4.6 Terminals
Position
The device has a 5-pin plug-in terminal block for the power supply and two 2-pin plug-in terminal
blocks for the digital input and output.
Connectors and terminal markings
L1, M1, L2, M2 Input for the power supply Terminal block with ve terminal con‐
nectors
Functional grounding
+DI, -DI Digital input Terminal block with two terminal con‐
nectors
+DO, -DO Digital output Terminal block with two terminal con‐
nectors
Terminals and wiring
Connectors +DI, -DI /+D0, -DO L1, M1, L2, M2
AWG 28 AWG 16 AWG
Wire end ferrule without plas‐
tic collar to DIN 46228/1
0.2 mm
2
1.5 mm
2
Description of the device
4.6Terminals
SCALANCE MUM853-1
Operating Instructions, 03/2023, C79000-G8976-C650-05 27