PLCFX5UVerification pending — cross-check with the official manual
FX5U 1921H — IP address writing/clear request simultaneous detection
Trip — immediate stop
CAUSE
Why does it occur?
An IP address write request and a clear request were detected simultaneously.
REMEDY · Step by step
How to fix it?
Adjust the processing order so that IP address write and clear requests do not overlap.
Do not reset repeatedly before identifying the cause. Repeated resets while ignoring a trip/alarm can cause secondary damage (IGBT failure, motor winding damage, etc.).
SOURCE
Related manual page
Summary based on the official Mitsubishi Electric manual. For accurate and complete information, always consult the official manual.
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