1A2  H

Output delay type setting error

Mitsubishi Electric · MELSEC iQ-R I/O Module

What does 1A2  H mean?

An invalid value has been configured for 'Output delay type setting'. The set value is outside the acceptable range of 0 and 1. This incorrect setting can result in improper output signal timing.

Common Causes

  • Incorrect value (outside 0 or 1) set in 'Output delay type setting'.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Set a value of 0 or 1 in 'Output delay type setting'.

  2. 2

    Refer to page 102 of the manual for detailed information on 'Output delay type setting'.

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Verified technical data. Last updated: March 2026

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