Siemens S7-1200 System Manual page 912

Technical specifications
A.8 Analog signal modules (SMs)
Table A- 148 Wiring diagrams for the analog output SMs
SM 1232 AQ 2 x 14 bit (6ES7 232-4HB32-0XB0)
Note: Connectors must be gold. See Appendix C, Spare Parts for order number.
Table A- 149 Connector pin locations for SM 1232 AQ 2 x 14 bit (6ES7 232-4HB32-0XB0)
912
Pin
1 L+ / 24 VDC
2 M / 24 VDC
3 GND
4 No connection
5 No connection
6 No connection
7 No connection
SM 1232 AQ 4 x 14 bit (6ES7 232-4HD32-0XB0)
X10 (gold) X11 (gold)
No connection
No connection
No connection
AQ 0M
AQ 0
AQ 1M
AQ 1
S7-1200 Programmable controller
System Manual, 03/2014, A5E02486680-AG