M1 – M3 Display units
Connection example between a M3 and a PLC
+ 24V
E1
0 V
IO module
+ 24V
E1
0 V
IO module
+ 24 V of the PLC
PLC Output
0V of the PLC
+ 24 V from the PLC
Output to the PLC
0V of the PLC
+ 24V
Output
0 V
PLC
+ 24V
Input
0 V
PLC
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