Siemens OP15 - Page 152

D-2
Manual OP5, OP15
( ) J31069-D0840-U001-A2-7618
Pin RS 422 RS 485
1
2
3
4
5
6
7
8
9
TxD (B)
RxD (B)
GND
+5 V
TxD (A)
TxD (A)
Data B
GND
+5 V
Data A
Pin L2–DP/MPI/PPI
1
2
3
4
5
6
7
8
9
Data B (isolated)
GND (isolated)
+5 V (isolated)
Data A (isolated)
Interface Assignment
2:   
51
96
3:   
51
96