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Technical Data
thermoMETER CT
3.4 Electrical Specifications
Power supply 8 - 36 VDC
Current draw max. 100 mA
Outputs/ analog
Channel 1
selectable: 0/4 - 20 mA, 0 - 5/10 V, thermocouple (J or K) or
alarm output
(Signal source: object temperature)
Channel 2
(only CT-SF02, CT-SF15, CT-SF22,
CTP-7, CTP-3)
Sensor temperature [-20 ... 180 °C], [-20 ... 250 °C at CTH-SF02
or CTH-SF10], [0 ... 75 °C at CTP-3] as 0 – 5 V or 0 – 10 output or
alarm output
(Signal source switchable to object temperature or controller tem-
perature if used as alarm output)
Alarm output Open collector Output on Pin AL2 [24 V/50 mA]
Output impedances mA max. loop resistance 500 Ω (at 8 - 36 VDC)
mV min. 100 kΩ load impedance
Thermocouple 20 Ω
Digital interfaces USB, RS232, RS485, CAN, Profibus DP, Ethernet, Modbus RTU
(optional plug-in modules)
Relay outputs 2 x 60 VDC/42 VAC
RMS
, 0.4 A;
potential free (optional plug-in modules)
Functional inputs F1 up to F3; software programmable for the following functions:
- external emissivity adjustment
- ambient temperature compensation,
- trigger (reset of hold functions)
Input impedance F2 and F3: 43 kΩ