112XH

Wiring Selection of Input Range Error

Mitsubishi Electric · MELSEC iQ-R I/O Module

What does 112XH mean?

A value outside the permissible range of 0 to 1 has been configured for the 'Wiring selection of input X' parameter, where 'X' denotes a specific input terminal. This incorrect setting impacts the wiring configuration of the designated input, potentially causing malfunction.

Common Causes

  • The 'Wiring selection of input X' parameter for a specific input terminal X is set to a value less than 0.
  • The 'Wiring selection of input X' parameter for a specific input terminal X is set to a value greater than 1.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Set the 'Wiring selection of input X' parameter within the valid range from 0 to 1 for the affected input terminal.

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Verified technical data. Last updated: March 2026

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Source: Mitsubishi Electric MELSEC iQ-R I/O Module