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Siemens
  • SIMATIC S7-1200
  • Digital inputs SM 1221
  • 16 digital inputs
  • 24 V DC
1
Parts list

Siemens SM 1221 DC - 6ES7221-1BH32-0XB0

Item number: 101673
EAN: 6940408101920
Technical details
General data

digital input module
16

Electrical data

24 V DC
20.4-28.8 V DC
4 mA
No

Mechanical data

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

Ambient conditions

-20 °C
60 °C
IP20

Further information

CE
cULus
UL
UKCA
yes

Classification

85389091

Product description
Siemens SM 1221 DC - 6ES7221-1BH32-0XB0
Using the digital output module SM 1221 DC - 6ES7221-1BH32-0XB0 from Siemens your SIMATIC S7-1200 controller can be expanded by 16 digital inputs. The digital input SM 1221 DC - 6ES7221-1BH32-0XB0 processes input signals with a voltage of 24 V DC.
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