catalogo ing (page 18) - insctrl.cominsctrl.com/eliwell_pdf/1.2 controllers.pdf · ptc/ntc...
TRANSCRIPT
18
1.2 Controllers
IC 1.2.1 IC 901 191.2.2 IC 901A 201.2.3 IC 902 – IC 902 LX 211.2.4 IC 912 – IC 912 LX 221.2.5 IC 915 – IC 915 LX 231.2.6 IC 917 – IC 917 LX 24
EWPC 8001.2.7 EWPC 800 25
EWDR 9001.2.8 EWDR 902 261.2.9 EWDR 905 27
EWTR 9001.2.10 EWTR 910 281.2.11 EWTR 920 291.2.12 EWTR 930 301.2.13 EWTR 940 31
WM1.2.14 WM 901 321.2.15 WM 961 331.2.16 WM 100/150 341.2.17 WM 500/550 35
Eliwell offers a complete
range of instruments for
temperature, relative
humidity and pressure
control.
Five different instrument
formats: front panel 32x74
mm, front panel 72x72 mm
with round casing, front
panel 72x72 mm with square
casing, wall mounting format
and 4 Din modules format.
Instruments at 1 or 2 set
points with ON/OFF action
and type of programmable
action ("hot" or "cold" or
"Neutral Zone").
Instruments at 1 or 2 set
points with PID action.
A range of probes able to
satisfy every application need
in a temperature range
between –80 e 1.200 °C.
temperature, humidity and pressure
19
IC 901single stage controller for temperature
The IC 901 controllers are devices with one point ofintervention only; they can operate both for hot and coldapplications. They are provided with a PTC thermostaticprobe input (NTC can be selected by parameter) and a relayoutput for the load management. The value of the probe’sreading is viewed on a display by two digits and a sign. All versions are provided by TTL connections for using CopyCard, the quick programming accessory.
Description
Probe Measurement range (°C)NTC –50…110,0PTC –50…140,0
Relay output Amp. capacity Hp powerRegulation 8 1/2Regulation 15 1Regulation 20 2
Front panel protection: IP65.
Container: plastic in PC+ABS UL94V–0 resin, polycarbonateglass, thermoplastic resin keys.
Front dimensions: 32x74 mm, depth 60 mm.
Mounting: on panel, with 29x71 mm (+0.2/–0.1mm) drillingtemplate.
Connections: on screw clamp for <2,5mm2 (one conductorper bracket, according to VDE regulations).
Usage temperature: –5…55 °C.
Storage temperature: –30…85 °C.
Usage environment humidity: 10…90% RH (non–condensing).
Storage environment humidity: 10…90% RH(non–condensing).
Digital output: refer to attached table.
Analogue input: refer to attached table.
Serial: TTL port for Copy Card.
Display: 2 digits plus a sign.
Resolution: 1°C (°F).
Accuracy: better of 0.5% than the end of scale + 1 digit.
Consumption: 3 VA (115/230 V model), 1.5 VA (12 Vmodel).
Power supply: 230, 115 Va, or 12 Va/c ±10%, 50/60 Hz.
Technical Data
1–2 Relay N.C.
1–3 Relay N.O.
6–7 Power supply
8–9 Probe input
A TTL input for Copy Card
Electrical Diagram DescriptionElectrical Diagram
1 2 3 6 7 8 9
IC 901 - 12 V A
1 2 3 6 7 8 9
IC 901 - 230 V A
20
IC 901Asingle stage controller for temperaturewith alarm output
The IC 901 controllers are devices with one point ofintervention only; they can operate both for hot and coldapplications. They are provided with a PTC thermostaticprobe input (NTC can be selected by parameter) and a relayoutput for the load management. The value of the probe’sreading is viewed on a display by two digits and a sign. All versions are provided by TTL connections for using CopyCard, the quick programming accessory. The IC 901A version includes the output for the alarm relayand the acoustic signal buzzer.
Description
Front panel protection: IP65.
Container: plastic in PC+ABS UL94V–0 resin, polycarbonateglass, thermoplastic resin keys.
Front dimensions: 32x74 mm, depth 60 mm.
Mounting: on panel, with 29x71 mm (+0.2/–0.1mm) drillingtemplate.
Connections: on screw clamp for <2,5mm2 (one conductorper bracket, according to VDE regulations).
Usage temperature: –5…55 °C.
Storage temperature: –30…85 °C.
Usage environment humidity: 10…90% RH (non–condensing).
Storage environment humidity: 10…90% RH(non–condensing).
Digital output: refer to attached table.
Analogue input: refer to attached table.
Serial: TTL port for Copy Card.
Display: 2 digits plus a sign.
Resolution: 1°C (°F).
Accuracy: better of 0.5% than the end of scale + 1 digit.
Consumption: 3 VA (115/230 V model), 1.5 VA (12 Vmodel).
Power supply: 230, 115 Va, or 12 Va/c ±10%, 50/60 Hz.
Technical Data
1–2 Relay N.O.
1–3 Relay N.C.
4–5 Alarm relay
6–7 Power supply
8–10 Probe input
A TTL input for Copy Card
Electrical Diagram DescriptionElectrical Diagram
1 2 3 4 5 6 7 8 9
IC 901A - 12 V A
10
1 2 3 4 5 6 7 8 9
IC 901A - 230 V A
10
Probe Measurement range (°C)NTC –50…110,0PTC –50…140,0
Relay output Amp. capacity Hp powerRegulation 8 1/2Regulation 15 1Regulation 20 2Alarm 8 1/2
21
IC 902single stage controller for temperature
IC 902The IC 902 controllers are devices with one point ofintervention only; they can operate both for hot and coldapplications. They are provided with a PTC thermostaticprobe input (NTC can be selected by parameter) and a relayoutput for the load management. The value of the probe’sreading is viewed on a display by 3 and half digits and aminus sign. All versions are provided by TTL connections forusing Copy Card, the quick programming accessory.
IC 902LXThe IC 902LX version includes a connection to the Televissystem and the use of a digital input, that can be set byparameter.
Description
Frontal protection: IP65.
Container: plastic in PC+ABS UL94V–0 resin, polycarbonateglass, thermoplastic resin keys.
Front dimensions: 32x74, depth 60 mm.
Mounting: on panel, with 29x71 mm (+0.2/–0.1mm) drillingtemplate.
Connections: on screw clamp for <2,5mm2 (one conductorper bracket, according to VDE regulations).
Usage temperature: –5…55 °C.
Storage temperature: –30…85 °C.
Usage environment humidity: 10…90% RH (non–condensing).
Storage environment humidity: 10…90% RH(non–condensing).
Digital output: refer to attached table.
Analogue input: refer to attached table.
Serial: TTL port for Copy Card and Televis.
Display: 3 and half digits plus a sign.
Resolution: 1°C (°F) or 0.1°C (°F).
Accuracy: better of 0.5% than the end of scale + 1 digit.
Consumption: 3 VA (115/230 V model), 1.5 VA (12 Vmodel).
Power supply: 230, 115 Va, or 12 Va/c ±10%, 50/60 Hz.
Technical Data
Common
1–2 Relay N.C.
1–3 Relay N.O.
6–7 Power supply
8–9 Probe input
A TTL input for
Copy Card
IC 902 LX
8–10 Digital input
A TTL input for Copy Card and Televis system
Electrical Diagram DescriptionElectrical Diagram
1 2 3 6 7 8 9
IC 902 - 12 V A
10
1 2 3 6 7 8 9
IC 902 - 230 V A
10
Probe Measurement range (°C)NTC –50…110,0PTC –50…140,0
Relay output Amp. capacity Hp powerRegulation 8 1/2Regulation 15 1Regulation 20 2
22
IC 912single stage controller fortemperature, humidity and pressure
IC 912, IC 912/R, IC 912/P, IC 912/V-IIC 912 are electronic devices with one point of interventiononly; they can be used for temperature (IC 912), relativehumidity (IC 912/R) and pressure (IC 912/P) control,provided for ON–OFF operation.According to the model, they are provided with an input forPTC/NTC thermostatic probes or for Pt100/Tcj/Tck probes,EWHS280/300/310 humidity probes, for EWPA007/030pressure transducers, for 0/4..20 mA, 0..1/5/10 V currentand voltage signals (set by parameter).The value of the probe’s reading is viewed on a display by 3and half digits and a minus sign. All versions are providedby TTL connections for using “Copy Card”, the quickprogramming accessory.
IC 912LXThe IC 912LX version includes a connection to the Televissystem.
Description
Frontal protection: IP65.
Container: plastic in PC+ABS UL94V–0 resin, polycarbonateglass, thermoplastic resin keys.
Front dimensions: 32x74, depth 60 mm.
Mounting: on panel, with 29x71 mm (+0.2/–0.1mm) drillingtemplate.
Connections: on screw clamp for <2,5mm2 (one conductorper bracket, according to VDE regulations).
Usage temperature: –5…55 °C.
Storage temperature: –30…85 °C.
Usage environment humidity: 10…90% RH (non–condensing).
Storage environment humidity: 10…90% RH(non–condensing).
Digital output: refer to attached table.
Analogue input: refer to attached table.
Serial: TTL port for Copy Card and Televis.
Display: 3 and half digits plus a sign.
Resolution: 1°C (°F) or 0.1°C (°F).
Accuracy: better of 0.5% than the end of scale + 1 digit.
Consumption: 3 VA (115/230 V model), 1.5 VA (12 Vmodel).
Power supply: 12…24 Va/c; 230, 115 Va, or 12 Va/c ±10%,50/60 Hz.
Technical Data
Common
1–2 Relay N.O.
1–3 Relay N.C.
6–7 Power supply
8 “–” current and
voltage input
IC 912 LX
A TTL input for Copy Card and Televis system
9 “+” voltage input
10 “+” current input
11 12 Vc input
A TTL input for Copy Card
T Temperature probe input
Electrical Diagram DescriptionElectrical Diagram
1 2 3 6 7 8 9
IC 912 - 12 V A
1110 8 9 10
V
I
T
1 2 3 6 7 8 9
IC 912 - 230 V A
1110
V
I
8 9 10
T
Model Analog inputIC 912 NTC/PTCPt100/TcJ/TcKIC 912/P EWPA 007/030IC 912/R EWHS 280/300/310IC 912/V-I 0…1/5/10 V 0/4…20 mA
Relay output Amp. capacity Hp powerRegulation 8 1/2
23
IC 915double stage controller fortemperature, humidity and pressure
IC 915, IC 915/R, IC 915/P, IC 915/V-IIC 915 are electronic devices with two points of interventiononly; they can be used for temperature (IC 915), relativehumidity (IC 915/R) and pressure (IC 915/P) control,provided for ON–OFF operation.According to the model, they are provided with an input forPTC/NTC thermostatic probes or for Pt100/Tcj/Tck probes,EWHS280/300/310 humidity probes, for EWPA007/030pressure transducers, for 0/4..20 mA, 0..1/5/10 V currentand voltage signals (set by parameter).The value of the probe’s reading is viewed on a display by 3and half digits and a minus sign. All versions are providedby TTL connections for using “Copy Card”, the quickprogramming accessory.
IC 915LXThe IC 915LX version includes a connection to the Televissystem.
Description
Frontal protection: IP65.
Container: plastic in PC+ABS UL94V–0 resin, polycarbonateglass, thermoplastic resin keys.
Front dimensions: 32x74, depth 60 mm.
Mounting: on panel, with 29x71 mm (+0.2/–0.1mm) drillingtemplate.
Connections: on screw clamp for <2,5mm2 (one conductorper bracket, according to VDE regulations).
Usage temperature: –5…55 °C.
Storage temperature: –30…85 °C.
Usage environment humidity: 10…90% RH (non–condensing).
Storage environment humidity: 10…90% RH(non–condensing).
Digital output: refer to attached table.
Analogue input: refer to attached table.
Serial: TTL port for Copy Card and Televis.
Display: 3 and half digits plus a sign.
Resolution: 1°C (°F) or 0.1°C (°F).
Accuracy: better of 0.5% than the end of scale + 1 digit.
Consumption: 3 VA (115/230 V model), 1.5 VA (12 Vmodel).
Power supply: 12…24 Va/c; 230, 115 Va, or 12 Va/c ±10%,50/60 Hz.
Technical Data
Common
1–2 Relay 1 N.O.
1–3 Relay 1 N.C.
4–5 Relay 2 N.O.
6–7 Power supply
8 “–” current and
voltage input
IC 915 LX
A TTL input for Copy Card and Televis system
9 “+” voltage input
10 “+” current input
11 12 Vc input
A TTL input for Copy Card
T Temperature probe input
Electrical Diagram Description
Model Analog inputIC 915 NTC/PTCPt100/TcJ/TcKIC 915/P EWPA 007/030IC 915/R EWHS 280/300/310IC 915/V-I 0…1/5/10 V 0/4…20 mA
Relay output Amp. capacity Hp powerOut 1 8 1/2Out 2 8 1/2
Electrical Diagram
1 2 3 4 5 6 7 8 9
IC 915 - 12 V A
1110
V
I
8 9 10
T
1 2 3 4 5 6 7 8 9
IC 915 - 230 V A
1110
V
I
8 9 10
T
24
IC 917double stage controller for temperaturewith PID action
IC 917IC 917 controllers are electronic devices with two points ofintervention, dependent or independent, with ON–OFF, PD,PID action, and Soft Start function; they can be used fortemperature control.According to the model, they are provided with an input forPTC/NTC thermostatic probe (set by parameter). The value of the probe’s reading is viewed on a display by 3and half digits and a minus sign. All versions are provided by TTL connections for using“Copy Card”, the quick programming accessory
IC 917LXThe IC 917LX version includes a connection to the Televissystem and the use of a digital input, that can be set byparameter.
Description
Frontal protection: IP65.
Container: plastic in PC+ABS UL94V–0 resin, polycarbonateglass, thermoplastic resin keys.
Front dimensions: 32x74, depth 60 mm.
Mounting: on panel, with 29x71 mm (+0.2/–0.1mm) drillingtemplate.
Connections: on screw clamp for <2,5mm2 (one conductorper bracket, according to VDE regulations).
Usage temperature: –5…55 °C.
Storage temperature: –30…85 °C.
Usage environment humidity: 10…90% RH (non–condensing).
Storage environment humidity: 10…90% RH(non–condensing).
Digital output: refer to attached table.
Analogue input: refer to attached table.
Serial: TTL port for Copy Card and Televis.
Display: 3 and half digits plus a sign.
Resolution: 1°C (°F) or 0.1°C (°F).
Accuracy: better of 0.5% than the end of scale + 1 digit.
Consumption: 3 VA (115/230 V model), 1.5 VA (12 Vmodel).
Power supply: 12…24 Va/c; 230, 115 Va, or 12 Va/c ±10%,50/60 Hz.
Technical Data
Electrical Diagram Description
Probe Measurement range (°C)NTC –50…110,0PTC –50…140,0TcK –50…1999
Relay output Amp. capacity Hp powerOutput 1 8 1/2Output 2 8 1/2
Electrical Diagram
1 2 3 4 5 6 7 8 9
IC 917 - 12 V A
1110
1 2 3 4 5 6 7 8 9
IC 917 - 230 V A
1110
Common
1–2 Relay 1 N.O.
1–3 Relay 1 N.C.
4–5 Relay 2 N.O.
6–7 Power supply
8–10 Probe input
A TTL input for Copy Card
IC 917 LX
8–11 Digital input
A TTL input for Copy Card and Televis system
25
EWPC 800single stage controller for temperature
The EWPC 800 controllers are devices with one point ofintervention only; they can operate both for hot and coldapplications. According to the model, they are providedwith a PTC, Pt100, TcJ, or TcK thermostatic probe input. Thevalue of the probe’s reading is viewed on a three–digitdisplay. They are available in the 72x72 standard formatwith round casing; the power supply voltage is, on choice,.230, 115, 24 Va or 12 Va/c.
Description
Protection: IP65 front panel.
Container: plastic in casing ABS.
Size: front panel 72x72 mm, back of the instrumentØ 60 mm, depth 98 mm.
Mounting: panel on a Ø 61 mm. hole, with fixing bracket.
Usage temperature: –5…60 °C.
Storage temperature: –30…75 °C.
Display: 3 digits, 12.5 mm high.
Inputs (according to the model): PTC, Pt100, Tc (J, K).
Main output: 1 output on 8(3)A 250Va SPDT relay.
Resolution: 1 °C for reading without a decimal point, 0,1 °Cfor reading with decimal point (a resolution of 5 °C or0,5 °C respectively can also be set).
Accuracy: better of the 0.5% than the end of scale.
Power supply (according to the model): 230, 115, 24 Va±10%, 50/60 Hz; 12 Va/c ±15%, 50/60 Hz.
Technical Data
Electrical Diagram
1–2 Relay N.O.
1–3 Relay N.C.
4–5 Power supply
6–7–8 Probe input
Electrical Diagram Description
EWPC 800
8
7
6
1
2
3
4
5
PTC
Pt100 Pt100
6 7 8
6 7 8 6 7 8
TcJ / TcK
+ –
6 7 8
26
EWDR 902single stage controller fortemperature, humidity and pressure
EWDR 902 controllers are devices with one point ofintervention and can be used to control temperature(EWDR 902/T), relative humidity (EWDR 902/R), andpressure (EWDR 902/P). According to the model, they areprovided with an input for thermostatic probes (PTC, Ni100,Pt100, TcJ, TcK, 4…20 mA current), humidity probes (EWHS280/300/310) or pressure probes (EWPA 007/030). The valueof the probe’s reading is viewed on a three–digit display.The controllers are available in the 4 DIN modules standardformat and the power supply voltage can be 230, 115,24 Va, 18…36 Va, 24…48 Vc, 12 Va/c.
Description
Container: 4 DIN modules 70x85 mm plastic ABS resin withUL94–V0 extinguishing classification.
Size: front panel 70x85 mm, depth 61 mm.
Mounting: on DIN guide (Omega 3, connected to theground) or on the wall.
Connections: on screw clamp for 2.5 mm2 conductors.
Usage temperature: –5…60 °C.
Storage temperature: –30…75 °C.
Display: 3 digits, 12.5 mm high.
Data storage: on permanent memory (EEPROM).
Inputs (according to the model): PTC, RTD (Ni100, Pt100),Tc (J, K), current (4…20 mA; Ri = 41 Ω) for EWDR 902/T;EWHS 280/300/310 for EWDR 902/R and EWPA 007/030 forEWDR 902/P.
Main output: 1 output on 8(3)A 250Va SPDT relay.
Auxiliary output: 12 Vc/60 mA (for supplying power tohumidity probes, pressure probes or similar).
Resolution: 1 °C for reading without a decimal point, 0,1 °Cfor reading with decimal point (a resolution of 5 °C or0,5 °C respectively can also be set).
Accuracy: better of the 0.5 % than the end of scale.
Power supply (according to the model): 230, 115, 24 Va±10%; 18…36 Va, 24…48 Vc; 12 Va/c ±15%, 50/60 Hz.
Technical Data
Electrical Diagram
1–3 Power supply
10–11–12 Probe input
13–17 Relay N.O.
15–17 Relay N.C.
Electrical Diagram Description
EWDR 902
10 11 121 3
13 15 17
PTC Pt100 / Ni100 Pt100 / Ni100
4…20 mATcJ / TcK
+ –
10 11 12 10 11 12 10 11 12
10 11 12 10 11 12
EWPA 007/030
10 11 12
EWDR 902/T
EWDR 902/P
EWDR 902/R
EWHS 280
EWHS 310
10 11 12
10 11 12
27
EWDR 905double stage controller for temperature,humidity and pressure
EWDR 905 controllers are devices with two points ofintervention with a neutral zone; they can be used tocontrol temperature (EWDR 905/T), relative humidity (EWDR905/R), and pressure (EWDR 905/P). According to themodel, they are provided with an input for thermostaticprobes (PTC, Ni100, Pt100, TcJ, TcK, 4…20 mA current),humidity probes (EWHS 280/300/310) or pressure probes(EWPA 007/030). The value read by the probe is viewed ona 3–digit display. The controllers are available in the 4 DINmodules standard format and the power supply voltage canbe 230, 115, 24 Va, 18…36 Va, 24…48 Vc, 12 Va/c.
Description
Container: 4 DIN modules 70x85 mm plastic ABS resin withUL94–V0 extinguishing classification.
Size: front panel 70x85 mm, depth 61 mm.
Mounting: on DIN guide (Omega 3, connected to theground) or on the wall.
Connections: on screw clamp for 2.5 mm2 conductors
Usage temperature: –5…60 °C.
Storage temperature: –30…75 °C.
Display: 3 digits, 12.5 mm high.
Data storage: on permanent memory (EEPROM).
Inputs (according to the model): PTC / RTD (Ni100, Pt100) /Tc (J, K) / current (4…20 mA; Ri = 41 Ω) for EWDR 905/T;EWHS 280/300/310 for EWDR 905/R and EWPA 007/030 forEWDR 905/P.
Main output: 2 outputs on 8(3)A 250Va SPDT relay.
Auxiliary output: 12 Vc/60 mA (for supplying power tohumidity probes, pressure probes or similar).
Resolution: 1 °C for reading without a decimal point, 0.1 °Cfor reading with decimal point (a resolution of 5 °C or0.5 °C respectively can also be set).
Accuracy: better of the 0.5 % than the end of scale.
Power supply (according to the model): 230, 115, 24 Va±10%; 18…36 Va, 24…48 Vc; 12 Va/c ±15%, 50/60 Hz.
Technical Data
Electrical Diagram
1–3 Power supply
10–11–12 Probe input
13–17 Relay N.O.
15–17 Relay N.C.
20–24 Relay N.C.
20–22 Relay N.O.
Electrical Diagram Description
PTC Pt100 / Ni100 Pt100 / Ni100
4…20 mATcJ / TcK
+ –
10 11 12 10 11 12 10 11 12
10 11 12 10 11 12
EWDR 905
10 11 121 3
13 15 17 20 22 24
EWDR 905/T EWDR 905/R
EWDR 905/P
EWHS 280
EWHS 310
10 11 12
10 11 12
EWPA 007EWPA 030
10 11 12
28
EWTR 910single stage controller for temperature,humidity and pressure
The EWTR 910 controllers are devices with 1 point ofintervention only with ON/OFF, PD, PID actions and SOFTSTART function; they can be used for temperature (EWTR910), relative humidity (EWHR 910) and pressure (EWPR910) control. According to the model, they are providedwith an input for thermostatic probes (PTC, Ni100, Pt100,TcJ, TcK, 4…20 mA current), humidity probes (EWHS280/300/310) or pressure probes (EWPA 007/030). The value of the probe’s reading is viewed on a display by 3or 4 digits, according to the model. They are available in the72x72 standard format with square casing; the power supplyvoltage is, on choice, 230, 115, 24 Va, 12 Va/c.
Description
Container: plastic in PC+ABS, V0 self–estinguishing.
Size: front panel 72x72 mm, depth 102 mm.
Mounting: board, bracket fixing; 67x67 mm drillingtemplate.
Connections: on screw clamp for 2.5 mm2 conductors (oneconductor per terminal only), which can be disconnected.
Usage temperature: –5…60 °C.
Storage temperature: –30…75 °C.
Display: 3 or 4 digits, 12.5 mm high.
Data storage: on permanent memory (EEPROM).
Inputs (according to the model): PTC / RTD (Ni100, Pt100) /Tc (J, K) / current (4…20 mA; Ri = 41 Ω) for EWTR 910;EWHS 280/300/310 for EWHR 910 and EWPA 007/030 forEWPR 910.
Main output: 1 output on 8(3)A 250Va SPDT relay or static(SSR) 0/12 Vc/40 mA output.
Programmable analogue output (optional): 4…20 mA or0…5 V, depending on the model.
Auxiliary output: 12 Vc/60 mA referred to terminal 10 (forprobes power supply).
Resolution: 1 °C in case of reading without the decimalpoint, 0.1 in case of reading with the dec. point. (aresolution of 5 °C o di 0.5 °C can be selected).
Accuracy: better of the 0.5 % than the end of scale.
Power supply (according to the model): 12 Va/c ±15%; 230,115, 24 Va ±10%, 50/60 Hz.
Technical Data
Electrical Diagram
5–6 Analogue output
7–8–9–10 Probe input
11–12 Power supply
13–15 Relay N.O.
14–15 Relay N.C.
Electrical Diagram Description
11
12
13
14
15
16
17
18
EWTR 910 EWHR 910
EWPR 910
PTC Pt100 / Ni100 Pt100 / Ni100
4…20 mATcJ / TcK
+ –
5
6
7
8
9
10
–
+
+
108 9 108 9 108 9
108 9108 9
7 8 9
EWHS 280
EWHS 310
7 8 9 10
7 8 9
EWPA 007EWPA 030
910 series
29
EWTR 920double stage controller for temperature,humidity and pressure
EWTR 920 controllers are devices with two points ofintervention with a neutral zone; they can be used tocontrol temperature (EWTR 920), relative humidity (EWHR920), and pressure (EWPR 920). According to the model,they are provided with an input for thermostatic probes(PTC, Ni100, Pt100, TcJ, TcK, 4…20 mA current), humidityprobes (EWHS 280/300/310) or pressure probes (EWPA007/030). The value of the probe’s reading is viewed on adisplay by 3 or 4 digits, according to the model. They are available in the 72x72 standard format with squarecasing; the power supply voltage is, on choice, 230, 115,24 Va, 12 Va/c.
Description
Container: plastic in PC+ABS, V0 self–estinguishing.
Size: front panel 72x72 mm, depth 102 mm.
Mounting: board, bracket fixing; 67x67 mm drillingtemplate.
Connections: on screw clamp for 2.5 mm2 conductors (oneconductor only per terminal), which can be disconnected.
Usage temperature: –5…60 °C.
Storage temperature: –30…75 °C.
Display: 3 or 4 digits, 12.5 mm high.
Data storage: on permanent memory (EEPROM).
Inputs (according to the model): PTC / RTD (Ni100, Pt100) /Tc (J, K) / current (4…20 mA; Ri = 41 Ω) for EWTR 920;EWHS 280/300/310 for EWHR 920 and EWPA 007/030 forEWPR 920.
Main outputs: 2 output on 8(3)A 250Va SPDT relay or static(SSR) 0/12 Vc/40 mA output.
Programmable analogue output (optional): 4…20 mA or0…5 V, according to the model.
Auxiliary output: 12 Vc/60 mA referred to terminal 10 (forprobes power supply).
Resolution: 1 °C for reading without a decimal point, 0.1 °Cfor reading with decimal point (a resolution of 5 °C or0.5 °C respectively can also be set).
Accuracy: better of the 0.5 % than the end of scale.
Power supply (according to the model): 12 Va/c ±15%; 230,115, 24 Va ±10%, 50/60 Hz.
Technical Data
Electrical Diagram
5–6 Analogue output
7–8–9–10 Probe input
11–12 Power supply
13–15 Relay 1 N.O.
14–15 Relay 1 N.C.
16–18 Relay 2 N.O.
17–18 Relay 2 N.C.
Electrical Diagram Description
11
12
13
14
15
16
17
18
920 series
PTC Pt100 / Ni100 Pt100 / Ni100
4…20 mATcJ / TcK
+ –
5
6
7
8
9
10
–
+
+
108 9 108 9 108 9
108 9108 9
EWTR 920 EWHR 920
EWPR 930
7 8 9
EWHS 280
EWHS 310
7 8 9 10
7 8 9
EWPA 007EWPA 030
30
EWTR 930double stage controller for temperature,humidity and pressure
EWTR 930 controllers are devices with two points ofintervention with a neutral zone; they can be used tocontrol temperature (EWTR 930), relative humidity (EWHR930), and pressure (EWPR 930). According to the model,they are provided with an input for thermostatic probes(PTC, Ni100, Pt100, TcJ, TcK, 4…20 mA current), humidityprobes (EWHS 280/300/310) or pressure probes (EWPA007/030). The value of the probe’s reading is viewed on adisplay by 3 or 4 digits, according to the model. They are available in the 72x72 standard format with squarecasing; the power supply voltage is, on choice, 230, 115,24 Va, 12 Va/c.
Description
Container: plastic in PC+ABS, V0 self–estinguishing.
Size: front panel 72x72 mm, depth 102 mm.
Mounting: board, bracket fixing; 67x67 mm drillingtemplate.
Connections: on screw clamp for 2.5 mm2 conductors (oneconductor only per terminal), which can be disconnected.
Usage temperature: –5…60 °C.
Storage temperature: –30…75 °C.
Display: 3 or 4 digits, 12.5 mm high.
Data storage: on permanent memory (EEPROM).
Inputs (according to the model): PTC / RTD (Ni100, Pt100) /Tc (J, K) / current (4…20 mA; Ri = 41 Ω) for EWTR 930;EWHS 280/300/310 for EWHR 930 and EWPA 007/030 forEWPR 930.
Main outputs: 2 output on 8(3)A 250Va SPDT relay or static(SSR) 0/12 Vc/40 mA output.
Programmable analogue output (optional): 4…20 mA or0…5 V, according to the model.
Auxiliary output: 12 Vc/60 mA referred to terminal 10 (forprobes power supply).
Resolution: 1 °C for reading without a decimal point, 0.1 °Cfor reading with decimal point (a resolution of 5 °C or0.5 °C respectively can also be set).
Accuracy: better of the 0.5 % than the end of scale.
Power supply (according to the model): 12 Va/c ±15%; 230,115, 24 Va ±10%, 50/60 Hz.
Technical Data
Electrical Diagram
5–6 Analogue output
7–8–9–10 Probe input
11–12 Power supply
13–15 Relay 1 N.O.
14–15 Relay 1 N.C.
16–18 Relay 2 N.O.
17–18 Relay 2 N.C.
Electrical Diagram Description
11
12
13
14
15
16
17
18
930 series
PTC Pt100 / Ni100 Pt100 / Ni100
4…20 mATcJ / TcK
+ –
5
6
7
8
9
10
–
+
+
108 9 108 9 108 9
108 9108 9
EWHR 930EWTR 930
EWPR 930
7 8 9
EWHS 280
EWHS 310
7 8 9 10
7 8 9
EWPA 007EWPA 030
31
EWTR 940double stage controller for temperaturewith PID action
The EWTR 940 controllers are devices with two points ofintervention with ON/OFF, PD, PID actions and SOFT STARTfunction, which can be set on the main output able tooperate both on hot and cold applications. Depending onthe model, they are provided with an input for thermostaticPTC, Ni100, Pt100, TcJ, TcK probes or 4…20 mA currentsignals. The value of the probe’s reading is viewed on adisplay by 3 or 4 digits, according to the model. They are available in the 72x72 standard format with squarecasing; the power supply voltage is, on choice, 230, 115,24 Va, 12 Va/c.
Description
Container: plastic in PC+ABS, V0 self–estinguishing.
Size: front panel 72x72 mm, depth 102 mm.
Mounting: board, bracket fixing; 67x67 mm drillingtemplate.
Connections: on screw clamp for 2.5 mm2 conductors (oneconductor only per terminal), which can be disconnected.
Usage temperature: –5…60 °C.
Storage temperature: –30…75 °C.
Display: 3 or 4 digits, 12.5 mm high.
Data storage: on permanent memory (EEPROM).
Inputs (according to the model): PTC / RTD (Ni100, Pt100) /Tc (J, K) / current (4…20 mA; Ri = 41 Ω).
Main outputs: 2 output on 8(3)A 250Va SPDT relay or static(SSR) 0/12 Vc/40 mA output.
Programmable analogue output (optional): 4…20 mA or0…5 V, according to the model.
Auxiliary output: 12 Vc/60 mA referred to terminal 10 (forprobes power supply).
Resolution: 1 °C in case of reading without the decimalpoint, 0.1 in case of reading with the decimal point. (aresolution of respectively of 5 °C o di 0.5 °C can beselected).
Accuracy: better of the 0.5 % than the end of scale.
Power supply (according to the model): 12 Va/c ±15%; 230,115, 24 Va ±10%, 50/60 Hz.
Technical Data
Electrical Diagram
5–6 Analogue output
7 Output 12 V dc
8–9–10 Probe input
11–12 Power supply
13–15 Relay 1 N.O.
14–15 Relay 1 N.C.
16–18 Relay 2 N.O.
17–18 Relay 2 N.C.
Electrical Diagram Description
11
12
13
14
15
16
17
18
EWTR 940
PTC Pt100 / Ni100 Pt100 / Ni100
4…20 mATcJ / TcK
+ –
5
6
7
8
9
10
–
+
+
108 9 108 9 108 9
108 9108 9
32
WM 901single stage controller for temperature
The WM 901 controllers are devices with one point ofintervention only, for wall mounting; they can operate bothfor hot and cold applications. They are provided with aNTC thermostatic probe input and a relay output for loadmanagement. The value of the probe’s reading is viewed ona display by two digits and a sign. There is, furthermore, aWM 901/A version with an alarm relay output and a WM901/B version with a buzzer for alarm acoustic signaling.They are available in the 80x123 wall mounted format andthe power supply voltage is, on choice, 230 Va o 12 Va/c.
Description
Protection: front panel IP30.
Container: PC+ABS plastic, with a UL94–V0 degree ofself–extinguishing
Size: front panel 80x123 mm, depth 25 mm.
Mounting: on wall.
Connections: on screw clamp for max 2.5 mm2 conductors(one conductor only per terminal for power connections).
Usage temperature: –5…55 °C.
Storage temperature: –30…75 °C.
Display: 2 digits plus sign, 12.5 mm high.
Data storage: on permanent memory (EEPROM).
Input: NTC probe (SEMITEC 103AT–2 sensor –50...110 °C)with reinforced insulation.
Main output: 1 output on 15A 1 hp 250 Va SPDT relay.
Auxiliary output: 1 output on 12 Vc/20 mA max.
Measurement range: –50…50 °C.
Resolution: 1°C.
Accuracy: better of the 0.5% than the end of scale.
Power supply: 230 Va or 12 Va/c ±10%, 50/60 Hz.
Technical Data
Electrical Diagram
1–2 Relay N.O.
2–3 Relay N.C.
4–5 Power supply
6–7 Output 12 Vc
8–9 Probe input
Electrical Diagram Description
9 8 7 6 5 4 3 2 1
WM 901
– +
33
WM 961single stage controller for temperature
The WM 961 controllers are devices with one point ofintervention only, for wall mounting; they can operate bothfor refrigeration applications. They are provided with a NTCthermostatic probe input and a relay output for loadmanagement. The value of the probe’s reading is viewed ona display by two digits and a sign. There is, furthermore, aWM 961/A version with an alarm relay output and a WM961/B version with a buzzer for alarm acoustic signaling.They are available in the 80x123S wall mounted format andthe power supply voltage is, on choice, 230 Va or 12 Va/c.
Description
Protection: front panel IP30.
Container: PC+ABS plastic, with a UL94–V0 degree ofself–extinguishing
Size: front panel 80x123 mm, depth 25 mm.
Mounting: on wall.
Connections: on screw clamp for max 2.5 mm2 conductors(one conductor only per terminal for power connections).
Usage temperature: –5…55 °C.
Storage temperature: –30…75 °C.
Display: 2 digits plus sign, 12.5 mm high.
Data storage: on permanent memory (EEPROM).
Input: NTC probe (SEMITEC 103AT–2 sensor –50...110 °C)with reinforced insulation.
Main output: 1 output on 15A 1 hp 250 Va SPDT relay.
Auxiliary output: 1 output on 12 Vc/20 mA max.
Measurement range: –50…50 °C.
Resolution: 1°C.
Accuracy: better of the 0.5% than the end of scale.
Power supply: 230 Va or 12 Va/c ±10%, 50/60 Hz.
Technical Data
Electrical Diagram
1–2 Relay N.O.
2–3 Relay N.C.
4–5 Power supply
6–7 Output 12 Vc
8–9 Probe input
Electrical Diagram Description
9 8 7 6 5 4 3 2 1
WM 961
– +
34
WM 100, 150single stage controller for temperature
The WM 100/150 controllers are devices with one point ofintervention only, for wall mounting, they can operate bothfor hot and cold applications. They are provided with a PTCthermostatic probe input and a relay output for loadmanagement. While the WM 100 does not have a display, inthe WM 150 the value of the probe’s reading is viewed on adisplay by two digits. The setpoint is adjustable through agraduated knob. Two leds for the WM 100 and one led forthe WM 150 indicate the state of the relay. They areavailable in the 75x108 wall mounted format and the powersupply voltage is, on choice, 230, 115, 24 Va, 12 Va/c.
Description
Container: in PC+ABS plastic, V0 self–extinguishing.
Size: front panel 75x108 mm, depth 49 mm.
Mounting: on wall, with fixing screws supplied.
Connections: on screw clamp for 2,5 mm2 conductors (oneconductor only per terminal, according to VDE regulations).
Usage temperature: –5…60 °C.
Storage temperature: –30…75 °C.
Display: 2 digits 10 mm high (for WM 150 only).
Setpoint control: selection on graduated scale through aknob on the front panel.
Intervention differential: adjustable between 0.5 and 10 °C(the differential is adjusted through a trimmer placed insidethe container)
Input: for PTC probe.
Output: 1 output on 8(3)A 250Va SPDT relay.
Accuracy: better by 1.5 °C.
Power supply (according to the model): 12 Va/c ±15% or24, 115, 230 Va ±10%, 50/60 Hz.
Technical Data
Electrical Diagram
1–2 Probe input
6–7 Relay N.O.
6–8 Relay N.C.
9–10 Power supply
Electrical Diagram Description
109
8
7
6
WM 150
1
2
35
WM 500, 550single stage controller for relativehumidity
The WM 500/550 controllers are devices with one point ofintervention only, for controlling the relative humidity. They are provided with a EHWS 280/300/310 humidityprobe input and a relay output for load management. While the WM 500 does not have a display, in the WM 550the value of the probe’s reading is viewed on a display bytwo digits. The setpoint is adjustable through a graduatedknob. Two leds for the WM 500 and one led for the WM550 indicate the state of the relay. They are available in the75x108 wall mounted format and the power supply voltageis, on choice, 230, 115, 24 Va o 12 Va/c.
Description
Container: in PC+ABS plastic, V0 self–extinguishing.
Size: front panel 75x108 mm, depth 49 mm.
Mounting: on wall, with fixing screws supplied.
Connections: on screw clamp for 2,5 mm2 conductors (oneconductor only per terminal, according to VDE regulations).
Usage temperature: –5…60 °C.
Storage temperature: –30…75 °C.
Display: 2 digits 10 mm high (for WM 550 only).
Setpoint control: selection on graduated scale through aknob on the front panel.
Intervention differential: adjustable between 0.5 and 10%RH(the differential is adjusted through a trimmer placed insidethe container)
Input: for EWHS 280/300/310 probe.
Output: 1 output on 8(3)A 250Va SPDT relay.
Accuracy: better by 1% RH.
Power supply (according to the model): 12 Va/c ±15% or24, 115, 230 Va ±10%, 50/60 Hz.
Technical Data
Electrical Diagram
1–2 Probe input
6–7 Relay N.O.
6–8 Relay N.C.
9–10 Power supply
Electrical Diagram Description
109
8
7
6
WM 550
1
2