Exception codes
Exception codes are serial communication responses from the drive. The drive
supports the standard Modbus exception codes listed in the following table.
Code
Name
01
Illegal Function
02
Illegal Data
Address
03
Illegal Data Value
Drive parameter
5318 EFB PAR 18
Fieldbus control with embedded fieldbus 327
Description
Unsupported command
Address does not exist or is read/write protected.
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.
holds the most recent exception code.