Inovance E042.00 fault code meaning
Inovance / E042.00
Series: MD480-PLUS, MD500-PLUS
Excessive speed deviation fault
AC drive
Meaning: The AC drive reports an excessive speed deviation fault when it detects that the deviation between the actual motor speed and the frequency setting exceeds F9-69 (excessive speed deviation detection value) for longer than F9-70 (excessive speed deviation detection time).
Possible causes
- Incorrect encoder parameter settings
- Auto-tuning has not been performed.
- Inappropriate settings for excessive speed deviation detection parameters F9-69 and F9-70
Source: MD480-PLUS Series General-purpose AC Drive Commissioning Manual P113; MD500-PLUS Series General-purpose AC Drive Commissioning Manual P698