optris CT - Terminal Designations for 1 M, 2 M, 3 M Models

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4.1.2 Designation [models 1M/ 2M/ 3M]
+8…36 VDC
Power supply
Opened 1M/ 2M/ 3M electronic box with terminal
connections
GND
Ground (0 V) of power supply
GND
Ground (0 V) of internal in- and outputs
AL2
Alarm 2 (Open collector output)
OUT-TC
Analog output thermocouple (J or K)
OUT-mV/mA
Analog output object temperature (mV or
mA)
F1-F3
Functional inputs
GND
Ground (0 V)
3V SW
3 VDC, switchable, for laser-sightingtool
BROWN
Temperature probe head (NTC)
WHITE
Head ground
GREEN
Head power
YELLOW
Detector signal
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