PLCFX5UVerification pending — cross-check with the official manual
FX5U 1B71H — Scaling upper and lower limit value setting error
Trip — immediate stop
CAUSE
Why does it occur?
Scaling upper limit value and CH scaling lower limit value are equal.
REMEDY · Step by step
How to fix it?
Reset Scaling upper limit value or CH scaling lower limit value such that Scaling upper limit valueScaling lower limit value.
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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