X521 Digital Inputs/Outputs; X522 Digital Inputs/Outputs - Siemens SINAMICS DCM Operating Instructions Manual

Additional system components
7.3 Terminal Module TM15
7.3.3.5

X521 digital inputs/outputs

Table 7- 20 Screw terminal X521
Terminal
1
2
3
4
5
6
7
8
9
10
L2+: A 24 VDC infeed for DI/O 8 to 15 (second potential group) must always be connected
1
if at least one DI/O of the potential group is used as an output.
M2: A ground reference for DI/O 8 to 15 (second potential group) must always be connected
if at least one DI/O of the potential group is used as either an input or an output.
DI/O: Digital input/output
7.3.3.6

X522 digital inputs/outputs

Table 7- 21 Screw terminal X522
Terminal
1
2
3
4
5
6
7
8
9
10
L3+: A 24 VDC infeed for DI/O 16 to 23 (third potential group) must always be connected if
1
at least one DI/O of the potential group is used as an output.
M3: A ground reference for DI/O 16 to 23 (third potential group) must always be connected if
at least one DI/O of the potential group is used as either an input or an output.
DI/O: Digital input/output
196
Designation
1
L2+
DI/O 8
DI/O 9
DI/O 10
DI/O 11
DI/O 12
DI/O 13
DI/O 14
DI/O 15
M2 (GND)
Designation
1
L3+
DI/O 16
DI/O 17
DI/O 18
DI/O 19
DI/O 20
DI/O 21
DI/O 22
DI/O 23
M3 (GND)
Operating Instructions, 1.2012, C98130-A7066-A1-05-7619
Technical data
See the section titled
"Technical data"
Technical data
See the section titled
"Technical data"
SINAMICS DCM DC Converter