Baumer OM20 - Electrical Installation; Pin Assignment; Connection Diagram; Connecting the Sensor to Electricity

6 | Electrical installation Baumer
20 Operating Manual OM20/ OM30 RS485 with Modbus RTU | V1
6 Electrical installation
6.1 Pin assignment
4
0 V
3
analog
2
1
+Vs
teach in
1
2 4
3
1 +Vs
2 Rx/Tx -
3 0 V
4 Rx/Tx +
6.2 Connection diagram
WH (2)
BK (4)
Rx/Tx -
Rx/Tx +
RS 485
0 V
BU (3)
BN (1)
+VS
1 BN – Brown
2 WH – White
3 BU – Blue
4 BK – Black
6.3 Connecting the sensor to electricity
Instruction:
a) Ensure that the system is disconnected from power.
b) Connect the sensor according to the pin assignment.