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4185H
Ethernet I/F Error - Connection Disconnected
Mitsubishi Electric · MELSEC System Q/L Series
Hva betyr 4185H ?
The connection to the target device was disconnected prematurely, either before sending a response using the MC protocol or during ongoing communication. This error can sometimes be a symptom of other underlying communication issues, such as a buffer overflow (4184H).
Vanlige årsaker
- Connection to the target device disconnected before sending a response using the MC protocol.
- Connection to the target device disconnected during communication.
- Other errors, such as 4184H, may be contributing to the disconnection.
Reparasjonssteg & Sjekkliste
Klikk på steg for å spore fremgangen.
- 1
For MC protocol, ensure the connection is maintained until a response to the request has been successfully sent.
- 2
Maintain the connection until a complete sequence of communication transactions is finished.
- 3
If any other error has occurred, take corrective action for that error first.
Verifisert teknisk data. Sist oppdatert: March 2026
Relaterte feilkoder
Kilde: Mitsubishi Electric MELSEC System Q/L Series