S7-1200 Programmable controller
System Manual, 03/2014, A5E02486680-AG
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Table C- 1 S7-1200 CPUs
CPU 1211C
CPU 1212C
CPU 1214C
CPU 1215C
Signal modules (SMs), signal boards (SBs), and battery boards (BB)
Table C- 2 Signal modules (SMs)
Digital input
SM 1221 8 x 24 VDC Input (Sink/Source)
SM 1221 16 x 24 VDC Input (Sink/Source)
Digital output
SM 1222 8 x 24 VDC Output (Source)
SM 1222 16 x 24 VDC Output (Source)
SM 1222 8 x Relay Output (Changeover)
SM 1222 16 x Relay Output 6ES7 222-1HH32-0XB0
Digital input /
output
SM 1223 8 x 24 VDC Input (Sink/Source) / 8 x 24 VDC Output
6ES7 223-1BH32-0XB0
SM 1223 16 x 24 VDC Input (Sink/Source) / 16 x 24 VDC Output
6ES7 223-1BL32-0XB0
SM 1223 8 x 24 VDC Input (Sink/Source) / 8 x Relay Output
SM 1223 16 x 24 VDC Input (Sink/Source) / 16 x Relay Output