Inovance F21 fault code meaning
Inovance / F21
Series: HD90P, HD9XS
Parameter read/write error
AC drive
Meaning:
Possible causes
Source: HD90P Series High-Voltage Variable-Frequency Power Supply User Manual P110; HD9XS Series High-Voltage AC Drive User Manual (Neutral) P181
Series: HD9X
EEPROM chip damaged
AC drive
Meaning:
Possible causes
Source: HD9X High-Voltage AC Drive User Manual P165