Delta AL08A fault code meaning

Delta / AL08A

Series: ASDA-A3, ASDA-B3, ASDA-E3, ASDA-E3C-E, ASDA-H3, ASDA-W3

Auto gain adjustment command error

servo drive

Meaning: No command is issued for more than 15 seconds after entering the auto tuning procedure.

Possible causes

Condition: No command is issued for more than 15 seconds after entering the auto tuning procedure. Cause:
When the host controller is the command source, the host controller or the PR register does not send a command.
When the drive is the command source, positioning 1 and positioning 2 are at the same position.
The signal cable is disconnected or incorrectly connected, preventing the servo from receiving commands.

Source: ASDA-A3 User Manual (DELTA_IA-ASD_ASDA-A3_UM_SC_20230515) P1177; ASDA-B3 User Manual (DELTA_IA-ASD_ASDA-B3_UM_SC_20250108) P906; ASDA-E3 (DELTA_IA-ASD_ASDA-E3_UM_SC_20260313) P631; ASDA-E3C-E Application Technical Manual (DELTA_IA-ASD_ASDA-E3C-E_UM_SC_20260612) P554; ASDA-H3 User Manual (DELTA_IA-ASD_ASDA-H3_UM_SC_20260428) P793; ASDA-W3 Series Servo System Application Technical Manual (DELTA_IA-ASD_ASDA-W3_UM_SC_20251226) P750