Omron SYSMAC CPM2B Operation Manual page 78

Wiring and Connections
Input Devices
Device
Relay output
NPN open collector
NPN current output
Constant
current
circuit
PNP current output
Voltage output
60
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The following table shows how to connect various input devices.
5 mA/6 mA/8 mA
Output
5 mA/6 mA/8 mA
0 V
Output
5 mA/6 mA/8 mA
0 V
5 mA/6 mA/8 mA
Output
0 V
Output
0 V
Note Do not use the following wiring with voltage-output devices:
Output
0 V
Circuit diagram
IN
COM (+)
Sensor power
supply
IN
COM (+)
Use the same power supply for
the input and sensor.
+
Sensor power
supply
IN
COM (-)
COM (+)
IN
Sensor power
supply
Sensor power Incorrect Wiring
supply
IN
COM(+)
Section 3-5
CPM2B
CPM2B
IN
CPM2B
COM (+)
CPM2B
CPM2B
CPM2B