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Siemens Digital Input Module, SM 1221 Series

Siemens Brand: Siemens

These Siemens SM 1221 Digital Input Signal Modules convert the level of the external digital signals from the process into the internal signal level of the S7-1200. With digital modules, the signals can be mixed as desired, allowing users to adapt their controllers exactly to the relevant task. These signal modules are available with 8 or 16 input channels.

  • SPS component: SPS add-on module
  • Digital inputs as supplement to the integral I/O of the CPUs
  • For flexible adaptation of the controller to the relevant task
  • For subsequent expansion of the system with additional inputs
  • Type: SM 1221
  • Available with 8 or 16 input channels
Description Image Product Buy Pricing (Ex VAT) Channels quantity Compliance certificates Digital input channels quantity Maximum output voltage Load Voltage Nominal output voltage Number of Digital Inputs Package width Product colour Sustainability compliance Weight Temperature Range Channel Type Country of origin DC input voltage Display Module type Number of Analogue Inputs Number of Analogue Outputs Number of Digital Outputs
Siemens 6ES7221-1BF32-0XB0 SM 1221 Digital Input Module
Siemens 6ES7221-1BF32-0XB0 SM 1221 Digital Input Module
Extended range
Order code: 55-8032
MPN: 6ES72211BF320XB0

Available to back orderBack order, lead time 3 weeks
1+ £121.77
Price per unit Ex VAT 		8 channels REACH, RoHS, WEEE 8 channels 4mA per channel 24 V 8 88mm Black Yes 162 g -20°C to 70°C Source channel China 24 V No Digital 0 0 0
Siemens 6ES7221-1BH32-0XB0 SM 1221 Digital Input Module
Siemens 6ES7221-1BH32-0XB0 SM 1221 Digital Input Module
Standard range
Order code: 55-8033
MPN: 6ES72211BH320XB0

1 in stock, despatched in 4 working days
1+ £198.14
Price per unit Ex VAT 		16 channels 16 channels 24 V 16 90mm 196 g Source channel China 24 V No Digital 0 0 0
Mftrs. PartTypeVoltage

Digital inputs

Order code
6ES7221-1BF32-0XB0 SM 1221

24V

8

55-8032
6ES7221-1BH32-0XB0 SM 1221

24V

16

55-8033


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