Siemens Simatic ET 200S Operating Instructions Manual page 241

Pin assignment
The following table shows the terminal assignment of the IM151-1 HIGH FEATURE interface
module for the 24 VDC voltage supply and PROFIBUS DP:
Table 10-9
Block diagram
Figure 10-4
ET 200S
Operating Instructions, 12/2005, A5E00515771-03
10.7 Interface module IM151-1 HIGH FEATURE (6ES7151-1BA01-0AB0)
Terminal assignment of the IM151-1 HIGH FEATURE interface module
View
1 -
2 -
3 RxD/TxD-P
4 RTS
5 M5V2
6 P5V2
7 -
8 RxD/TxD-N
9
1L+
2L+
1M
2M
Block diagram for the IM151-1 HIGH FEATURE interface module
Signal name
-
-
Data line B
Request To Send
Data reference potential (station)
Supply plus (station)
-
Data line A
24 VDC
24 VDC(for loop through)
Ground
Ground (for loop through)
Interface modules
Designation
10-19