Siemens SIMATIC C7-635, Manual

Page: 36 / 92

Installing and Wiring the C7-635
3-14
C7-635 Control System
A5E00155581-04
Supply connector X1
Table 3-2 Supply Connector X1
Pin
Name
Signal Description
1 AT2 Authorization input (for example, for external switch)
2 AT1 Authorization input (for example, for external switch)
3 M Ground 24 V
4 L+ Supply voltage 24 VDC
Programming Device Connection (MPI) 2
Table 3-3 Programming Device Connection (MPI) 2
Pin Name Signal Description
1 NC Not connected
2 M24V Ground 24 V
3 B RS 485 cable B
4 RTS RTS
5 M5V Ground 5 V
6 P5V Supply voltage 5 V
7 P24V MPI Supply voltage 24 V MPI
8 A RS 485 cable A
9 NC Not connected
DP Connection X3
Table 3-4 DP Connection X3
Pin Name Signal Description
1 NC Not connected
2 M24V Ground 24 V
3 B RS 485 cable B
4 RTS RTS
5 M5V Ground 5 V
6 P5V Supply voltage 5 V
7 P24V DP Supply voltage 24 V DP
8 A RS 485 cable A
9 NC Not connected