Siemens SIMATIC S7-1200 Manual page 18

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Introducing the powerful and flexible S7-1200

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 361).

①

②

③

④

Communication module (CM) or communication processor (CP)

CPU (CPU 1211C, CPU 1212C, CPU 1214C, CPU 1215C, CPU 1217C)

Signal board (SB) (digital SB, analog SB), communication board (CB), or Battery Board (BB)

CPU (CPU 1211C, CPU 1212C, CPU 1214C, CPU 1215C, CPU 1217C)

Signal module (SM) (digital SM, analog SM, thermocouple SM, RTD SM, technology SM)

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Manual, 01/2015, A5E02486774-AG