Siemens SINAMICS G120P - Page 76

Communication via PROFIBUS and PROFINET
3.7 Communication via PROFIBUS
Fieldbuses
74 Function Manual, 04/2018, FW V4.7 SP10, A5E34229197B AE
Table 3- 17 Connector pin assignments
Signal X126
(D Sub - socket)
X03, on
(M12)
X04, off
(M12)
Shield, ground connection
1
5
5
---
2
1
1
RxD/TxD-P, receive and transmit (B/B’)
3
4
4
CNTR-P, control signal
4
---
---
DGND, reference potential for data (C/C’)
5
---
---
VP, supply voltage
6
---
---
---
7
3
3
RxD/TxD-N, receive and transmit (A/A’)
8
2
2
---
9
---
---
Recommended PROFIBUS connectors
We recommend connectors with the following article numbers for connecting the PROFIBUS
cable:
● 6GK1500-0FC10
● 6GK1500-0EA02