Fieldbus control with embedded fieldbus 327
Exception codes
Exception codes are serial communication responses from the drive. The drive
supports the standard Modbus exception codes listed in the following table.
Drive parameter 5318 EFB PAR 18 holds the most recent exception code.
Code Name Description
01 Illegal Function Unsupported command
02 Illegal Data
Address
Address does not exist or is read/write protected.
03 Illegal Data Value Incorrect value for the drive:
• Value is outside minimum or maximum limits.
• Parameter is read-only.
• Message is too long.
• Parameter write is not allowed when start is active.
• Parameter write is not allowed when factory macro is
selected.