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2401H

Module verification error

Mitsubishi Electric · MELSEC iQ-R Series

Hva betyr 2401H ?

The system detected an issue during module verification. This error indicates a discrepancy or problem during the module's verification process. If the "Direct change setting" is enabled, the system might continue operation without stopping, but the error itself will persist.

Vanlige årsaker

  • The "CPU Module Operation Setting at Error Detected Module Verify Error" parameter is set to "Stop".
  • A discrepancy occurred during module verification.
  • A module was physically removed or experienced a failure during operation while "Direct change setting" was enabled.

Reparasjonssteg & Sjekkliste

Klikk på steg for å spore fremgangen.

  1. 1

    Verify the "Direct change setting" parameter at [Parameter] -> Module model name -> [CPU Parameter] -> "RAS Setting" -> "Online module change setting".

  2. 2

    Check the "CPU Module Operation Setting at Error Detected Module Verify Error" setting.

  3. 3

    If the error remains and affects the system with "Direct change setting" enabled, set it to "Disable" and perform an online module change using special relays and special registers.

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Verifisert teknisk data. Sist oppdatert: March 2026

Relaterte feilkoder

Kilde: Mitsubishi Electric MELSEC iQ-R Series