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Siemens SM 1221 DC - 6ES7221-1BF32-0XB0

Item number: 101672
EAN: 6940408101913
  • SIMATIC S7-1200
  • Digital inputs SM 1221
  • 8 digital inputs
  • 24 V DC
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RRP: 104,00
plus VAT plus dispatch
in stock

Technical details
General data

Digital input module
SM 1221

Electrical data

24 V DC
20.4-28.8 V DC
4 mA

Mechanical data

45 x 100 x 75 mm
Din-rail 35 mm
Screw terminals

Ambient conditions

-20 °C
60 °C

Further information



CE, cULus, UL

Product description
Siemens SM 1221 DC - 6ES7221-1BF32-0XB0
Using the digital input module SM 1221 DC - 6ES7221-1BF32-0XB0 from Siemens your SIMATIC S7-1200 controller can be expanded by 8 digital inputs. The digital input SM 1221 DC - 6ES7221-1BF32-0XB0 processes input signals with a voltage of 24 V DC.
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