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Siemens
About this product
Modular I/O expansion for the S7-1200 — SM digital and analog modules, SB signal boards, CM/CP communication modules and fail-safe SM 1226 modules for safety loops.
Key features
- SM 1221/1222/1223 digital I/O and SB signal boards
- SM 1231/1232/1234 analog I/O incl. thermocouple and RTD
- SM 1278 IO-Link master and SIWAREX weighing electronics
- SM 1226 fail-safe digital input/output and relay modules
Specifications
- Digital I/O
- 24 V DC, relay, high-speed
- Analog I/O
- ±10 V, 0/4-20 mA, TC, RTD
- Comms modules
- CM 1241, CM 1243-2/-5, CP 1243-1/-7/-8
- Safety
- SM 1226 F-DI / F-DO / F-Relay
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