1140H

Double Input Discrepancy Auto Recovery Setting Range Error

Mitsubishi Electric · MELSEC iQ-R I/O Module

What does 1140H mean?

A value outside the permissible range of 0 to 1 has been configured for the 'Double input discrepancy auto recovery setting' parameter. This incorrect setting affects how the system attempts to automatically recover from discrepancies detected in double input configurations.

Common Causes

  • The 'Double input discrepancy auto recovery setting' parameter is set to a value less than 0.
  • The 'Double input discrepancy auto recovery setting' parameter is set to a value greater than 1.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Set the 'Double input discrepancy auto recovery setting' parameter within the valid range from 0 to 1.

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Verified technical data. Last updated: March 2026

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