Electrical Installation; Cable Connections - optris CTratio Operator's Manual

Electrical Installation

Cable Connections

For the electrical installation of the CTratio please open at first the cover of the electronic box (4 screws).
Below the display are the screw terminals for the cable connection.
Designation
+8..36VDC Power supply
GND Ground (0V) of power supply
GND Ground (0V) of in- and outputs
I/O 2 I/O pin 2 (digital In- /Output or
analog input)
I/O 1 I/O pin 1 (digital In-/ Output or
analog input)
OUT-mV/mA Analog output object temperature
(mV or mA)
CAUTION: Please do never connect a supply
voltage to the analog outputs as this will destroy
the output!
The CTratio is not a 2-wire sensor!
Power supply
Please use a power supply unit with an output voltage of 8–36 VDC which can supply 200 mA. The ripple
should be max. 200 mV.
18
Opened electronic box with terminal connections
optris CTratio – E2013-04-A