SIEMENS SIMATIC S7-1200 SM 1231

SIEMENS SIMATIC S7-1200 SM 1231

SIMATIC S7-1200 Analog Input Module

This is a description of the SIMATIC S7-1200 analog input module, SM 1231.

Features

  • 4 AI (Analog Inputs)
  • Input Ranges:
    • +/-10V
    • +/-5V
    • +/-2.5V
    • +/-1.25V
    • 0-20 mA / 4-20 mA
  • 15 bits + sign

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