Siemens SINAMICS S120 Equipment Manual page 78

Additional System Components
3.3 Terminal Module 31 (TM31)
Connector codes
To ensure that identical connectors are assigned correctly on the TM31, the connecters are
encoded as shown in the following diagram.
Connector coding
Figure 3-13 Connector codes of the TM31
The bending radii of the cables must be taken into account (see description of MOTION-
CONNECT).
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Equipment Manual Control Units and Additional System Components
Equipment Manual, (GH1), 12/2004 Edition, 6SL3097-2AH00-0BP1