Siemens SIMATIC S7-1200, Digital input SM 1221, 24 V DC

Siemens

  • Description
  • Specifications
  • Other parts
  • Documents

Description

Siemens digital input modules are an efficient and effective expansion to the SIMATIC S7-1200 controller system. By simply adding an digital input modules there is an increase of 8 digital inputs. The digital module is equipped to process input signals with 24V DC.

Specifications

Parameters

Design: Digital input module

Digital inputs: 8


Electrical data

Supply voltage: 24 V DC

Permissible range: 20.4-28.8 V DC

Input current: 4 mA

Short circuit protection: No


Mechanical data

Dimensions (H x W x D): 45 x 100 x 75 mm

Mounting: DIN-rail 35 mm

Connection: Screw terminals


Ambient conditions

Ambient temperature: -20 °C to 60 °C

Protection rating: IP20

Other parts

Documents

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