optris CT - Terminal Designations for 4 M Model

Electrical Installation 59-
4.1.3 Designation [models 4M]
+8…30 VDC
Power supply
Opened 4M 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-1
Analog output mA, mV, TCK
OUT-2
Analog output mA, mV, TCK
I/O1-I/O3
In- and outputs
GND
Ground (0 V)
Pink
3 VDC, switchable, for laser-sighting tool
Gray
Ground of PIN pink
BROWN
Temperature probe head (NTC)
WHITE
Head ground
GREEN
Head power
YELLOW
Detector signal
The supplied USB cable can be connected to the side of the
electronics box. The device can be operated directly via the
CompactPlus Connect software or the IRmobile app.
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