Siemens SINAMICS S120 Manual page 372

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8.3 G20, CBC10 Communication Board
Interface overview
Figure 8-2
X451 CAN bus interface
CAN bus interface -X451 features the following socket assignments:
Table 8- 1
Connector type: 9-pin Sub-D socket
370
CAN CBC10 Communication Board, interface overview
CAN bus interface X451
Pin Designation
1 Reserved
2 CAN_L
3 CAN_GND
4 Reserved
5 CAN_SHLD
6 GND
7 CAN_H
8 Reserved
9 Reserved
Technical data
CAN signal (dominant low)
CAN ground
Optional shield
CAN ground
CAN signal
Cabinet Modules
Manual, 03/2013, A5E03263538A