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1020

SFC Program End Error

Mitsubishi Electric · MELSEC System Q/L Series

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The SFC (Sequential Function Chart) program cannot be terminated normally. This issue may be caused by electrical noise interference or other unspecified reasons preventing the SFC program from concluding its execution sequence.

Vanlige årsaker

  • SFC program cannot be normally terminated due to noise.
  • SFC program cannot be normally terminated for any other reason.

Reparasjonssteg & Sjekkliste

Klikk på steg for å spore fremgangen.

  1. 1

    Implement noise reduction measures for the control system environment.

  2. 2

    Reset the CPU module and attempt to RUN it again.

  3. 3

    If the same error is displayed again after resetting, diagnose for a CPU module hardware fault.

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Verifisert teknisk data. Sist oppdatert: March 2026

Relaterte feilkoder

Kilde: Mitsubishi Electric MELSEC System Q/L Series