Inovance E042.1 fault code meaning
Inovance / E042.1
Series: MD520
Excessive speed deviation fault
AC drive
Meaning: The AC drive reports an excessive speed deviation fault when 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
- Heavy load
- Inappropriate settings for excessive speed deviation detection parameters F9-69 and F9-70
Source: MD520 Commissioning Manual - Chinese, p. 100
Series: MD520HS-INT, MD520HS
Excessive speed deviation fault
AC drive
Meaning:
Possible causes
Source: MD520HS-INT Series High-Speed AC Drive User Manual P119; MD520HS Series High-Speed AC Drive User Manual P121
Series: MD600, MD605
Excessive speed deviation
AC drive
Meaning:
Possible causes
Source: MD600 Series Compact AC Drive User Manual P488; MD605 Series Compact AC Drive User Manual P490