prior to • commissioning!

Terminals: suitable for single wires / fl exible leads up to 2.5 mm2 (AWG 14)

Additional safety precautions have to be taken for operation in hazardous locations FM, CSA Cl. I Div 2 / Zone 2!(See separate “Safety Instructions“ document.)

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Installation Rating Plates / Terminal Assignments

Fig.: Stratos Pro A411N-OXY rating plate at bottom of front

Fig.: MK-OXY module terminal assignments

Fig.: Module terminal label

Fig.: Terminal assignments of Stratos Pro A411

17

Power Supply, Signal Lines Connect the power supply for Stratos Pro A411 OXY to terminals 21 and 22 (24 ... 230 V AC, 45 ... 65 Hz / 24 ... 80 V DC)

Terminal assignments1 Power supply

2 RS 485 A

3 RS 485 B

4 GND/shield

5 + input

6 – input

7 + out 2

8 – out 2

9 + out 1/HART

10 – out 1/HART

11 hold

12 hold/control

13 control

14 REL 1

15 REL 1/2

16 REL 2

17 alarm

18 alarm

19 wash

20 wash

21 power

22 power

Indu

Con

Areas for placing the screwdriver to pull out the terminals

1 22

Fig.: Terminals, device opened, back of front unit

18

Connect the sensor lines with the sensor connection (module terminals A...K).

Sensor Connection

Areas for placing the screwdriver to pull out the terminals

1 22

Fig.: Terminals, device opened, back of front unit

Sensor connection MK-OXY moduleA cathode

B reference

C anode

D guard

E ISM DGND

F ISM data

G RTD (GND)

H RTD

I shield

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Wiring Examples Example 1:Measuring task: Oxygen (STANDARD)Sensors ( example): “10“ (e.g. SE 706, InPro 6800)Cable (example): VP 6 ZU 0313 (Knick)

B C D E F G HA I

cath

ode

refe

ence

anod

e

guar

d

ISM

(GN

D)

ISM

(Dat

a)

RTD

(GN

D)

shie

ld

RTD

B D CA F E S

VP 6

Core

Blue

Shie

ld

Gra

y

Sens

orCa

ble

VP6

Dev

ice

Jumper!G

reen

Whi

te

Out

er s

hiel

d

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Wiring ExamplesExample 2:

Measuring task: Oxygen (TRACES )Sensors (example): “01“ (e.g. SE 707, InPro 6900)Cable (example): VP6 ZU 0313 (Knick)

B C D E F G HA I

cath

ode

refe

ence

anod

e

guar

d

ISM

(GN

D)

ISM

(Dat

a)

RTD

(GN

D)

shie

ld

RTD

B D CA F E S

VP 6

Gre

en

Whi

teJumper!

Core

Blue

Out

er s

hiel

d

Shie

ld

Gra

y

Sens

or(s

)Ca

ble

VP6

Dev

ice

21

Wiring ExamplesExample 3:

Measuring task: Oxygen (SUBTRACES )Sensors (example): “001“ (e.g. SE 708, InPro 6950)Cable (example): VP6 ZU 0313 (Knick)

B C D E F G HA I

cath

ode

refe

ence

anod

e

guar

d

ISM

(GN

D)

ISM

(Dat

a)

RTD

(GN

D)

shie

ld

RTD

B D CA F E S

VP 6

Gre

en

Whi

te

No jumper!

Core

Blue

Out

er s

hiel

d

Shie

ld

Gra

y

Sens

or(s

)Ca

ble

VP6

Dev

ice

23

Protective Wiring of Relay Contacts Protective Wiring of Relay ContactsRelay contacts are subject to electrical erosion. Especially with inductive and capacitive loads, the service life of the contacts will be reduced. For suppression of sparks and arcing, components such as RC combinations, nonlinear resistors, series resistors, and diodes should be used.

Typical AC applicationswith inductive load

Load1 RC combination,2

e.g. RIFA PMR 209Typical RC combinations for 230 V AC: capacitor 0.1 µF / 630 V, resistor 100 Ω / 1 W

Contact3

1

23

1 2

3

24

Protective Wiring of Relay Contacts

A: DC application with inductive loadB: AC/DC applications with capacitive loadC: Connection of incandescent lamps

A1 Inductive loadA2 Free-wheeling diode, e.g. 1N4007 (Observe polarity)A3 ContactB1 Capacitive loadB2 Resistor, e.g. 8 Ω / 1 W at 24 V / 0.3 AB3 ContactC1 Incandescent lamp, max 60 W / 230 V, 30 W / 115 VC3 Contact

Make sure that the maximum ratings of the relay contacts are not exceeded even during switching!

Typical Protective Wiring Measures

WARNING!

25

User Interface, Keypad

1 IrDA transmitter/receiver2 Display3 Keypad4 Rating plate (bottom)

1

3

4

2

Key Functionmeas Return to last menu level•

Directly to measuring mode (press > 2 s)• info Retrieve information•

Show error messages• enter Confi guration: Confi rm entries, •

next confi guration stepCalibration:• Continue program fl owMeasuring mode: Display output current•

Arrow keysup / down

Measuring mode: Call menu• Menu: Increase/decrease a numeral• Menu: Selection•

Arrow keysleft / right

Measuring mode: Call menu• Menu: Previous/next menu group• Number entry: Move between digits•

27

Display

1 Temperature2 Sensocheck3 Interval/response time4 Sensor data5 Digital sensor devaluated6 Limit values7 Alarm8 Service9 Parameter sets A/B10 Calibration11 InduCon12 Waiting time running

13 Info available14 HOLD mode active15 Main display16 Secondary display17 Proceed with enter18 ISM sensor19 Diagnostics20 Confi guration mode21 Calibration mode22 Measuring mode23 Sensoface24 Measurement symbol

1 2 3 4 5 6 7 8 9 10 11

171819202122

121314

15

16

2324

Signal Colors ( Display Backlighting)

Red AlarmOrange HOLD mode (Calibration, Confi guration, Service)Turquoise DiagnosticsGreen InfoPurple Sensoface message

28

Process variable

Temperature

Sensoface indicator(sensor status)

Active parameter set

enter key

Time

Mode indicator (measuring)

Hold meas key depressed to call the measuring mode(pressing once more switches the display)

In measuring mode the display indicates:Measured value and time (24/12 h AM/PM) as well as temperature • in °C or °F (formats selected during confi guration)

By pressing the meas key in measuring mode you can view the following displays (for approx. 60 sec):

Measured value and selection of parameter set A/B • (if set to “Manual“)Measured value and tag (point of measurement designation – • entered during confi guration)Time and date• Controller (if confi gured), upper display: controller output Y,• lower display: setpoint

Pressing the enter key shows the output currents. They are displayed as long as enter is held depressed, then the measured-value display will return after 3 sec.

The device must be confi gured for the respective measurement task!

Measuring ModeAfter the operating voltage has been connected, the device auto-matically goes to “Measuring“ mode. To call the measuring mode from another operating mode (e.g. Diagnostics, Service): Hold meas key depressed (> 2 s).

29

Selecting the Mode / Entering Values

To enter a value:Select numeral: left / right arrow key5) Change numeral: up / down arrow key6) Confi rm entry with 7) enter

To select the operating mode:Hold 1) meas key depressed (> 2 s) (measuring mode)Press any arrow key: the selection menu appears2) Select operating mode using left / right arrow key3) Press 4) enter to confi rm the selected mode

Selection menu

Selected mode (blinks)

1 2

3

4

5 6

7

30

DiagnosticsDisplay of calibration data, display of sensor data, performing a device self-test, viewing the logbook entries, display of hardware/ software versions of the individual components. The logbook can store 100 events (00...99). They can be displayed directly on the device. The logbook can be extended to 200 entries using a TAN (Option).

HOLDManual activation of HOLD mode, e.g. for replacing a digital sensor. The signal outputs adopt a defi ned state.

CalibrationEvery sensor has typical characteristic values, which change in the course of the operating time. Calibration is required to supply a cor-rect measured value. The device checks which value the sensor delivers when measuring in a known solution. When there is a deviation, the de-vice can be “adjusted“. In that case, the device displays the “actual“ value and internally corrects the measurement error of the sensor. Calibration must be repeated at regular intervals. The time between the calibration cycles depends on the load on the sensor. During calibration the device is in HOLD mode. During calibration the analyzer remains in the HOLD mode until it is stopped by the operator.

Confi gurationThe analyzer must be confi gured for the respective measurement task. In the “Confi guration“ mode you select the connected sensor, the measuring range to be transmitted, and the conditions for warning and alarm messages. During confi guration the device is in HOLD mode. Confi guration mode is automatically exited 20 minutes after the last keystroke. The device returns to measuring mode.

ServiceMaintenance functions (current source, relay test, controller test), IrDA operation, passcode assignment, reset to factory settings, enabling of options (TAN).

Operating Modes

31

Menu Structure of Modes and Functions

Display of calibration data

Display of sensor data

Self test: RAM, ROM, EEPROM, module

Logbook: 100 events with date and time

Display of direct, uncorrected sensor signals

Display of software version, model designation, serial number

Manual activation of HOLD mode, e.g. for sensor replacement.The signal outputs behave as configured (e.g. last measured value, 21 mA)

Calibration in water/air (as configured)

Zero adjustment

Product calibration

Adjustment of temperature probe

Configuring parameter set A

Configuring parameter set B

Display of measured values for validation (simulators)

Current source, output 1

Current source, output 2

Relay test

Controller: manual specifi cation of controller output

Activating the IrDA interface

Specifying access codes for operating modes

Reset to factory setting

Enabling an option via TAN

Pressing any arrow key opens the selection menu. Select the menu group using the left/right arrow keys.Press enter to open a menu. Press meas to return.

(Access via code, factory setting:5555)

Measuring mode

TAG displaymeas Display controller

parameters(if configured)

meas meas

after 60 s after 60 s

CLK displaymeas

32

HOLD ModeThe HOLD mode is a safety state during confi guration and calibration. Output current is frozen (Last) or set to a fi xed value (Fix). Alarm and limit contacts are disabled. The HOLD mode is indicated by orange display backlighting.

Terminating the HOLD Mode The HOLD mode is ended by switching to measuring mode (hold meas key depressed). The display reads “Good Bye“, after that, the HOLD mode is exited. When the calibration mode is exited, a confi rmation prompt ensures that the installation is ready for operation (e.g.: sensor reinstalled, located in process).

HOLD mode, display icon:

HOLD active

21

4HOLD active

Output current[mA]

Output signal HOLDSetting FIX = 21.0 mA

Output signal for HOLDLAST setting

Output Signal During HOLD:

Output Signal ResponseLast:• The output current is frozen at its last value. Recommended for short confi guration procedures. The process should not change decisively during confi guration. Changes are not noticed with this setting!Fix:• The output current is set to a value that is noticeably diff erent from the process value to signal the control system that the device is being worked at.

33

Alarm

Manual Activation of HOLDThe HOLD can be activated manually from the HOLD menu. This allows checking or replacing a sensor, for example, without provoking unintended reactions of outputs or contacts.Press meas key to return to selection menu.

AlarmWhen an error has occurred, Err xx is displayed immediately.Only after expiry of a user-defi ned delay time will the alarm be registered and entered in the logbook.During an alarm the display blinks, the display backlighting turns red.

Error messages can also be signaled by a 22 mA output current (see Confi guration).The alarm contact is activated by alarm and power failure, see also “Confi guration / Alarm Settings“.2 sec after the failure event is corrected, the alarm status will be deleted.

External Activation of HOLDThe HOLD mode can be activated from outside by sending a signal to the Hold input (e.g. from the process control system).

10

11

Process control system

Power supply12...24 V AC/DC

Stratos Pro A411

input

HOLD

HOLD inactive 0...2 V AC/DCHOLD active 10...30 V AC/DC

34

enter

enter

enter

enter

Select menu group Menu group Code Display Select menu

item

Sensor selection SNS:

Menu item 1

...

Menu item ...

Current output 1 OT1:

Current output 2 OT2:

Compensation COR:

Alarm mode ALA:

Relay outputs REL:

Cleaning WSH:

Setting the clock CLK:

Tag number TAG:

Configuration Menu Structure of Confi gurationThe device provides 2 parameter sets “A“ and “B“. By switching between the param-eter sets you can adapt the device to different measurement situations, for example. Parameter set “B“ only permits setting of process-related parameters.The configuration steps are assigned to different menu groups. Using and you can jump between the individual menu groups.Each menu group contains menu items for setting the parameters. Pressing enter opens a menu item. The values are edited using and . Pressing enter confirms/stores the settings. Return to measurement: Press meas.

35

Confi guration Parameter Set A/B: Confi gurable Menu Groups

(Some parameters are identical in A and B. They are confi gured in parameter set A only.)

Menu group Parameter set A Parameter set BSENSOR Sensor selection ---OUT1 Current output 1 Current output 1OUT2 Current output 2 Current output 2CORRECTION Compensation CompensationALARM Alarm mode Alarm modeREL 1/REL 2 Relay outputs Relay outputsWASH Cleaning ---PARSET Parameter set

selection---

CLOCK Setting the clock ---TAG Tag number ---

36

19

20

Parameter Set A/B Manual Selection. Signaling via WASH Contact.

Display Action RemarkTo switch between parameter sets:Press meas

Manual selection of parameter sets must have been preset in CONFIG mode. Default setting is a fixed parameter set A.Wrong settings change the measurement properties!

PARSET blinks in the lower line.Select parameter set using and keys

Select PARSET A / PARSET B

Confi rm with enterCancel with meas

The active parameter set can be displayed using the WASH contact: If confi gured correspondingly, the WASH contact signals:“Parameter set A“ (open contact)“Parameter set B“ (closed contact)

Wash

WashR4

Wash

Confi guration

37

Confi guration

Confi guration Choices DefaultSensor (SENSOR)SNS: MEAS MODE dO %

dO mg/ldO ppmGAS %

dO %

(Select text line) STANDARD 10 TypTRACES 01 TypSUBTRACES 001 T.(requires “Traces“ Option )ISM-DIGITALMEMOSENS

STANDARD 10 Typ

U-POL -400...–1000 mV(0000...–1000 mVfor traces)

-675 mV

MEMBR. COMP. 00.50...03.00 01.00

RTD TYPE 22 NTC30 NTC

22 NTC

TEMP UNIT °C / °F °C

CAL MODE CAL AIRCAL WTR

CAL AIR

CAL TIMER ON/OFF OFF

ON CAL-CYCLE 0...9999 h 0168 h

ds*) CIP COUNT ON/OFF OFF

ON CIP CYCLES 0...9999 CYC 0025 CYC

SIP COUNT ON/OFF OFF

ON SIP CYCLES 0...9999 CYC 0025 CYC

*) For digital sensors only

38

Confi guration

Confi guration Choices DefaultOutput 1 (OUT1, no trace measurement)OT1: RANGE 0–20 mA

4–20 mA4-20 mA

CHANNEL OXY/TMP OXY

OXY dO % BEGIN 4mA (0 mA) 000.0...600.0 % 000.0 %

END 20 mA 0.000...600.0 % 600.0 %

OXY dO mg/l

BEGIN 4mA (0 mA) 00.00...99.99 mg/l 00.00 mg/l

END 20 mA 00.00...99.99 mg/l 99.99 mg/l

OXY dO ppm

BEGIN 4mA (0 mA) 00.00...99.99 ppm 00.00 ppm

END 20 mA 00.00...99.99 ppm 99.99 ppm

OXY GAS %

BEGIN 4mA (0 mA) 00.00...99.99 % 00.00 %

END 20 mA 00.00...99.99 % 99.99 %

TMP °C BEGIN 4mA (0 mA) –20...150 °C 000.0 °C

END 20 mA –20...150 °C 100.0 °C

TMP °F BEGIN 4mA (0 mA) –4...302 °F 0032 °F

END 20 mA –4...302 °F 0212 °F

FILTERTIME 0...120 SEC 0000 SEC

22mA-FAIL ON/OFF OFF

HOLD MODE LAST/FIX LAST

FIX HOLD-FIX (0) 4...22 mA 021.0 mA

39

Confi guration Choices DefaultOutput 1 (OUT1, trace measurement, sensor type 01)OT1: RANGE 0–20 mA

4–20 mA4-20 mA

CHANNEL OXY/TMP OXY

OXY dO % BEGIN 4mA (0 mA) 000.0...600.0 % 000.0 %

END 20 mA 000.0...600.0 % 600.0 %

OXY dO mg/l

BEGIN 4mA (0 mA) 000.0...99.00 mg/l 00.00 mg/l

END 20 mA 000.0...99.00 mg/l 99.99 mg/l

OXY dO ppm

BEGIN 4mA (0 mA) 00.00...99.99 ppm 00.00 ppm

END 20 mA 00.00...99.99 ppm 99.99 ppm

OXY GAS %

BEGIN 4mA (0 mA) 0000 ppm... 50.00 % 0000 ppm

END 20 mA 0000 ppm... 50.00 % 50.00 %


END 20 mA –20...150 °C 100.0 °C


END 20 mA –4...302 °F 0212 °F





Confi guration

40

Confi guration Choices DefaultOutput 1 (OUT1, trace measurement, sensor type 001)OT1: RANGE 0–20 mA

4–20 mA4-20 mA

CHANNEL OXY/TMP OXY

OXY dO % BEGIN 4mA (0 mA) 000.0...150.0 % 000.0 %

END 20 mA 000.0...150.0 % 150.0 %

OXY dO mg/l

BEGIN 4mA (0 mA) 000.0μg... 20.00 mg/l 00.00 μg/l

END 20 mA 000.0μg... 20.00 mg/l 20.00 mg/l

OXY dO ppm

BEGIN 4mA (0 mA) 00.00 ppb... 20.00 ppm 00.00 ppb

END 20 mA 00.00 ppb... 20.00 ppm 20.00 ppm

OXY GAS %

BEGIN 4mA (0 mA) 0000 ppb...50 % 0000 ppb

END 20 mA 0000 ppb...50 % 50.00 %


END 20 mA –20...150 °C 100.0 °C


END 20 mA –4...302 °F 0212 °F





Confi guration

41

Confi guration

Confi guration Choices DefaultOutput 2 (OUT2)OT2: CHANNEL OXY/TMP TMP

... other steps like output 1

Temperature compensation (CORRECTION)COR: SALINITY 00.00...45.00 ppt 00.00 ppt

PRESSURE UNIT BAR/KPA/PSI BAR

PRESSURE MAN/EXT *

MAN BAR 0.000...9.999 BAR 1.013 BAR

KPA 000.0...999.9 KPA 100 KPA

PSI 000.0...145.0 PSI 14.5 PSI

EXT I-Input OFF/4(0)...20 mA 4...20 mA

BAR BEGIN 4mA(0 mA)

0.000...9.999 BAR 0.000 BAR

END 20 mA 0.000...9.999 BAR 9.999 BAR

KPA BEGIN 4mA(0 mA)

000.0...999.9 KPA 000.0 KPA

END 20 mA 000.0...999.9 KPA 999.9 KPA

PSI BEGIN 4mA(0 mA)

000.0...145.0 PSI 000.0 PSI

END 20 mA 000.0...145.0 PSI 145.0 PSI

Alarm (ALARM)ALA: DELAYTIME 0...9999 SEC 0010 SEC 0010 SEC

SENSOCHECK ON/OFF OFF OFF

* EXT with external I input option only

42

Confi guration

Confi guration Choices DefaultRelay 1/2 (REL1/REL2)REL: (Selected in text line) LIMITS

CONTROLLERLIMITS

RL1: CHANNEL OXY/TMP OXY

FUNCTION Lo LEVLHi LEVL

Lo LEVL

CONTACT N/O, N/C N/O

LEVEL Within meas. range

HYSTERESIS 0...50 % full scale

DELAYTIME 0...9999 SEC 0010 SEC

RL2: CHANNEL OXY/TMP OXY

FUNCTION Lo LEVLHi LEVL

Hi LEVL


LEVEL Within meas. range

HYSTERESIS 0...50 % full scale

DELAYTIME 0...9999 SEC 0010 SEC

CTR CHANNEL OXY/TMP OXY

TYPE PLC / PFC

PLC PULSE LEN 0...0600 SEC 0010 SEC

PFC PULSE FREQ

0...0180 P/Min 0060 P/Min

SETPOINT Within meas. range

DEAD BAND 0...50 % full scale

P-GAIN 10...9999% 0100%

I-TIME 0...9999 SEC 0000 SEC

D-TIME 0...9999 SEC 0000 SEC

HOLD MODE Y LAST/Y OFF Y LAST

43

Confi guration

Confi guration Choices DefaultWash contact (WASH)WSH: (Select text line) WASH

PARSET A/BWASH

WASH WASH CYCLE 0.0...999.9 h 000.0 h

WASH TIME 0...9999 SEC 0060 SEC


Parameter set (PARSET)PAR: Select fixed parameter set (A) or

switch between A/B via control input or manually in measuring mode

PARSET FIX /CNTR INPUT /MANUAL

PARSET FIX A(fixed parameter set A)

Real-time clock (CLOCK)CLK: FORMAT 24 h / 12 h

24 h TIME hh/mm 00..24:00...59 00:00

12 h TIME hh/mm 00...12 AM/PM: 00...59

00.00

DAY/MONTH 01...31/01...12 31.12.

YEAR 2000...2099 2006

Tag number (TAG)TAG: (Input in text line) ___

45

Configuration (Original for Copy)Two complete parameter sets are stored in the EEPROM. As delivered, the two sets are identical but can be edited.Please note:Fill in your confi guration data on the following pages or use them as original for copy.

Parameter Parameter set A Parameter set BSNS: Measuring mode --- *)

SNS: Sensor type --- *)

SNS: V polarization --- *)

SNS: MEMBR. COMP. --- *)

SNS: RTD type --- *)

SNS: Temperature unit --- *)

SNS: Calibration mode --- *)

SNS: Calibration timer --- *)

SNS: Calibration cycle --- *)

SNS: CIP counter --- *)

SNS: CIP cycles --- *)

SNS: SIP counter --- *)

SNS: SIP cycles --- *)

OT1: Current range

OT1: Process variable

OT1: Current start

OT1: Current end

*) These parameters cannot be adjusted in parameter set B, the values are the same as in parameter set A.

46

(Original for Copy) Confi gurationParameter Parameter set A Parameter set BOT1: Filter time

OT1: 22 mA error current

OT1: HOLD mode

OT1: HOLD-FIX current

OT2: Current range

OT2: Process variable

OT2: Current start

OT2: Current end

OT2: Filter time

OT2: 22 mA error current

OT2: HOLD mode

OT2: HOLD-FIX current

COR: Salinity (ppt)

COR: Pressure unit(BAR, KPA, PSI)

COR: Pressure (MAN/EXT)

COR: EXT. current input(Option)

ALA: Delay

ALA: Sensocheck on/off

REL: Usage

RL1: Process variable

RL1: Function

RL1: Contact response

RL1: Setpoint

RL1: Hysteresis

RL1: Delay

RL2: Process variable

RL2: Function

47

Confi guration (Original for Copy)Parameter Parameter set A Parameter set BRL2: Contact response

RL2: Setpoint

RL2: Hysteresis

RL2: Delay

CTR: Process variable

CTR: Controller type

CTR: Pulse length

CTR: Pulse frequency

CTR: Setpoint

CTR: Neutral zone

CTR: P gain

CTR: I time

CTR: D time

CTR: HOLD mode

WSH: Usage --- *)

WSH: Wash cycle --- *)

WSH: Wash duration --- *)

WSH: Contact response --- *)

PAR: Parameter set selection

--- *)

CLK: Time format --- *)

CLK: Time hh/mm --- *)

CLK: Day/month --- *)

CLK: Year --- *)

TAG: Tag number --- *)

*) These parameters cannot be adjusted in parameter set B, the values are the same as in parameter set A.

48

1

Confi guration SensorSelect: measuring mode, sensor type analog/digital, polarization voltage, membrane compensation, temp probe type

Press any arrow key.1 Select 2 CONF using keys,

press enter. Select parameter set using 3 ,

press enter. Select 4 SENSOR menu using keys, press

enter. All items of this menu group are indicated by 5

the “SNS:” code. Press enter to select menu, edit with arrow keys (see next page).Confirm (and proceed) with enter.

End: Press 6 meas key until the [meas] mode indicator is displayed.

2

3

4

Select measuring mode

Select sensor type

Polarization voltage

Membrane compensation

Type of temp probe

Temperature unit

Medium: water/air

Calibration timer

Cleaning cycle counter

Cleaning cycles

Sterilization cycle counter

Sterilization cycles

5enter

enter

6

enter

5

enter

meas

49

Confi gurationMenu item Action ChoicesSelect measuring mode

Select measuring mode using keys.DO: Measurement in liquidsGAS:Measurement in gasesConfirm with enter

dO %, dO mg/ldO ppmGAS %

Select sensor typeanalog/digital

Select sensor type using keys.

Confirm with enter

STANDARD 10 TypTRACES 01 TypSUBTRACES 001 TypISMMEMOSENS

Polarization voltage Enter Vpol using keys.

Confirm with enter

–675 mV–400...–1000 mV(0000...–1000 mV for trace measurement)


(not for ds)Enter membrane compensation using

keys.

Confirm with enter

01.0000.50...05.00

Type of temp probe (not for ds)Select type of tempera-ture probe using keys.Confirm with enter

22 NTC30 NTC

5

50

Confi gurationSensorSelect: temperature unit, medium: water/air, calibration timer

1 Press any arrow key.1 Select 2 CONF using keys,


press enter. Select 4 SENSOR menu using keys,

press enter. All items of this menu group are indicated by 5



2

3

4


Select sensor type



Type of temp probe

Temperature unit

Calibration medium water/air

Calibration timer


Cleaning cycles



5enter

enter

6

enter

5

enter

meas

51

Confi gurationMenu item Action ChoicesTemperature unit Select temperature unit

using keys.

Confirm with enter

°C°F

Medium: air/water Select calibration medium using keys.AIR:Cal medium airWTR:Cal medium water

Confirm with enter

CAL_AIRCAL_WTR

Calibration timer Select/deselect calibration timer using

keys.

Confirm with enter

OFFON

(ON: Calibration cycle)

Enter calibration cycle in hours using keys.

Confirm with enter

0...9999 h0168 h

5

52

Confi gurationSensorAdjust: CIP cleaning cycles, SIP sterilization cycles



press enter. Select 4 SENSOR menu using keys,




2

3

4


Select sensor type



Type of temp probe

Temperature unit

Medium: water/air

Calibration timer


Cleaning cycles



5enter

enter

6

enter

5

enter

meas

53

Confi gurationMenu item Action ChoicesCIP counter Use keys to adjust

CIP counter:OFF: No counterON: Fixed cleaning cycle (adjust in the next step)Confirm with enter

OFF/ON

CIP cycles Only with CIP COUNT ON:Enter max. number of cleaning cycles using

keys.

Confirm with enter

0...9999 CYC(0025 CYC)

SIP counter Use keys to adjust SIP counter:OFF: No counterON: Max. sterilization cycles (adjust as for CIP counter)Confirm with enter

OFF/ON

5

Note for the calibration timer:When Sensocheck has been activated in the Confi guration > Alarm menu, the expiration of the calibration interval is indicated by Sensoface:

Display Status

+

+

Over 80% of the calibration interval has already past.

The calibration interval has been exceeded.

The calibration timer settings apply to both parameter sets A and B. The time remaining until the next due calibration can be seen in the diagnostics menu (see “Diagnostics“).

54

Current rangeProcess variableCurrent startCurrent endTime averaging fi lterOutput current during error messageOutput current during HOLDOutput current for HOLD FIX

Confi guration Current Output 1 Output current range, current start, current end


press enter. Select parameter set using 3 keys,

press enter. Select 4 OUT1 menu using keys,


the “OT1:” code. Press enter to select menu, edit with arrow keys (see next page).Confirm (and proceed) with enter.


2

3

4

5enter

enter

6

enter

5

enter

meas

55

Confi gurationMenu item Action ChoicesCurrent range Select 4-20 mA or

0-20 mA range using keys.

Confirm with enter

4-20 mA / 0-20 mA

Process variable Select using keys:OXY: Oxy valueTMP: Temperature

Confirm with enter

OXY/TMP

Current start,Current end

Modify digit using , select next digit using

keys.

Confirm with enter

000.0...0600% (OXY, Sensor 10)0.000...0150% (OXY, Sensor 01, 001 and traces Option)–20...150 °C /–4...302 °F (TMP)

For process variables comprising several decades, decimal point and dimension can be shifted using the cursor keys. Then, the desired number is entered using (up / down) and . For measurement in gases (GAS), this method is used to switch between ppm and % for volume concentration (10000 ppm = 1 %).

5

Example 2: Range 50...70%Advantage: Higher resolution in range of interest

Assignment of measured values: Current start and current end

Output current

[%]

20 4

100

0

[%]

20 4

70

50[mA]

Example 1: Range 0...100%

[mA]

Output current

5070

Oxygen saturation Oxygen

saturation

56

Confi gurationCurrent Output 1Adjust time interval of output fi lter

Current rangeProcess variableCurrent startCurrent end Time averaging fi lterOutput current during error messageOutput current during HOLDOutput current for HOLD FIX







2

3

4

5enter

enter

6

enter

5

enter

meas

57

Confi gurationMenu item Action ChoicesTime averaging fi lter Enter value using

keys.

Confirm with enter

0...120 SEC(0000 SEC)

5

Time Averaging FilterTo smoothen the current output, a low-pass filter with adjustable filter time can be switched on. When there is a jump at the input (100 %), the output level is at 63 % after the time interval has been reached.The time interval can be set from 0 to 120 sec.If the time interval is set to 0 sec, the current output follows the input. Please note: The fi lter only acts on the current output, not on the display, the limit values, or the controller!During HOLD the fi lter is not applied. This prevents a jump at the output.

Time interval 0...120 s

Oxy

0/4-20 mA

Time interval 0...120 s

Temp

Display / Controller

58

Confi gurationCurrent Output 1 Output current during Error and HOLD








2

3

4

5enter

enter

6

enter

5

enter

meas

59

Confi gurationMenu item Action ChoicesOutput current during error message

Select ON (22 mA for error message) or OFF using keys.Confirm with enter

ON/OFF

Output current during HOLD

LAST: During HOLD the last measured value is maintained at the output.FIX: During HOLD a value (to be entered) is main-tained at the output.Select using Confirm with enter

LAST/FIX

Output current for HOLD FIX

Only with FIX selected:Enter current which is to flow at the output during HOLDEnter value using

keys.

Confirm with enter

00.00...22.00 mA21.00 mA

HOLD active

21

4HOLD active

Output current[mA]

Output signal HOLDSetting FIX = 21.0 mA

Output signal for HOLDLAST setting

Output Signal During HOLD:

5

60

Confi guration Current Output 2 Output current range, current start, current end








2

3

4

5enter

enter

6

enter

5

enter

meas

61

Confi gurationMenu item Action ChoicesCurrent range Select 4-20 mA or

0-20 mA range using keys.

Confirm with enter

4-20 mA / 0-20 mA

Process variable Select using keys:OXY: Oxy valueTMP: TemperatureConfirm with enter

OXY/TMP

.

.

.

All the following adjustments are made as for current output 1 (see there)!

5

62

Confi guration

CorrectionSalinity correction, pressure correction, current input



press enter. Select 4 CORRECTION menu using keys,


the “COR:” code. Press enter to select menu, edit with arrow keys (see next page).Confirm (and proceed) with enter.


2

3

4

enter

enter

6

enter

5

enter

meas

SalinityPressure unitPressure correctionManual pressure inputCurrent inputCurrent range/Pressure range

5

63

Confi gurationMenu item Action ChoicesEnter salinity Enter salinity of the

process medium.Enter value using

keys.Confirm with enter

00.00...45.00 ppt

Enter pressure unit Select desired pressure unit using keys.

Confirm with enter

Bar/kPa/PSI

Enter pressure correction

Select desired procedure for pressure correction using keys:MAN: Manual specificationEXT: External pressure correction via current inputConfirm with enter

MAN / EXT

(Manual pressure input)

Enter value using keys.

Confirm with enter

Input range:0.000...9.999 BAR /000.0...999.9 KPA /000.0...145.0 PSI

1.013 BAR / 100 KPA / 14.5 PSI

Current input/Pressure range

For external pressure detection, enter 0(4) ... 20 mA current input and current start / end values for pressure parameter using keys.

0(4)...20 mA

0.000...9.999 Bar /000.0...999.9 KPA /000.0...999.9 PSI

5

64

Confi guration Alarm Alarm delay, Sensocheck



press enter. Select 4 ALARM menu using keys,


the “ALA:” code. Press enter to select menu, edit with arrow keys (see next page).Confirm (and proceed) with enter.


2

3

4

enter

6

enter

enter

meas

enter5 Delay

Sensocheck

5

65

17

18

Alarm

R3

Confi gurationMenu item Action ChoicesAlarm delay Enter alarm delay using


0...600 SEC(010 SEC)

Sensocheck Select Sensocheck (continuous monitoring of sensor membrane and lines).Select ON or OFF using

keys.Confirm with enter.(At the same time, Sensoface is activated. With OFF, Sensoface is also switched off.)

ON/OFF

5

Alarm ContactThe alarm contact is closed during normal operation (N/C). It opens in the case of alarm or power outage. As a result, a failure message is provided even in the case of power failure or line breakage (fail-safe behav-ior). For contact ratings, see Specifications.

Error messages can also be signaled by a 22 mA output current (see Error messages and Configuration Output 1/Output 2).Operating behavior of the alarm contact: see Operating States table.The alarm delay time delays the color change of the display backlighting to red, the 22 mA signal (if configured), and the alarm contact switching.

66

Confi guration Limit Function Relay 1



press enter. Select 4 REL1/REL2 menu using keys,


the “RL1:” code. Press enter to select menu, edit with arrow keys (see next page).Confirm (and proceed) with enter.


2

3

4

enter

6

enter

5

enter

meas

Use of relaysSelect process variableLimit 1 functionLimit 1contact type Limit 1 setpointLimit 1 hysteresisLimit 1 delay

enter

5

67

Confi gurationMenu item Action ChoicesUse of relays Select in the text line

using keys:Limit function (LIMITS)• Controller • (CONTROLLER)

Confirm with enter

LIMITS / CONTROLLER

Please note: Selecting CONTROLLER leads to Controller menu group CTR.

Select process variable

Select desired process variable using keys.

Confirm with enter

OXY/TMP

Limit 1 function Select desired function using keys.Lo Level: active if value falls below setpoint / Hi Level: active if value exceeds setpointConfirm with enter

Lo LEVL / Hi LEVL

Limit 1 contact response

N/O: normally open contactN/C: normally closed contactSelect using keys.Confirm with enter

N/O / N/C

Limit 1 setpoint Enter setpoint using keys.

Confirm with enter

Within meas. range

5

68

Confi guration







2

3

4

enter

6

enter

5

enter

meas

Use of relaysSelect process variableLimit 1 functionLimit 1contact type Limit 1 setpointLimit 1 hysteresisLimit 1 delay

enter

5

Limit FunctionRelay 1

69

Confi gurationMenu item Action ChoicesLimit 1 hysteresis

Select hysteresis using keys.

Confirm with enter

0...50% full scale

Limit 1 delay The contact is activated with delay (deactivated without delay)Adjust delay using

keys.

Confirm with enter

0...9999 SEC(0010 SEC)

Limit Lo

Hysteresis +Setpoint

Contact0

1

Signal

Limit Hi

Hysteresis -

Signal

Setpoint

Contact0

1

5

Application of Hysteresis:Application of Hysteresis:

70

Limit Function Relay 2

Confi guration







2

3

4

enter

6

enter

5

enter

meas

Use of relaysSelect process variableLimit 2 functionLimit 2contact typeLimit 2 setpointLimit 2 hysteresisLimit 2 delay

enter

5

71

Confi gurationMenu item Action ChoicesSelect process variable (CHANNEL)

Select desired process variable using keys.Confirm with enter

OXY/TMP

Limit 2 function(FUNCTION)

Select desired function using keys.Confirm with enter

Lo LEVL / Hi LEVL

Limit 2contact type (CONTACT)

N/O: normally open contactN/C: normally closed contactSelect using keys.Confirm with enter

N/O / N/C

Limit 2 setpoint(LEVEL)

Enter setpoint using keys.

Confirm with enter

Within meas. range

Limit 2 hysteresis(HYSTERESIS)

Select hysteresis using keys.

Confirm with enter

0...50% full scale

Limit 2 delay(DELAYTIME)

The contact is activated with delay (deactivated without delay)Adjust delay using


0...9999 SEC(0010 SEC)

Limit Lo

Hysteresis +Setpoint

Contact0

1

Signal

Limit Hi

Hysteresis -

Signal

Setpoint

Contact0

1

Application of Hysteresis:

5

73

Controller Functions

Setpoint

Controller output Yp [%]

+100 %

-100 %

Deviation Xw [%, mg/l, ppm]

Neutral zone Yp=0

Relay 1

Relay 2

Typical Applications

P Controller Application for integrating control systems (e.g. closed tank, batch processes).

PI ControllerApplication for non-integrating control systems (e.g. drains).

PID Controller The additional derivative action compensates for measurement peaks.

Controller Characteristic

74

Controller Functions

Proportional action YP

Setpoint - Meas. valueConstant

YP = *

Controller output Y =

I action

with:YP Proportional actionTR Reset time [s]TD Rate time [s]KC Controller gain [%]Constant 50% (for % O2 or % Air) 5.00 mg/l (for mg/l) 5.00 ppm (for ppm)

D action

dYPdt

1TR

P action

Controller Equations

YP + YPdt + TD

KC

Neutral ZoneTolerated deviation from desired value. With the setting “010%”, for example, a deviation of ± 5% from the desired value does not activate the controller.

100 %

50 %

Cont

rolle

r ou

tput

Y

KC = 500 % KC = 200 %

KC = 100 %

KC = 50 %

Proportional Action (Gradient KC [%])

Xw

Process variables: %, (mg/l, ppm),underneath: temp [K]

Deviation [10] [20] [30] [40] [50]10 / (1,00) 20 / (2,00) 30 / (3,00) 40 / (4,00) 50 / (5,00)

75

Controller FunctionsPulse Length / Pulse Frequency Controller Pulse Length Controller ( PLC)The pulse length controller is used to operate a valve as an actuator. It switches the contact on for a time that depends on the controller output. The period (pulse length) is constant. A minimum ON time of 0.5 sec is maintained even if the controller output takes correspond-ing values (Y=0: Off ).

Output Signal (Relay Contact) of Pulse Length Controller

ON time (Y = 80 %)

ON time (Y = 20 %)

Pulse length

1

0

1

0

Pulse Frequency Controller ( PFC)The pulse frequency controller is used to operate a frequency-con-trolled actuator (metering pump). It varies the frequency with which the contacts are switched on. The maximum pulse frequency [pulses/min] can be defined. It depends on the actuator.The contact ON time is constant. It is automatically calculated from the user-defined maximum pulse frequency:

Output Signal (Relay Contact) of Pulse Frequency ControllerON time

Pulse frequency (Y = 20%)

Pulse frequency (Y = 80%)

1

0

1

0

76

Confi guration Controller (For description, see Controller Functions)Process variable. Controller type. Setpoint.



pressenter. Select 4 REL1/REL2 menu using keys,


the “CTR:” code. Press enter to select menu, edit with arrow keys (see next page).Confirm (and proceed) with enter.


2

3

4

enter

6

enter

5

enter

meas

Use of relaysSelect process variableController typePulse length Pulse frequencySetpointNeutral zone Controller: P actionController: I actionController: D actionBehavior during HOLD

enter

5

77

Confi gurationMenu item Action ChoicesSelect process variable

Select desired process variable using keys.

Confirm with enter

OXY/TMP

Controller type Pulse length controller (PLC)or pulse frequency controller (PFC)Select using keys.Confirm with enter

PLC / PFC

Pulse length Only with PLC: Pulse lengthAdjust using keys.

Confirm with enter

0...0600 SEC(0010 SEC)

Pulse frequency Only with PFC: Pulse frequencyAdjust using keys.

Confirm with enter

0...0180 P/M(0060 P/M)

(pulses per minute)

Setpoint Adjust setpoint using keys.

Confirm with enter

Within meas. range

78

Controller (For description, see Controller Functions)Neutral zone. P, I, D actions. Behavior during HOLD



pressenter. Select 4 REL1/REL2 menu using keys,


the “CTR:” code. Press enter to select menu, edit with arrow keys (see next page).Confirm (and proceed) with enter.


2

3

4

enter

6

enter

5

enter

meas

Use of relaysSelect process variableController typePulse length Pulse frequencySetpointNeutral zone Controller: P actionController: I actionController: D actionBehavior during HOLD

enter

5

Confi guration

79

Confi gurationMenu item Action ChoicesNeutral zone Adjust neutral zone using

keys.

Confirm with enter

0...50% full scale

Controller: P action Adjust P action using keys.

Confirm with enter

10...9999%(0100%)

Controller: I action Adjust I action using keys.

Confirm with enter

0...9999 SEC(0000 SEC)

Controller: D action Adjust D action using keys.

Confirm with enter

0...9999 SEC(0000 SEC)

Behavior during HOLD

Select response using keys.

Confirm with enter

Y LAST / Y OFF

80

Confi guration WASH ContactControl of rinsing probes orsignaling the parameter set


press enter. Select parameter set A using 3 keys,

press enter. Select 4 WASH menu using keys, press


the “WSH:” code. Press enter to select menu, edit with arrow keys (see next page).Confirm (and proceed) with enter.


2

3

4

enter

6

enter

5

enter

meas

FunctionCleaning intervalCleaning durationContact type

enter

5

81

Confi gurationMenu item Action ChoicesFunction Select WASH contact

function using keys.

Confirm with enter

WASH / PARSET A/B

WASH: Control of rinsing probes

With PARSET A/B selected, the contact signals:“Parameter set A“ (open contact)“Parameter set B“ (closed contact)

Cleaning interval Only with WASH:Adjust value using

keys.

Confirm with enter

0.0...999.9 h (000.0 h)

Cleaning duration Only with WASH:Adjust value using

keys.

Confirm with enter

0...9999 SEC (0060 SEC)

Contact type Only with WASH:N/O: normally open contactN/C: normally closed contactSelect using keys.Confirm with enter

N/O / N/C

5

Cycle interval

Cleaning Relax time (approx. 20 s)

HOLD

82

Confi guration Time and Date Tag Number


press enter. Select parameter set A using 3 keys,

press enter. 4 Press enter Select 5 CLOCK or TAG using keys, press


the “CLK:” or “TAG” code. Press enter to select menu, edit with arrow keys (see next page).Confirm (and proceed) with enter.


2

3

4

enter

6

enter

5

enter

meas

Time formatTimeDay and monthYear

Tag number

enter

5

83

Time and DateControl of the calibration and cleaning cycles is based on the time and date of the integrated real-time clock. In measuring mode the time is shown in the lower display. When using InduCon sensors, the calibration data is written in the sensor head.In addition, the logbook entries (cf Diagnostics) are provided with a time stamp.Please note:

After prolonged power outage (> 5 days) the time display is • replaced by dashes and cannot be used for processing. Enter the correct time.There is no automatic switchover from winter to summer time!• Be sure to manually adjust the time!

Confi guration

Menu item Action ChoicesTag number Select character using

keys,select next digit using

keys.

Confirm with enter

A...Z, 0...9, – + < > ? / @

The first 10 characters are seen in the display with-out scrolling.

Tag Number (“ TAG“)You can enter a designation for the point of measurement (tag number) in the lower display line. Up to 32 digits are possible.Pressing meas (repeatedly) in the measuring mode indicates the tag number.Being part of the device confi guration, the “TAG“ can be read out via IrDA.A standardized tag number helps, for example, to correctly re-install a device after repair.

5

84

Digital SensorsOperation

Stratos Pro can be operated with three diff erent types of digital sensors: Memosens, InduCon, ISM.The following display examples refer to a transmitter and a digital pH sensor (slight variations for other combinations).

The sensor type is selected during confi guration, the selected type is indicated by a display icon:

Indu Con

The device only switches to measuring mode when the connected sensor corresponds to the type confi gured (Sensoface is happy):

Otherwise, an error message is released. The info icon is displayed. You can display the error text in the bottom line using the keys. Sensoface is sad (see table of error messages and Sensoface in the Appendix):

85

Connecting a Digital SensorStep Action/Display Remark

Connect sensor

Before a digital sensor is connected, the error message “No sensor“ is displayed.

Wait until the sensor data are displayed.

The hourglass in the display blinks.

Check sensor data

View sensor informa-tion using keys, confi rm with enter.

The display color changes to green, the InduCon or ISM icon is displayed, if applicable.

Sensoface is happy.

Go to measuring mode

Press meas, info, or enter

After 60 sec the device automatically returns to measuring mode (timeout).

Possible error messagesSensor devaluatedReplace sensor

When this error message appears, the sensor can-not be used any more. Sensoface is sad.

Sensor defectiveReplace sensor

When this error message appears, the sensor cannot be used.Sensoface is sad.

Digital Sensors

86

Digital Sensors Sensor Replacement

A digital sensor should only be replaced during HOLD mode to pre-vent unintended reactions of the outputs or contacts. When you fi rst want to calibrate the new sensor, it can also be replaced in calibration mode.

Step Action/Display RemarkSelect HOLD mode Press any key to call

the selection menu, select HOLD using the keys, press enter to confi rm.

Now the device is in HOLD mode. The HOLD mode can also be acti-vated externally via the HOLD input.During HOLD the output current is frozen at its last value or set to a fixed value.

Disconnect and remove old sensorInstall and connect new sensor.

Temporary messages which are activated dur-ing the replacement are indicated but not output to the alarm contact and not entered in the log-book.

Wait until the sensor data are displayed.

87

Digital Sensors

Step Action/Display RemarkCheck sensor data

View sensor informa-tion using keys, confi rm with enter.

You can view the sensor manufacturer and type, serial number, and last calibration date.

Check measured valuesExit HOLD Hit meas key:

Return to selection menu. Hold meas key depressed: Device switches to measuring mode

The sensor replacement is entered in the extended logbook.

88

CalibrationCalibration adapts the device to the individual sensor characteristics. It is always recommended to calibrate in air. Compared to water, air is a calibration medium which is easy to handle, stable, and thus safe. In the most cases, however, the sensor must be dismounted for a calibration in air.When dealing with biotechnological processes which require sterile conditions, the sensor cannot be removed for calibration. Here, calibration must be performed with aeration directly in the process medium (e.g. after sterilization).In the fi eld of biotechnology, for example, often saturation is measured and calibration is performed in the medium for reasons of sterility. For other applications where concentration is measured (water control etc.), calibration in air has proved to be useful.

Please note:All calibration procedures must be performed by trained person-• nel. Incorrectly set parameters may go unnoticed, but change the measuring properties.

If a 2-point calibration is prescribed, the zero calibration should be • performed prior to slope calibration.

Common Combination: Process Variable / Calibration Mode / Calibration MediumProcess variable

Cal mode

Calibration Default rel. humidity

Default cal pressure

Saturation (%) SAT Water 100 % Process pressure

Concentration (mg/l, ppm)

Conc Air 50 % 1.013 bar

The calibration procedures for these two common applications are described on the following pages. Of course, other combinations of process variable and calibration mode are possible.

89

Selecting a Calibration ModeCalibration is used to adapt the device to the individual sensor characteristics, namely asymmetry potential and slope. Access to calibration can be protected with a passcode (SERVICE menu).First, you open the calibration menu and select the calibration mode:

WTR / AIR Calibration in water/air (as confi gured)ZERO Zero adjustmentP_CAL Product calibration (calibration with sampling)CAL-RTD Temperature probe adjustment

90

Zero CalibrationThe sensor models SE 704, SE 705 and InPro6000 have a very low zero current. Therefore, a zero calibration is only recommended for measurement of oxygen traces. When a zero calibration is performed, the sensor should remain for at least 10 to 30 minutes in the calibration medium in order to obtain stable, non-drifting values. During zero calibration, a drift check is not performed. Zero current of a properly functioning sensor is notably less than 0.5 % of air current. The display (bottom: measured value, top: entered value) does not change until an input current is entered for the zero point. When measuring in an oxygen-free medium, the displayed current can be taken directly.

Zero calibration

91

Zero CalibrationDisplay Action Remark

Select calibration, proceed with enter

Ready for calibration.Hourglass blinks.Place sensor in oxygen-free medium

Display (3 sec)Now the device is in HOLD mode.

Main display:Zero current. Press enter to save this value or correct using arrow keys and then save with enter.Secondary display: Sensor current measuredDisplay of slopeDisplay of new zero current. End calibration with enter key, place sensor in process

Sensoface display

The oxygen value is shown in the main dis-play, “enter“ blinks. Stop Hold with enter.

New calibration: Select REPEAT,press enter key.

Quit with enter. After end of calibra-tion, the outputs re-main in HOLD mode for a short time.

92

Product CalibrationCalibration with SamplingDuring product calibration the sensor remains in the process. The measurement process is only interrupted briefly.

Procedure: During sampling the currently measured value is stored in the device. The device immediately returns to measuring mode.The cal mode indicator blinks and reminds you that calibration has not been termi-nated. The comparison value is measured on the site, e.g. using a portable DO meter in a bypass.This value is then entered in the device. The new value for slope or zero is calculated from the stored value and the comparison value. From the measured value, the device automatically recognizes whether a new slope or zero must be calculated (above approx. 5 % saturation: slope, below: zero).If the sample is invalid, you can take over the measured value stored during sam-pling instead of the comparison value. In that case the old calibration values remain stored. Afterwards, you can start a new product calibration. The following describes a product calibration with slope correction – a product calibration with zero correc-tion is performed correspondingly.

Display Action RemarkSelect calibration,then product calibra-tion P_CAL. Proceed with enter

Ready for calibration.Hourglass blinks.


Take sample and save value. Proceed with enter

Now the sample can be measured. If the value is already available, press info+enter to proceed to step 2.

Product calibration

93

Display Action RemarkThe device returns to measuring mode.

From the blinking CAL mode indicator you see that product calibration has not been terminated.

Product calibration step 2:When the sample value has been determined, open the product cali-bration once more.


The stored value is displayed (blinking) and can be overwritten with the lab value.Proceed with enter

Display of new slope and zero.Sensoface is active.

Proceed with enter

Related to 25 °C and 1013 mbars

Display of new oxy value.Sensoface is active.To end calibration:Select MEAS, then enter

To repeat calibra-tion: Select REPEAT, then enter

End of calibration After end of calibra-tion, the outputs re-main in HOLD mode for a short time.

Product Calibration

94

Display Action RemarkSelect calibration (SLOPE). Immerse sensor in cal medium, start with enter

“Medium water“ or “Medium air“ is selected in the confi guration.

Enter cal pressure

Proceed with enter

Default: 1.000 barUnit bar/kpa/PSI

Drift check: Display of:Sensor current (nA)Response time (s)Temperature (°C/°F)

Device goes to HOLD mode.

The drift check might take some time.

Display of calibration data (slope and zero) and Sensoface

Proceed with enter

Related to 25 °C and 1013 mbars

Display of selected process value.To end calibration:Select MEAS using , then enter

To repeat calibra-tion: Select REPEAT using , then enter

Place sensor in process.End of calibration

After end of calibra-tion, the outputs re-main in HOLD mode for a short time.

Slope Calibration (Medium: Air)(air-saturated)

95

Display Action RemarkSelect calibration. Place sensor in air, start with enterDevice goes to HOLD mode.

“Medium water“ or “Medium air“ is selected in the con-fi guration.

Enter relative humidity using arrow keys

Proceed with enter

Default for relative humidity in air: rH = 50%

Enter cal pressure using arrow keysProceed with enter

Default: 1.000 barUnit bar/kpa/PSI

Drift check:Display of:Sensor current (nA)Response time (s)Temperature (°C/°F)Proceed with enter

The drift check can take some minutes.

Display of calibration data (slope and zero). Proceed with enter.

Display of selected process variable (here: %vol). Now the device is in HOLD mode: Reinstall the sensor and check whether the message is OK.MEAS ends calibration, REPEAT permits repetition.


Slope Calibration (Medium: Air)

96

Temp Probe AdjustmentDisplay Action Remark

Select temp adjust-ment. Proceed with enter

Wrong settings change the measurement properties!

Measure the tem-perature of the process medium using an exter-nal thermometer.


Enter the measured temperature value.Maximum diff erence: 10 K.Proceed with enter

Display of actual temperature (un-compensated) in the lower display.

The corrected tempera-ture value is displayed.Sensoface is active.To end calibration: Select MEAS, then enterTo repeat calibration: Select REPEAT, then enter


After calibration is ended, the device will switch to measuring mode.

Temp probe adjustment

97

MeasurementDisplay Remark

or AM/PM and °F:

From the confi guration or calibration menus, you can switch the device to measuring mode by pressing the meas key.(Waiting time for signal stabilization approx. 20 sec). In the measuring mode the main display shows the confi gured process variable (Oxy [%] or temperature), the secondary display shows the time and the second confi gured process variable (Oxy [%] or temperature). The [meas] mode indicator lights and the ac-tive parameter set (A/B) is indicated.Please note:

After prolonged power outage (> 5 days) • the time display is replaced by dashes and cannot be used for processing. Enter the correct time.

Pressing the enter key briefl y shows the output currents. By pressing the meas key you can step through the following displays. When no key has been pressed for 60 sec, the device returns to the standard display.

Selecting the1) parameter set (if set to “manual“ in the confi guration). Select the desired parameter set using the arrow keys (PARSET A or PARSET B blinks in the lower display line). Confi rm with enter.

Further displays (each with meas).

Display of tag number (“TAG“)2) Display of 3) time and date

98

MeasurementDisplay RemarkWith activated controller, you can also step through the following displays by pressing the meas key. When no key has been pressed for 60 sec, the device returns to the standard display.

Main display: Controller output YSecondary display: SetpointDepending on confi guation setting:%, mg/l, ppm, or temperature.

99

DiagnosticsIn the Diagnostics mode you can access the following menus without interrupting the measurement:CALDATA Viewing the calibration dataSENSOR Viewing the sensor dataSELFTEST Starting a device self-testLOGBOOK Viewing the logbook entriesMONITOR Displaying currently measured valuesVERSION Displaying device type, software version, serial number

Access to diagnostics can be protected with a passcode (SERVICE menu).

Please note:HOLD is not active during Diagnostics mode!

Action Key RemarkActivate diagnostics

Press any arrow key to call the selection menu.(Display color changes to turquoise.)Select DIAG using keys, confirm with enter

Select diagnostics option

Use keys to select from:CALDATA SENSOR SELFTEST LOGBOOK MONITOR VERSIONSee next pages for further proceeding.

End meas End with meas.

Diagnostics (DIAG)

100

DiagnosticsDisplay Menu item

Display of calibration dataSelect CALDATA using , confirm with enter.Use the keys to select the desired parameter from the bottom line of the display (LAST_CAL ZERO SLOPE NEXT_CAL).The selected parameter is shown in the main display.

Press meas to return to measurement.

Display of sensor dataFor analog sensors, the type is displayed,for digital sensors, the manufacturer, type, serial number, and last calibration date.In each case Sensoface is active.

Display data using keys,return with enter or meas.

101


Device self-test(To abort, you can press meas.)

1 Display test: Display of all segments with changing background colors white/green/red.Proceed with enter

2 RAM test: Hourglass blinks, then display of --PASS-- or --FAIL-- Proceed with enter

3 EEPROM test: Hourglass blinks, then display of --PASS-- or --FAIL-- Proceed with enter

4 FLASH test: Hourglass blinks, then display of --PASS-- or --FAIL-- Proceed with enter

5 Module test: Hourglass blinks, then display of --PASS-- or --FAIL-- Press enter or meas to return to measuring mode.

102


Display of logbook entriesSelect LOGBOOK using , confirm with enter.

With the keys, you can scroll backwards and forwards through the logbook (entries -00-...-99-), -00- being the last entry.

If the display is set to date/time, you can search for a particular date using the keys.Press to view the corresponding message text.

If the display is set to the message text, you can search for a particular message using the keys.Press to display the date and time.


Extended logbook / Audit Trail (via TAN)With the keys, you can scroll backwards and forwards through the extended logbook (entries -000-...-199-), -000- being the last entry.Display: CFRAudit Trail also records function activations (CAL CONFIG SERVICE), some Sensoface messages (cal timer, wear), and opening of the enclosure.

103


Display example:

Display of currently measured values ( sensor monitor)Select MONITOR using , confirm with enter.Use the keys to select the desired parameter from the bottom line of the display: OXY, RTD, I-INPUT (for digital sensors also: OPERATION TIME SENSOR WEAR LIFETIME CIP SIP AUTOCLAVE). The selected parameter is shown in the main display.Press meas to return to measurement.

Display of directly measured value(for validation, sensor can be immersed in a calibra-tion solution, for example, or the device is checked by using a simulator)

Display of remaining dynamic lifetime(for digital sensors only)

Display of sensor operating time(for digital sensors only)

Display of sensor wear(for digital sensors only)

VersionDisplay of device type, software/hardware version, and serial number for all device components.

Use the keys to switch between software and hardware version. Press enter to proceed to next device component.

104

ServiceIn the Service mode you can access the following menus:MONITOR Displaying currently measured values OUT1 Testing current output 1OUT2 Testing current output 2RELAY Testing the function of the 4 relaysCONTROL Testing the controller functionIRDA Activating and communicating via the IrDA interfaceCODES Assigning and editing passcodesDEFAULT Resetting the device to factory settingsOPTION Enabling options via TAN.

Please note:HOLD is active during Service mode!

Action Key/Display RemarkActivate Service

Press any arrow key to call the selection menu.(Display color changes to green)Select SERVICE using keys, confirm with enter

Passcode Enter passcode “5555“ for service mode using the keys.

Press enter to confirm.

Display In service mode the following icons are displayed:

HOLD triangle• Service (wrench)•

End meas End with meas.

Service (SERVICE) A

105

ServiceMenu item Remark

Display example:

Display of currently measured values ( sensor monitor) with HOLD mode activated:Select MONITOR using , confirm with enter.Select variable in the bottom text line using .

The selected parameter is shown in the main display.As the device is in HOLD mode, you can perform validations using simulators without influencing the signal outputs.

Press meas to return to the service menu.Return to measurement: Press meas once more.

Specify current at outputs 1 and 2:Select OUT1 or OUT2 using the keys, confirm with enter.Enter a valid current value for the respective output using keys.Confirm with enter.For checking purposes, the actual output current is shown in the bottom right corner of the display.End with enter or meas.

Relay test (manual test of contacts):Select RELAIS using , confirm with enter.Now the status of the 4 relays is “frozen“. The 4 digits of the main display represent the respective states (from left to right: REL1, REL2, ALARM, WASH). The digit for the selected relay blinks. Select one of the 4 relays using the keys, close (1) or open (0) using the keys. End with enter. The relays will be re-set correspond-ing to the measured value.


REL1

REL2

ALA

RMW

ASH

106


Controller characteristic

The arrows indicate which relay (valve) is active:

Relay 2 active (Meas. value > setpoint)

Relay 2 active (Meas. value < setpoint)

Controller test ( manual specification of controller output):This function is used to start up control loops or check the actuators.For bumpless changeover to automatic operation (exiting this function), configure an I-action component (reset time).

The lower display shows the currently adjusted controller output Yp.

Specify new value for controller output Yp:Enter sign and value in the main display using the

keys. Press enter to confirm.

The new value is taken into the lower display.

Press enter or meas to return to the service menu.Return to measurement: Press meas once more.

Controller output –100...0% Relay 2 active

Controller output 0...+100% Relay 1 active

Setpoint

Controller output Yp [%]

+100 %

-100 %

DeviationXw [mS/cm]

Neutral zone Yp=0

Relay 1

Relay 2

107


IrDA communication:Select IRDA using , press enter to confirm.

When IrDA communication is active, the device remains in the HOLD mode for reasons of safety. Further operation is performed via IrDA.

End communication with meas.

Exception: Firmware update (must not be interrupted!)

Assigning passcodes:In the “SERVICE - CODES“ menu you can assign pass-codes to DIAG, HOLD, CAL, CONF, and SERVICE modes (Service preset to 5555).When you have lost the Service passcode, you have to request an “ Ambulance TAN“ from the manufac-turer specifying the serial number of your device. To enter the “Ambulance TAN“, call the Service func-tion and enter passcode 7321. After correct input of the ambulance TAN the device signals “PASS“ for 4 sec and resets the Service passcode to 5555.

Reset to factory settings:In the “SERVICE - DEFAULT“ menu you can reset the device to factory settings.CAUTION! All individual settings will be overwritten!Not affected: Calibration data

Release of options: Options come with a “transaction number“ ( TAN). This TAN must be entered and confirmed using enter to release the option.

108

Operating status

OU

T 1

OU

T 2

REL1

/2(L

imit)

REL1

/2(C

ontr

ol)

ALA

RM

cont

act

WA

SH

cont

act

Tim

e ou

t

Measuring -

DIAG 60 s

CAL_ZEROZero point

No

CAL_SLOPESlope

No

P_CALProduct cal S1

No

P_CALProduct cal S2

No

CAL_RTDTemp adjustm.

No

CONF_AParSet A

20 min

CONF_BParSet B

20 min

SERVICE MONITOR

20 min

SERVICE 5555MONITOR

20 min

SERVICE OUT 1 20 min

SERVICE OUT 2 20 min

SERVICE RELAIS 20 min

SERVICE CONTROL

20 min

SERVICE IRDA 20 min

Operating StatesOperating states A

109

Operating status

OU

T 1

OU

T 2

REL1

/2(L

imit)

REL1

/2(C

ontr

ol)

ALA

RM

cont

act

WA

SH

cont

act

Tim

e ou

t

SERVICE CODES 20 min

SERVICE DEFAULT

20 min

SERVICE OPTION

20 min

Cleaning fct No

HOLD input No

Explanation: as configured (Last/Fix or Last/Off )

active

manual

Operating States

110

Product Line and Accessories Order Code Stratos Pro A 4...

Channel 1 Channel 2 TANExample A 4 1 1 N - PH / 0

4-wire / 20...254 V AC/DC A 4 B,C,E

CommunicationWithout (HART retrofittable via TAN) 0 AHART 1

Version numberVersion 1

ApprovalsGeneral Safety NATEX / IECEX / FM / CSA Zone 2 / Cl 1 Div 2 B

Meas. channel 1 / Meas. channel 2Memosens pH (ORP) Digital MSPH 0Memosens pH (ORP) / pH (ORP) Digital MSPH MSPHMemosens pH (ORP) / Oxy Digital MSPH MSOXYMemosens COND Digital MSCOND 0Memosens COND / COND Digital MSCOND MSCONDMemosens Oxy Digital MSOxy 0Dual COND (2x2-electrode, analog) Module CC 0pH / ORP value (ISM digital: TAN) Module PH 0 FCond, 2-/4-electrode Module COND 0Conductivity, electrodeless Module CONDI 0Oxygen (ISM digital/Traces: TAN) Module OXY 0 D, FCarbon dioxide (ISM digital: TAN) Module CO2 0 F

TAN optionsHART SW-A001 (A)Logbook SW-A002 (B)Extended logbook (Audit Trail) SW-A003 (C)Trace oxygen measurement SW-A004 (D)Current input + 2 digital inputs SW-A005 (E)ISM digital SW-A006 (F)

Mounting accessoriesPipe-mount kit ZU 0274Protective hood ZU 0737Panel-mount kit ZU 0738

111

SpecificationsStandard Sensors: SE 706, InPro 6800, Oxyferm

Input range Meas. current 0 ... 600 nA Resolution 10 pA

Measurement error < 0.5% meas. val. + 0.05 nA + 0.005 nA/K

Operating modes GAS Measurement in gases

DO Measurement in liquids

Display range Saturation (-10 ... 80°C) 0.0 ... 600.0 %

Concentration (-10 ... 80°C) 0.00 ... 99.99 mg/l

(dissolved oxygen) 0.00 ... 99,99 ppm

Volume concentration in gas 0.00 ... 99.99 %vol

Polarization voltage –400 ... –1000 mV

Default –675 mV (resolution < 5 mV)

Permitted guard current ≤ 20 µA

Traces (TAN SW-A004) Sensors: SE 706/707; InPro 6800/6900/6950; Oxyferm/Oxygold

Input range I 1) Meas. current 0 ... 600 nA Resolution 10 pA


Input range II 1) Measuring current 0 ... 100000 nA

Resolution 166 pA


Operating modes GAS Measurement in gases

DO Measurement in liquids

Ranges with standard sensors “10“

Saturation (-10 ... 80°C) 0.0 ... 600.0 %

Concentration (-10 ... 80°C) 0.00 ... 99.99 mg/l

(dissolved oxygen) 0.00 ... 99,99 ppm

Volume concentration in gas 0.00 ... 99.99 %vol

Ranges with trace sensors “01“

(TAN SW-A004) Saturation (-10 ... 80°C) 0.000 ... 150.0 %

Concentration (-10 ... 80°C) 0000 ... 9999 µg/l / 10.00 ... 20.00 mg/l

(dissolved oxygen) 0000 ... 9999 ppb / 10.00 ... 20.00 ppm

Volume concentration in gas 0000 ... 9999 ppm / 1.000 ... 50.00 %vol

112

Ranges with trace sensors “001“

(TAN SW-A004) Saturation (-10 ... 80°C) 0.000 ... 150.0 %

Concentration (-10 ... 80°C) 000.0 ... 9999 µg/l / 10.00 ... 20.00 mg/l

(dissolved oxygen) 000.0 ... 9999 ppb / 10.00 ... 20.00 ppm

Volume concentration in gas 000.0 ... 9999 ppm / 1.000 ... 50.00 %vol

Polarization voltage 0 ... –1000 mV

Default –675 mV (resolution < 5 mV)

Permitted guard current ≤ 20 µA

Input correction Pressure correction * 0.000 ... 9.999 bars / 999.9 kPa / 145.0 psi

manually or through current input 0(4) ... 20 mA

Salinity correction 0.0 ... 45.0 g/kg

Sensor standardization *

Operating modes * AIR Automatic calibration in air

WTR Automatic calibration in air-saturated water

Product calibration

Zero calibration

Calibration range Zero point ± 2 nA

Standard sensor “10“ Slope 25 ... 130 nA (at 25°C, 1013 mbars)





Calibration timer * Interval 0000 ... 9999 h

Pressure correction * Manual 0.000 ... 9.999 bars / 999.9 kPa / 145.0 psi

Sensocheck Monitoring of membrane and electrolyte and the sensor wires for short circuits or open circuits (can be disabled)

Delay Approx. 30 s

Sensoface Provides information on the sensor condition, evaluation of zero/slope, response time, calibration interval, wear, Sensocheck, can be switched off

Specifi cations

113

Temperature input NTC 22 kΩ / NTC 30 kΩ *

2-wire connection, adjustable

Measuring range -20.0 ... +150.0 °C / -4 ... +302 °F

Adjustment range 10 K

Resolution 0.1 °C / 0.1 °F

Measurement error 2,3,4) < 0.5 K (< 1 K at > 100°C)

ISM input “One wire“ interface for operation with ISM (digital sensors)

(6 V / Ri= approx. 1.2 kΩ)

I input Current input 0/4 ... 20 mA / 50 Ω for external pressure compensation

Start/end of scale Confi gurable 0 … 9.999 bars

Characteristic Linear

Measurement error 2,4) < 1% current value + 0.1 mA

HOLD input Galvanically separated (OPTO coupler)

Function Switches device to HOLD mode

Switching voltage 0 ... 2 V (AC/DC) Inactive

10 ... 30 V (AC/DC) HOLD active

CONTROL input Galvanically separated (OPTO coupler)

Function Selecting parameter set A/B

Switching voltage 0 ... 2 V (AC/DC) Parameter set A

10 ... 30 V (AC/DC) Parameter set B

Output 1 0/4 ... 20 mA, max. 10 V, fl oating (galv. connected to output 2)

Process variable* DO saturation /DO concentration / Temperature


Overrange * 22 mA in the case of error messages

Output fi lter * PT1 fi lter, time constant 0 ... 120 s

Measurement error 3) < 0.25 % current value + 0.025 mA

Start/end of scale * Confi gurable within selected range

Specifi cations

114

Minimum span Standard: 5 % / 0.5 mg/l (ppm) / 2 %vol

Traces: 2 % / 0.1 mg/l (ppm) / 100 ppm

Output 2 0/4 ... 20 mA, max. 10 V, fl oating (galv. connected to output 1)

Process variable* DO saturation /DO concentration / Temperature


Overrange * 22 mA in the case of error messages

Output fi lter * PT1 fi lter, time constant 0 ... 120 s

Measurement error 2,3,4) < 0.25 % current value + 0.025 mA

Start/end of scale * Confi gurable within selected range

Minimum span Standard: 5 % / 0.5 mg/l (ppm) / 2 %vol Traces: 2 % / 0.1 mg/l (ppm) / 100 ppm

Alarm contact Relay contact, fl oating

Contact ratings AC < 250 V / < 3 A / < 750 VA

DC < 30 V / < 3 A / < 90 W

Contact response N/C (fail-safe type)

Response delay * 0000 ... 0600 sec

Wash contact Relay contact, fl oating

For controlling a cleaning system


DC < 30 V / < 3 A / < 90 W

Contact response* N/C or N/O

Interval * 000.0 ... 999.9 h (000.0 h = cleaning function switched off )

Cleaning time* 0000 ... 1999 s

or

Parameter set A/B For signaling parameter set A/B


DC < 30 V / < 3 A / < 90 W

Contact response Contact open: Parameter set A active

Contact closed: Parameter set B active

Specifi cations

115

Limit values REL1/REL2 REL1/REL2 contacts, fl oating, but inter-connected


DC < 30 V / < 3 A / < 90 W

Contact response* N/C or N/O

Response delay * 0000 ... 9999 s

Switching points* As desired within range

Hysteresis* User-defi ned

PID process controller Output via REL1/REL2 relay contacts (see limit values)

Setpoint specifi cation* Within selected range

Neutral zone* 0 ... 50 % / 0 ... 5 mg/l / 0 ... 5 ppm / 0 ... 5 Vol % / 0 ... 50 K

Proportional action* Controller gain Kp: 0010 ... 9999 %

Integral action* Reset time Tr: 0000 ... 9999 s (0000 s = no integral action)

Derivative action* Rate time Td: 0000 ... 9999 s(0000 s = no derivative action)

Controller type* Pulse length controller or pulse frequency controller

Pulse period* 0001 ... 0600 s, min. ON time 0.5 s (pulse length controller)

Max. pulse frequency* 0001 ... 0180 min-1 (pulse frequency controller)

Real-time clock Diff erent time and date formats selectable

Power reserve > 5 days

Display LC display, 7-segment with icons

Main display Character height approx. 22 mm, unit symbols approx. 14 mm

Secondary display Character height approx. 10 mm

Text line 14 characters, 14 segments

Sensoface 3 status indicators (friendly, neutral, sad face)

Mode indicators meas, cal, conf, diag

Further icons for confi guration and messages

Alarm indication Red backlighting in case of alarm

Specifi cations

116

Keypad Keys: meas, info, 4 cursor keys, enter

HART communication HART version 6Digital communication by FSK modulation of output current 1

Device identifi cation, measured values, status and messages, parameter setting, calibration, records

Conditions Output current ≥ 3.8 mA and load resistance ≥ 250 Ω

IrDA interface Infrared interface for transmission of records and logbook, parameter setting, calibration, fi rmware update

FDA 21 CFR Part 11 Access control by editable passcodes

Logbook entry and fl ag via HART in the case of confi guration changes

Message and logbook entry when enclosure is opened

Diagnostics functions

Calibration data Calibration date, zero, slope, response time

Logbook 100 events with date and time

Specifi cations

Service functions

Sensor monitor Display of direct sensor signals (mV/temperature/resistance ...)

Current source Current specifi able for output 1 and 2 (00.00 ... 22,00 mA)

Relay test Manual control of the four switching contacts

Manual controller Controller output entered directly (start of control process)

IrDA Activating the IrDA function

Passcodes Assigning passcodes for menu access

Factory setting Resetting all parameters to factory settingException: Calibration data

TAN Enabling optionally available additional functions

Data retention Parameters, calibration data, logbook > 10 years (EEPROM)

EMC EN 61326-1 (General Requirements)

Emitted interference Class B (residential area)

Immunity to interference Industry EN 61326-2-3 (Particular Requirements for Transmitters)

117

Specifi cations Explosion protection Stratos Pro A411B OXY(pending)

USA: FM Cl I Div 2 / Zone 2

Canada: CSA Cl I Div 2 / Zone 2

Power supply 24 (–15%) ... 230 (+10%) V AC/DC5);

approx. 12 VA, 4 W AC: 45 ... 65 Hz

Overvoltage category II, protection class II

Nominal operating conditions

Ambient temperature –20 ... +55 °C

Transport/Storage temperature

–20 ... +70 °C

Relative humidity 10 ... 95% not condensing

Power supply 24 (–15%) ... 230 (+10%) V AC/DC (DC ≤ 80V)

Frequency for AC 45 ... 65 Hz

Enclosure Molded enclosure made of PBT/PC, glass reinforced

Fastening Wall, pipe/post, or panel mounting

Color Gray, RAL 7001

Ingress protection IP 67

Flammability UL 94 V-0

Dimensions 148 mm x 148 mm

Control panel cutout 138 mm x 138 mm to DIN 43 700

Weight 1.2 kg (1.6 kg incl. accessories and packaging)

Cable glands 3 knockouts for M20 x 1.5 cable glands

2 knockouts for NPT ½” or rigid metallic conduit

Connections Terminals, conductor cross section max. 2.5 mm2

* User-defi ned1) Automatic range selection2) Acc. to EN 60746, at nominal operating conditions3) ± 1 count4) Plus sensor error5) DC ≤ 80 V

118

Specifi cations

119

Error HandlingAlarm condition:

The display backlighting turns • redThe alarm icon • is displayedThe complete measured-value display blinks• „• ERR xxx“ is displayed in the lower menu line

Press the [info] key to view a short error text:The error text appears in the lower menu line• The main display reads “• InFo“.

Parameter errors:Confi guration data such as current range, limit values, etc are checked during the input.If they are out of range,

“• ERR xxx“ is displayed for 3 sec,the display backlighting fl ashes red,• the respective maximum or minimum value is shown,• input must be repeated.•

If a faulty parameter arrives through the interface (IrDA, HART),an error message will be displayed: “• ERR 100...199“the faulty parameter can be localized by pressing the [• info] key

Calibration errors:If errors occur during calibration, e.g. by using a wrong calibration solution,

an error message will be displayed• calibration will be restarted•

Sensoface:If the Sensoface becomes sad,

the display backlighting will turn purple• the cause can be seen by pressing the • info keythe calibration data can be seen in the Diagnostics menu•

120

Error codes

Error Messages

Error Info text(is displayed in case of fault when the Info key is pressed)

ProblemPossible causes

ERR 99 DEVICE FAILURE Error in factory settingsEEPROM or RAM defectiveThis error message only occurs in the case of a total defect. The device must be repaired and recalibrated at the factory.

ERR 98 CONFIGURATION ERROR Error in confi guration or calibration dataMemory error in device programConfiguration or calibration data defective; completely reconfig-ure and recalibrate the device.

ERR 97 NO MODULE INSTALLED No modulePlease have the module replaced in the factory.

ERR 96 WRONG MODULE Wrong modulePlease have the module replaced in the factory.

ERR 95 SYSTEM ERROR System errorRestart required.If error still persists, send in the device for repair.

ERR 01 NO SENSOR O2 sensor *Sensor defectiveSensor not connectedBreak in sensor cable

ERR 02 WRONG SENSOR Wrong sensor *

ERR 03 CANCELED SENSOR Sensor devaluated *

121

Error Messages

ErrorInfo text(is displayed in case of fault when the Info key is pressed)

ProblemPossible causes

ERR 04 SENSOR FAILURE Failure in sensor *ERR 05 CAL DATA Error in cal data *ERR 11 OXY RANGE Display range violation

SAT saturationCONC concentraton orGAS volume concentration

ERR 12 SENSOR CURRENT RANGE Measuring range of sensor exceeded

ERR 13 TEMPERATURE RANGE Temperature range violation

ERR 15 SENSOCHECK SensocheckERR 60 OUTPUT LOAD Load errorERR 61 OUTPUT 1 TOO LOW Output current 1

< 0 (3.8) mAERR 62 OUTPUT 1 TOO HIGH Output current 1

> 20.5 mAERR 63 OUTPUT 2 TOO LOW Output current 2

< 0 (3.8) mAERR 64 OUTPUT 2 TOO HIGH Output current 2

> 20.5 mAERR 69 TEMP. OUTSIDE TABLE Temperature value outside

tableERR 100...255

VOID PARAMETER Invalid parameter

* Digital sensors

122

Sensoface(Sensocheck must have been activated during confi guration.)

The smiley in the display (Sensoface) alerts to sensor problems (defective sensor, sensor wear, defective cable, maintenance request). The permitted calibration ranges and the conditions for a friendly, neutral, or sad Sensoface are summarized in the following table. Additional icons refer to the error cause.

SensocheckContinuously monitors the sensor and its wiring. Critical values make the Sensoface “sad” and the corresponding icon blinks:

The Sensocheck message is also output as error message Err 15. The alarm contact is active, the display backlighting turns red, output current 1 is set to 22 mA (when confi gured correspondingly). Sensocheck can be switched off during confi guration (then Sensoface is also disabled). Exception: After a calibration a smiley is always displayed for confi rmation.

Please note:The worsening of a Sensoface criterion leads to the devaluation of the Sensoface indicator (Smiley becomes “sad”). An improvement of the Sensoface indicator can only take place after calibration or removal of the sensor defect.

123

Sensoface

Display Problem StatusZero and slope

Zero and slope of the sensor are still okay.The sensor should be replaced soon.

Zero and/or slope of the sensor have reached values which no longer ensure prop-er calibration. Replace sensor.

Calibration timer

Over 80% of the calibration interval has already past.

The calibration interval has been exceeded.

Sensor defect Check the sensor and its con-nections (see also Err 15, Error Messages).

Response time

Sensor response time has increased.The sensor should be replaced soon.To achieve an improvement, clean or wet the sensor.

Sensor response time sig-nifi cantly increased ( > 600 s, calibration aborted after 720 s)Replace sensor.

124

Sensoface

Display Problem Status Sensor wear (for digital sensors only)

Wear is over 80%. The sensor should be replaced soon.

Wear is at 100%. Replace sensor.

125

FDA 21 CFR Part 11Conformity with FDA 21 CFR Part 11In their directive “Title 21 Code of Federal Regulations, 21 CFR Part 11, Electronic Records; Electronic Signatures“ the US American health agency FDA (Food and Drug Administration) regulates the production and processing of electronic documents for pharmaceutical devel-opment and production. This results in requirements for measuring devices used for corresponding applications. The following features ensure that the measuring devices of the M420 Series meet the de-mands of FDA 21 CFR Part 11:

Electronic Signature – PasscodesAccess to the device functions is regulated and limited by individually adjustable codes – “Passcodes“ (see SERVICE). This prevents unauthor-ized modifi cation of device settings or manipulation of the measure-ment results. Appropriate use of these passcodes makes them suitable as electronic signature.

Audit TrailEvery (manual) change of device settings can be automatically docu-mented. Each change is tagged with a “Confi guration Change Flag“, which can be interrogated and documented using HART communica-tion. Altered device settings or parameters can also be retrieved and documented using HART communication.

Extended logbookAudit Trail also records function activations (CAL, CONFIG, SERVICE), some Sensoface messages (cal timer, wear), and opening of the enclosure.

126

AAccess codes 125, 136Accessories 110Alarm 33

Alarm contact 65Delay 64

Ambulance TAN 107Application in hazardous locations 15Approvals for application in hazardous locations 9, 117Assembly 11Audit Trail 125

BBacklighting 27

CCalibration 30, 88

Calibration error 119Calibration data 100Calibration error 119Calibration mode 89Calibration timer 53, 123CD-ROM 3CIP 52Configuration 30

Alarm 64Cleaning cycles 52Controller 76, 78Correction 62Current output 1 54Current output 2 60Individual configuration data 45Limit function 66Menu groups 35Menu structure 34Output current during Error and HOLD 58Overview 37Sensocheck 64Sensor 48

Index

127

Sterilization cycles 52Tag number 82Time and date 82Time averaging filter 56WASH contact 80

Connection examples 19Controller

Controller equations 74Controller functions 73Controller test 106Manual specification of controller output 106

Controller characteristic 73

DDate 83

Display 97Device self-test 101Device type, display 103Diagnostics 30, 99

Calibration data 100Device self-test 101Sensor data 100Sensor monitor 103Version 103

Digital sensors 84Connection 85Sensor replacement 86

Dimensions 12Display 27

Display test 101Display backlighting 27Disposal 2Documentation 3

EEEPROM test 101Electrical installation 9Electronic Signature 125

Index

128

IndexEnabling options 107Enclosure 12Enclosure components 11Entering values 29Error handling 119Error messages 120Explosion protection 117Extended logbook 102, 125

FFDA 21 CFR Part 11 125FLASH test 101

HHOLD 30, 32

Controller behavior during HOLD 78End 32External activation of HOLD 33Manual activation of HOLD 33Output signal during HOLD 32, 59Output signal response 32

Hysteresis 69, 71

IInduCon 84Info text 120Installation 15

Safety information 9Intended use 7IrDA communication 107

KKeypad 25

LLimit 1 66Limit 2 70Logbook 102

129

MMeasured values, display 103Measurement 97, 98Measuring 28Measuring mode selection 48Measuring range 55Membrane compensation 48Menu structure 31

Configuration 34Module test 101Mounting plan 12

OOperating modes 30Operating mode, selection 29Operating states 108Options 107, 110Order code 110Output current, fixed value 105Output current range 54, 60Output filter 56Output signal during HOLD 32, 59Overview 10

PPackage contents 3, 11Panel mounting 14Parameter error 119Parameter set A/B 35

Display 97Display via WASH contact 36Individual configuration data 45Manual selection 36

Passcodes 125, 136Setting 107

PFC 75Pipe mounting 13

Index

130

PLC 75Point of measurement (TAG) 83Polarization voltage 48Power supply 17, 117Pressure correction 62Product calibration 92Product line 110Protective hood 13Protective wiring 23Pulse frequency controller (PFC) 75

Configuration 77Pulse length controller (PLC) 75

Configuration 77

RRAM test 101Rating plates 16Relay 1 66Relay 2 70Relay test 105Release of options 107Reset to factory settings 107Return of products under warranty 2

SSafety information 7, 8Safety instructions 3Salinity 62Selection menu 29Sensocheck 64, 122

Configuration 65Sensoface 119, 122Sensor connection 18, 19Sensor data, display 100Sensor defect 123Sensor monitor 103, 105Sensor type, analog/digital 48

Index

131

Sensor wear 124Serial number, display 103Service 30, 104

Controller test 106Factory setting 107IrDA communication 107Passcodes 107Relay test 105Releasing options 107Sensor monitor 105Specifying current outputs 105

Service passcode lost 107Signal colors 27Signal lines 17SIP 52Slope calibration 94

Calibration medium 51Software version, display 103Specifications 111Start-up 8

TTAG 83TAN options 110

Releasing 107Temperature probe adjustment 96Temperature probe selection 48Terminal assignments 16Terminals 9, 15, 16Time 83

Display 97Time averaging filter 57Trademarks 9

UUser Interface 25

Index

132

WWarranty 2WASH contact

Configuration 80Parameter set, display 36

Wiring 17Examples 19

ZZero calibration 90

Index

TA-212.045-KNE01 20090201 Software version: 1.x

KnickElektronische Messgeräte GmbH & Co. KGP.O. Box 37 04 15D-14134 Berlin

Phone: +49 (0)30 - 801 91 - 0Fax: +49 (0)30 - 801 91 - 200Internet: http://[email protected]

PasscodesIn the SERVICE – CODES menu you can assign passcodes to protect the access to certain functions.

Operating mode Passcode

Service (SERVICE) 5555

Diagnostics (DIAG)

HOLD mode

Calibration (CAL)

Confi guration (CONF)