Siemens SINAMICS S120 Equipment Manual page 70

Additional System Components
3.3 Terminal Module 31 (TM31)
Auxiliary voltage for the digital inputs X540
Table 3-15 Screw terminal X540
Terminal
1
2
3
4
5
6
7
8
Max. connectable cross-section: 1.5 mm²
Type: Screw terminal 1 (see Appendix A)
Note
This voltage supply is only for powering the digital inputs.
3-20
Designation
+24 V
+24 V
+24 V
+24 V
+24 V
+24 V
+24 V
+24 V
Technical specifications
Voltage: +24 V DC
Max. total load current: 150 mA
Equipment Manual for Control Units and Additional System Components
Equipment Manual, (GH1), 04.2004 Edition, 6SL3097-2AH00-0BP0