Delta ALF21 fault code meaning
Delta / ALF21
Series: ASDA-A3, ASDA-H3
Secondary platform command error
servo drive
Meaning: The secondary platform command is not used according to the rules.
Possible causes
- Condition: The secondary platform command is not used according to the rules. Cause: Refer to the error code.
Source: ASDA-A3 User Manual (DELTA_IA-ASD_ASDA-A3_UM_SC_20230515) P1206; ASDA-H3 User Manual (DELTA_IA-ASD_ASDA-H3_UM_SC_20260428) P821