Expansion Capability Of The Cpu - Siemens SIMATIC S7 System Manual

94BProduct overview

1.2 Expansion capability of the CPU

1.2 Expansion capability of the CPU
The S7-1200 family provides a variety of modules and plug-in boards for expanding the
capabilities of the CPU with additional I/O or other communication protocols. For detailed
information about a specific module, see the technical specifications (Page 657).
①
②
③
④
Table 1- 3 Digital signal modules and signal boards
Type Input only
③
4 x 24VDC In,

digital SB
200 kHz
4 x 5VDC In,

200 kHz
④
8 x 24VDC In

digital SM
16 x 24VDC In

20
Communication module (CM), communcation processor (CP), or TS Adapter
CPU
Signal board (SB) or communication board (CB)
Signal module (SM)
Output only
4 x 24VDC Out,

200 kHz
4 x 5VDC Out,

200 kHz
8 x 24VDC Out

8 x Relay Out

8 x Relay Out

(Changeover)
16 x 24VDC Out

16 x Relay Out

Combination In/Out
2 x 24VDC In / 2 x 24VDC Out

2 x 24VDC In / 2 x 24VDC Out,

200 kHz
2 x 5VDC In / 2 x 5VDC Out,

200 kHz
8 x 24VDC In / 8 x 24VDC Out

8 x 24VDC In / 8 x Relay Out

8 x 120/230VAC In / 8 x Relay Out

16 x 24VDC In / 16 x 24VDC Out

16 x 24VDC In / 16 x Relay Out

S7-1200 Programmable controller
System Manual, 11/2011, A5E02486680-05