weekly centralized controller for indoor units …hokkaido.by/images/doc/37.pdf · weekly...

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WEEKLY CENTRALIZED CONTROLLERFOR INDOOR UNITS

USER'S MANUAL

WARNING!PLEASE READ THIS MANUAL BEFORE USING YOUR NEW WEEKLY CENTRALIZED CONTROLLER.

DTCWT IHXR Model

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Table of Contents

SAFETY PRECAUTIONS ......................................................................................................... 3

INSTALLATION ........................................................................................................................ 4

INDICATORS ON WEEKLY CENTRALIZED CONTROLLER .................................................. 8

BUTTONS ON WEEKLY CENTRALIZED CONTROLLER ..................................................... 10

HOW TO USE THE WEEKLY CENTRALIZED CONTROLLER ............................................. 12

ERROR CODES ..................................................................................................................... 21

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SAFETY PRECAUTIONSIN

STAL

LATI

ON

WAR

NING

OPE

RATI

ON

CAUT

ON

Installationcommitment

WARNING

• Please always contact the Retailer or the AuthorizedTechnical Service for installation of the Weekly CentralizedController.Users must not install the Weekly Centralized Controller bythemselves.A wrong installation may cause electric shocks, injuriesor fire.

Do not spray inflammable liquid on the Weekly CentralizedController, or fire may be caused.

Do not operate with wet hands.Do not let water go into the Weekly Centralized Controller, toavoid the danger of electric shocks.

!

Markers Icons

Icons

Please read the Safety Precautions carefully before using DTCWT - IHXR Weekly CentralizedController. Do observe the following Safety Precautions, for they are very important.Before reading the text, please be familiar with the following markers and icons, and complywith the Precautions.

• The User must never attempt to install or repair the Weekly Centralized Controller byhimself.

• A strict observance of the following instructions will prevent personal hurt and incidents to theUser. Moreover, correct operation and long life of the appliance will be ensured.

WARNING

CAUTION

Indication Indication

The sign shows the risk ofdeath or serious injury willbe caused due to the wrongoperation.

FORBID. Action or procedure not allowed,with serious effects on objects and people.

ENFORCE. Compulsory acton or procedure.The missed observance could bring seriouseffects on objects and people.

The sign shows the risk ofinjury or the damage to theproperty will ba caused dueto the wrong operation.

Markers

FORBID

FORBID

If you want to move or re-install your Weekly CentralizedController, please always contact the Authorized TechnicalService.

Do not disassemble your Weekly Centralized Controller.If you need to disassemble the Weekly Centralized Controller,please contact the Authorized Technical Service.A wrong disassembly may cause abnormal operation oroverheating, which may result in fire.

MO

VE

AN

D R

EP

AIR

CA

UT

ION

!

!

!

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INSTALLATION

System Wiring Instructions

1. Connecting diagram for air-conditioning system with central network

2. Other relevant explanationThere are two kinds of Indoor Unit:- Indoor Unit with built-in network module- Indoor Unit with external network module.

a) Connecting diagram 1

IndoorUnit

IndoorUnit

Indoor Unit

MD-NIM01

X Y E

MAX=64

IndoorUnit

IndoorUnit

IndoorUnit

IndoorUnit

IndoorUnit

Weekly-Timer Central Controller



IndoorUnit

IndoorUnit

IndoorUnit

IndoorUnit

IndoorUnit

b) Connecting diagram 2

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INSTALLATION

Accessory List

Installation Instructions

The following is the packing list of DTCWT - IHXR Weekly-Timer Central Controller.Confirm whether it contains all accessories.

Field installation accessories prepared

Installation Instructions to the Central Controller:Directly connect 20V~50/60Hz to ends L and N of the socket on the back of the CentralController.

1.

2.

3.4.

5.

6.

Correct connection Wrong connection Wrong connection Wrong connection

The signal cable and power cable of the Central Controller cannot be contained in the samecable tube. The distance between the signal cable tube and power cable shall be between300 mm ~ 500 mm at least.The total signal cable length of the Central Controller shall not exceed 1,200 m.Make sure there is no joint in the middle of the shielded cable. If such a joint exists, use asocket to connect it.After finishing the connection of the Central Controller, do not use megger to check theinsulation of the signal cable. Connecting mode between the Central Controller and network interface:The communication port between the Central Controller and the network interface of theair conditioning system is polar. The X, Y, E pins on both sides shall be corresponding andcannot be cross-connected.

Nb. Name Quantity

Nb. Name Quantity Remarks

Used for communicating with the IndoorUnit of the air conditioning system

Used for the supplying power to the Weekly-Timer Central Controller

Used for binding cable(according to the specific situation)

1 piece

1 piece

4 piece

1 piece

1 piece

1 piece

3 pieces

several

6 pieces

6 pieces


Cross-head screw

Screw anchor

User’s Manual (Installation & Operating Instructions)

120 Ohm resistor for XY line

Three-core shielded cable

Three-core cable

Switch case

Cable tubes

Cable tie

1

2

3

4

5

1

2

3

4

5

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INSTALLATION

Y E L N

Installation Method

The installation method of the Central Controller using electrician switch case.

The thickness of the Central Controller cable shall be adjusted according to thelength of the cable. A proper cable tube shall be used to install the cable of the CentralController.Insert the flap tip screwdriver into the 2 recesses on the top panel of the case andslightly turn to open the top cover of the Central Controller.

Dimensions: as shown in the rightdiagram.

Installation screw hole (4)

Slightly turn flat tip screwdriver to openthe top cover (2 recesses)

Screws used for fixing the CentralController

Base

Top cover

Power connector of the Central Controller 220V/ACON OFF

COM OFF---COM: Emergency Stop Switch, used to shut down all air conditioners.OFF---COM: Emergency Open Swith, used to start up all air conditioners.

Communication interface to the Indoor Unit.

70.5

83.5

48.5

136

92

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INSTALLATION

Installation Method

Connecting diagram of network-based air conditioning system

IND

OO

RUNIT

(M

AX)

POW

ER S

UPP

LY=

220V/A

C

IND

OO

RU

NIT

(32)

IND

OO

RU

NIT

(10)

IND

OO

RU

NIT

(1)

IND

OO

RU

NIT

(0)

(There are 2 types of Indoor Units: a) with external network interface module in themain control board; b) with built-in network interface module in the main controlboard)

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INDICATORS ON WEEKLY CENTRALIZED CONTROLLER

Tim

e

On-l

ine

conditio

nm

atrix

table

of ai

rco

nditio

ner

s 0-6

3Q

uer

ySet

Ope

rate

resu

lt

Ru

n M

od

e:

Aut

o, C

ool, H

eat,

Fan,

Dry

Wee

kly

Tim

erO

ffLo

ckRem

oter

Lo

ckH

eat

Lock

Coo

l

Lock

Keyb

oard

Ele

ctric

Auxi

liary

Hea

ter

Sw

ing

Econ

omy

Run

Fan

Sp

eed

:H

igh,

Mid

dle

, Lo

w

Indicators’ description of the Weekly-Timer Central Controller

1) General drawing of the liquid crystal display of the Weekly-Timer Central Controller

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INDICATORS ON WEEKLY CENTRALIZED CONTROLLER

2) LCD icon description of the Weekly-Timer Central Controller

Icon Meaning

Automatic Mode

Cool Mode

Heat Mode

ElectricAuxiliaryHeater

Lock Cool

Lock Keyboard

Querying

Weekly Timer Off

Online

Error

Tuesday

Thursday

Saturday

Period 1, 2, 3, 4

T2A Liquid Side Temp. (I.U.)T2B Gas Side Temp.(I.U.)T3 Outdoor Pipe Temp.

Room Temperature

Monday

Wednesday

Friday

Sunday

Set Temperature

Protecting

Lock Remoter

Setting

Operate Result

All

Lock Heat

Fan Speed:High/Medium/Low

Dry Mode

Fan Only Mode

Icon Meaning

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BUTTONS ON WEEKLY CENTRALIZED CONTROLLER

Buttons’ description of the Weekly-Timer Central Controller

1) General key layout of the Weekly-Timer Central Controller

2) Key instructions of the Weekly-Timer Central Controller

Confirm tosave

On/OffWeekly-Timer

Enter thesetting page of

theWeekly Timer

Set Time

Confirm

Cancel

Time Weekly Query Set Add Mode Fan Swing

LockResetReduce

Program

QueryAir Conditioner

SetAir Conditioner

Used to select theair conditioner tobe set or queried

SetRun Mode

ResetDefaultSettings

Per annullarel’operazione

corrente

Set Lock

SetSwing

SetFan Speed

Key Name Usage

Press “ON/OFF” button. All air conditioners will be shut down if they are running. On thecontrary, they will be started up. If you press the button for less than 5 seconds, the startupmode is the last running mode of the air conditioner. If you press the button for more than 5seconds, the startup mode is Cooling, High Speed, 24°C.

Press “SET” button and select “set single” or “set all”. “Set single” indicates to set the parameter(such as Mode/Temperature/Fan Speed/Weekly Timer) of a selected air conditioner.“Set all” indicates to set the parameter of all air conditioners controlled by the Central Controller.

Press “QUERY” button to query the running condition of the air conditioner, such as On/Off,Temperature Setting, Indoor Temperature, Running Mode and Fan Speed. Press “Up”,“Down”, “Left” and “Right” buttons to select the air conditioner that you would like to query.

“Up” button. When querying or setting the Indoor Unit, press this button to select the IndoorUnit to be set or queried.

“Down” button. When querying or setting the Indoor Unit, press this button to select the IndoorUnit to be set or queried.

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BUTTONS ON WEEKLY CENTRALIZED CONTROLLER

When querying the Indoor Unit, press “ADD” button to query more parameter of the Indoor Unit.In setting the Indoor Unit, it is for modifying the setting temperature. In setting the WeeklyTimer, it is for modifying the time of startup and shutdown.

When querying the Indoor Unit, press “REDUCE” button to query more parameter of the IndoorUnit. In setting the Indoor Unit, it is for modifying the setting temperature. In setting the WeeklyTimer, it is for modifying the time of startup and shutdown.

When setting the Indoor Unit, it is used for setting the running mode, which includes Automatic,Cool, Heat, Fan, Dry modes and Off (shutdown of the air conditioner). You can select amongthem.

When setting the Indoor Unit, it is for setting the fan speed, which includes High speed, Middlespeed, Low speed and Automatic speed. You can select among them.

When setting the Indoor Unit, it is for setting the swing function. The running mode is selectedbetween “Swing-on” and “Swing-off”.

When setting, press “LOCK” button to lock the remote controller of all or single Indoor Unit.Press the “QUERY” button and hold under the main page, then repress the “LOCK” buttonagain to lock the keyboard of the Central Controller; press the “MODE” button and thenrepress the “LOCK” button to lock the running mode.

If you press this button, default settings are restored, as when power is restored after apower failure.

Under the main page, press “PROGRAM” button to set the Weekly Timer of “single indoor unit”or “all indoor units”. Press the “QUERY” button and hold, and press the “PROGRAM” buttonto query the Weekly Timer parameters of the Indoor Unit.

Under the main page, press the “WEEKLY” button to start up or shut down the Weekly Timerfunction.

Under the main page, press the “TIME” button for 5 seconds to enter the time-modifyingstatus, and then press “ADD” or “REDUCE” button to modify the time. Press “Left” or“Right” button to select Minute / Hour / Day / Month / Year. Finally, press the “CONFIRM”button to save the modification.

Save data and send the command required to the Indoor Unit, such as setting the modeof the air conditioner.

Cancel the last operation and return to the last interface.

“Left” button. When querying or setting the Indoor Unit, press this button to select the IndoorUnit to be set or queried. In setting the Weekly Timer, it is used for selecting the day of theweek and the time of startup and shutdown.

“Right” button. When querying or setting the Indoor Unit, press this button to select the IndoorUnit to be set or queried. In setting the Weekly Timer, it is used for selecting the day of theweek and the time of startup and shutdown.

Cancel

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HOW TO USE THE WEEKLY CENTRALIZED CONTROLLER

a) The main interface of the Weekly-Timer Central Controller (User Interface)

b) Setting interface of single Weekly-Timer Central Controller

Under the other pages, press button to return to the main interface.1)

Under the other pages, automatically return to the main interface when no operationis perfomed for a period of time.

2)

The main interface displays the on-line condition of the Indoor Unit.3)

Under the main interface, press button to select the interface for the settingof a single air conditioner.

1)

Automatically return to the main interface when no operation is performed for a periodof time.

2)

Set the running status of a single air conditioner under this page.3)

Sixty-one Indoor Unitsare on-line.

Date The on-line condition of the Indoor Unit

Cancel

Set

Indoor Net-addressSet Temperature

20°C CoolSetting Set

Successfully

High SpeedRoom Temperature

28°C

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d) Unified setting interface of the Weekly-Timer Central Controller (all air conditioners)

c) Setting interface of Weekly Timer parameters of a single air conditioner

Under the main interface, press to display the parameter setting interface of asingle Weekly Timer.

1)

Automatically return to the main interface if no operation is performed for a period oftime.

2)

Under this page, set the Weekly Timer parameters of a single air conditioner, includingStartup Time, Shutdown Time, the Running Mode of this period, Temperature and Fan Speed.

3)

One air conditioner can be at most st with four periods in one day from Monday to Sunday,seven days in total.

4)

Under the main interface, press button to display the unified setting interface.1)

Automatically return to the main interface if no operation is performed for a period of time.2)

Set the running mode of all air conditioners under this page, including Mode, Temperatureand Fan Speed.

3)

Program

Set

Time on Time off

Period 1

Monday

AllIndoor Units

Weekly-Timer offLockRemoter

LockCool

Setunsuccessfully

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e) The operating flow description of the Weekly-Timer Central Controller

1) How to set the running status of the air conditioner?

1. Press button to enter the setting status interface of single air conditioner. Press the button repeatedly

to select “Single” and “All” alternately; the display shows “Set”.

If you select “Single”, press buttons to select one.

2. Selecting “All”, indicates to set the running status of all air conditioners, and “All” is displayed. Selecting “Single”

displays the address of a single air conditioner: for example, if the air conditioner whose address is 12 is selected,

“12#” is displayed.

3. Press button to select running mode: Automatic, Cooling, Heating, Fan Dry, or Off (shutdown of the air

conditioner). If you select “Off”, press button to send shutdown command, finishing shutdown setting.

4. If you select Cooling Mode or Heating Mode, press buttons to adjust the Temperature (the scopeis within 17°C~30°C).There is no temperature adjustment for other modes.

5. Press button to regulate Fan Speed, which can be selected among Automatic, Low, Middle and HighSpeed.

7. Press button to save the above setting and send input to thecorresponding air conditioner. The setting is finished.

1. Press button to enter the query status of a single air conditioner; the display shows “Query”.Press buttons to select one air conditioner.

2. Press buttons to view more parameters of the air conditioner.

6. Press button to activate automatic swinging of louver.

2) How to query the running status of the air conditioner?

Query

ADD REDUCE

Set

Add Reduce

Fan

Mode

Confirm

Confirm

Swing

Under the maininterface

Under themain interface

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3) How to lock and unlock the Remote Controller of the air conditioner?

4) How to lock and unlock the mode of the air conditioner?

1. Press button to enter the setting status interface of a single air conditioner. Press the button

repeatedly to select “Single” and “All” alternately. The display shows “Set”.

If you select “Single”, press buttons to select one air conditioner.

2. Selecting “All”, indicates to set the running status of all air conditioners, and “All” is displayed. Selecting

“Single”, displays the address of a single air conditioner: for example, if the air conditioner whose address

is 12, “12#” is displayed.

3. Press button to send the lock or unlock command of the remote controller to the correspondingair conditioner and finish setting.

1. Press and hold button, and then press button.

2. The keyboard will be locked if it is unlocked.If it is locked, it will be unlocked.

5) How to lock and unlock the keyboard of the Weekly-Timer Central Controller?

Query Lock

Set

Lock

Mode Lock1. Press button and hold, then press button to enter the setting interface of the mode-locking.

2. If the air conditioner is in the mode of unlocking, press buttons to select cooling-locking orheating-locking. Press button to send mode-locking command.

3. If the air conditioner is in the mode of locking, press button to send the selected unlock commandto all air conditioners.

Confirm

Confirm




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Press button to select the dayof the week to the next step.

6) How to set the function and relevant parameters of the Weekly Timer of the air conditioner?

Program

Mode

Add Reduce

Add Reduce

Fan

1. Press button to enter the setting status interface of a single air conditioner. Press the button repeatedlyto select “Single” and “All” alternately. The display shows “Set”.If you select “Single”, press to select one air conditioner.

2. Selecting “All”, indicates to set the Weekly Timer parameters of all air conditioners, and “All” is displayed. Selecting“Single” displays the address of the air conditioner: for example, if the air conditioner whose address is 12, “12#”is displayed.

4. Set the parameters of Period 1, including Shutdown Time, Startup Time, Running Mode, Fan Speed andTemperature. First of all, set the Startup and Shutdown Time. Press buttons to select the Startup andShutdown Time. Press to modify the Startup and Shutdown Time.

5. Press button to select Running Mode: Automatic, Cool, Heat, Fan, Dry, or Off. If you select the Cool,Automatic or Heat mode, press buttons to adjust the Temperature (the scope is within 17°C~30°C).Press button to regulate Fan Speed, which can be selected among Automatic speed, Low speed, Middle speedand High speed.

6. Finish the Weekly Timer parameter setting of Period 1.

7. Set Periods 2, 3, 4 according to the above operation.

8. After finishing the setting of each Period, select in sequence the Days of the Week to set the parametersof the Weekly Timer from Monday to Sunday, seven days in total.

Finish setting

Confirm

Cancel

Cancel

Confirm

Cancel

Confirm

ConfirmConfirm

CancelConfirmConfirm


Press button toselect air conditioner to the next step.

Press button to save theparameter of the Period 1 to the next step.


Press button to cancel theselection and return to the last step.


Press button to cancel theset of Period 1 and return to the last step.


3. Press buttons to select the Day of the Week.

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7) How to close the Weekly Timer setting related to a Period?

Program

Mode

Add Reduce

1. Press button to enter the setting status interface of a single air conditioner. Press the button repeatedlyto select “Single” and “All” alternately. The display shows “Set”.If you select “Single”, press buttons to select one air conditioner.

2. Selecting “All”, indicates to set the Weekly Timer parameters of all air conditioners, and “All” is displayed. Selecting“Single” displays the address of a single air conditioner: for example, if the air conditioner whose address is 12,is selected, “12#” is displayed.

4. Set the parameters of Period 1, including Shutdown Time, Startup Time, Running Mode, Fan Speed andTemperature. First of all, set the Startup and Shutdown Time. Press buttons to select the Startup andShutdown Time. Press buttons to modify the Startup and Shutdown Time.

5. Press button to select Running Mode: Automatic, Cool, Heat, Fan, Dry, or Off.Select “Off” mode.

6. Finish shutting down the Weekly Timer function related to Period 1.

7. Shut down the Timer during Periods 2, 3, 4 according to the above operation.

Finish setting.


Confirm

Cancel

Cancel

Confirm

Cancel

Confirm

ConfirmConfirm

Cancel


Press button to selectair conditioner to the next step.


Press button to save theparameter of Period 1 to the next step.

Press button to cancelthe selection and return to the last step.



Press button to cancel theset of period 1 and return to the last step.

ConfirmConfirmPress button to save theparameter of the Period 1 to the next step.

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8) How to query the Weekly Timer setting parameters of the air conditioner?

9) How to start up or shut down the Weekly Timer function of all air conditiioners?

Program

Query

1. Press button to enter the query status of a single air conditioner. The display shows “Query”. Thenpress button to query the Weekly Timer parameters.Press buttons to select the air conditioner that needs to be queried.

2. Selecting “All”, indicates to set the Weekly Timer parameters of all air conditioners, and “All” is displayed. Selecting“Single” displays the address of a single air conditioner: for example, if the air conditioner whose address is 12 isselected, “12#” is displayed.

4. Press buttons to select the Weekly Timer parameters of the queried Periods 1, 2, 3, 4.

5. Query the Weekly Timer parameters of any Indoor Unit within any time according to the above operation.


Cancel

Cancel

ConfirmConfirm

ConfirmConfirm



1. Press button.

2. If the Weekly Timer functionis shut down, it will be started up;if the Weekly Timer function is started up, it will be shut down.

3. If the Weekly Timer function is shut down, the display shows “Weekly Timer Off”.

Press button to selectair conditioner to the next step.

Press button to select theDay of the Week to the next step.

Press to cancel theselection and return to the last step.


Weekly

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10) How to modify the system Time?


1. Press button for 5 seconds to enter the Time-setting interface.

3. First, press buttons to select the Year that needs to be modified.

4. Press buttons to modify the Year.

5. Press buttons to select the Month that needs to be modified.

6. Press buttons to modify the Month.

7. Press buttons to select the Day that needs to be modified.

8. Press buttons to modify the Day.

9. Press buttons to select the Hour that needs to be modified.

10. Press buttons to modify the Hour.

11. Press buttons to select the Minutes that need to be modified.

12. Press buttons to modify the Minutes.

13. Press button to save the modification.

2. Press buttons to select Minute / Hour / Day / Month / Year that need to be modified.

Confirm

Time

Add Reduce

Add Reduce

Add Reduce

Add Reduce

Add Reduce

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An example to show the function of the Weekly Timer

Example: Take the Indoor Unit with “04” address, set the Weekly Timer and start up theWeekly Timer function according to the procedure illustrated on the previous pages.The following Table shows an example of Timer setting.

From the above Table, we can see that Timer has been set for 2 days every week, namelyMonday and Tuesday.In particular:• Monday foresees 3 Periods of setting.Period 1: Started Time is 07:30, Shutdown Time is 18:30, Running Mode is Cool, Temperatureis 24°C and Fan Speed is High.If the air conditioner is running within the set period of the Weekly Timer and another controldevice - as for example a wired controller - is active, the air conditioner will run according tothe commands of the control device, till next Period (Period 2) of the Weekly Timer.• Tuesday foresees 1 Period of setting: in fact, as no Running Mode is set in Period 2, (Mode =Off), Timer function is not active.

f) Others

Period 1

Monday

Time on = 07:30Time off = 18:00Mode = CoolTemp. = 24°CFan Speed = High

Time on = 07:30Time off = 18:00Mode = CoolTemp. = 24°CFan Speed = Low

Time on = 18:30Time off = 19:00Mode = OffTemp. =Fan Speed =

Time on = 18:30Time off = 21:00Mode = Fan onlyTemp. =Fan Speed = High

Time on = 21:30Time off = 23:30Mode = CoolTemp. = 24°CFan Speed = High

Tuesday

Period 2 Period 3 Period 3

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ERROR CODES

Error Codes on the Weekly Centralized Controller’s display

Code

EA

EB

EC

ED

EE

EF

E0

E1

E2

E3

E4

E5

E6

E7

E8

E9

00#

01#

P0

Content

Compressor overcurrent error

Inverter module protection

Freshness fault

Fault protection of the Outdoor Unit

Water-level detection fault

Other faults

Phase-sequence error or phase-failure

Communication fault

T1 sensor fault

T2 sensor fault

T2B sensor fault

Zero-crossing detection error

EEPROM error

Indoor fan-speed out of control

Communication fault between main board and display board

Communication fault between the network interface module and the main control board

Communication fault between the central controller and the network interface modulelo

Temperature protection of evaporator

P1 Anti-cold air or defrosting protection

P2 High temperature protection of condenser

P3 Temperature protection of compressor

P4 Temperature protection of exhaust pipe

P5 Discharge high-pressure protection

P6 Discharge low-pressure protection

P7 Over-voltage or under-voltage protection

P8 Compressor overcurrent error

PF Altre misure di protezione

Compressor discharge temp. sensor, T3 temp. sensor, T4 temp. sensor error

EC DECLARATION OF CONFORMITY

We TERMAL Srl - 14, Via della Salute - 40132 Bologna - Italy

DECLARE

under our sole responsibility that HOKKAIDO Product


• DTCWT - IHXR

conforms with the following directives:

• EMC Directive 89/336/EEC and its following 92/31 EEC by L.D. No. 476 dated Decdmber 4th, 1992.

• LV Directive 73/23 EEC and applied Standards EN 60335-2-40.

TERMAL Srl14, Via della Salute

40132 Bologna - ItalyTel. +39.051.41.33.111Fax +39.051.41.33.112www.termalgroup.com

Due to on-going technological development of the products by the Manufacturer, we reserve the right to vary the technical specifications at any time without notice.

weekly centralized controller for indoor units …hokkaido.by/images/doc/37.pdf · weekly...

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