Siemens SIMATIC S7-1200 Manual page 25

New modules for the S7-1200
A variety of new modules expand the power of the S7-1200 CPU and to provide the flexibility
to meet your automation needs:
● New I/O signal modules (SMs) including a new SM 1222 DQ8 RLY Changeover
● New signal boards (SBs) provide thermocouple (TC) and RTD capability
● New signal boards (SBs) provide high-speed (200 kHz) I/O.
● New communication modules (CMs) allow the S7-1200 to function as either a PROFIBUS
● New communication interfaces support TeleService communication (modem, ISDN,
● A new communication board (CB) plugs into the front of the CPU to provide RS485
● A new AS-i Master communication module, CM 1243-2 AS-i Master
See also
Capturing and restoring a block state (Page 33)
Easy Book
Manual, 11/2011, A5E02486774-04
master or slave device, and includes a new CM 1241 RS422/485.
GSM/GPRS, and RS232).
functionality.
Introducing the powerful and flexible S7-1200
1.6 New features for S7-1200 and STEP 7 V11
25