Siemens SINAMICS S120 Manual page 331

X452 CAN bus interface
CAN bus interface -X452 features the following socket assignments:
Table 9- 2
Connector
Connector type: 9-pin SUB D connector (pins)
Cabinet Modules liquid cooled
Equipment Manual, 04/2020, A5E37067587A
CAN BUS interface X452
Pin Designation
1 Reserved
2 CAN_L
3 CAN_GND
4 Reserved
5 CAN_SHLD
6 GND
7 CAN_H
8 Reserved
9 Reserved
9.4 G20, CBC10 Communication Board
Technical data
CAN signal (dominant low)
CAN ground
Optional shield
CAN ground
CAN signal
Options
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