1160H

Input Dark Test Pulse OFF Time Range Error

Mitsubishi Electric · MELSEC iQ-R I/O Module

What does 1160H mean?

A value outside the permissible range of 0 to 2 has been configured for the 'Input dark test pulse OFF time' parameter. This incorrect setting directly affects the duration of the OFF state during the input dark test, which is critical for accurate testing.

Common Causes

  • The 'Input dark test pulse OFF time' parameter is set to a value less than 0.
  • The 'Input dark test pulse OFF time' parameter is set to a value greater than 2.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Set the 'Input dark test pulse OFF time' parameter within the valid range from 0 to 2.

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Verified technical data. Last updated: March 2026

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