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1112

TRK. CIR. ERROR

Mitsubishi Electric · MELSEC System Q/L Series

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A tracking hardware fault was detected during running in the redundant system. This indicates an issue with the hardware responsible for tracking system status, potentially compromising redundancy.

Vanlige årsaker

  • The tracking cable was disconnected and reinserted without the standby system being powered off or reset.
  • The tracking cable is not secured by the connector fixing screws.
  • The error occurred at a startup since the redundant system startup procedure was not followed.

Reparasjonssteg & Sjekkliste

Klikk på steg for å spore fremgangen.

  1. 1

    Start after checking that the tracking cable is connected. If the same error is displayed again, the cause is the hardware fault of the tracking cable or CPU module.

  2. 2

    Confirm the redundant system startup procedure, and execute a startup again.

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Verifisert teknisk data. Sist oppdatert: March 2026

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Kilde: Mitsubishi Electric MELSEC System Q/L Series