Delta AL007 fault code meaning
Delta / AL007
Series: ASDA-A3, ASDA-E3, ASDA-E3C-E, ASDA-E3C-L
Speed control error too large
servo drive
Meaning: The error between the speed command and speed feedback exceeds the allowable setting (P2.034).
Possible causes
- Condition: The error between the speed command and speed feedback exceeds the allowable setting (P2.034). Cause:
- The speed input command changes too abruptly.
- Incorrect setting for the excessive speed control error warning condition (P2.034).
- Incorrect wiring for U, V, W, and the motor encoder.
Source: ASDA-A3 User Manual (DELTA_IA-ASD_ASDA-A3_UM_SC_20230515) P1146; ASDA-E3 (DELTA_IA-ASD_ASDA-E3_UM_SC_20260313) P609; ASDA-E3C-E Application Technical Manual (DELTA_IA-ASD_ASDA-E3C-E_UM_SC_20260612) P534; ASDA-E3C-L Application Technical Manual (DELTA_IA-ASD_ASDA-E3C-L_UM_SC_20260612) P406
Series: ASDA-B3
Speed control error too large
servo drive
Meaning: The error between the speed command and speed feedback exceeds the allowable setting (P2.034).
Possible causes
- Condition: The error between the speed command and speed feedback exceeds the allowable setting (P2.034). Cause:
- The speed input command changes too abruptly.
- The speed control error warning condition (P2.034) is set incorrectly.
- Incorrect motor power cable and encoder wiring.
Source: ASDA-B3 User Manual (DELTA_IA-ASD_ASDA-B3_UM_SC_20250108) P884
Series: ASDA-H3
Speed control error too large
servo drive
Meaning: The error between the speed command and speed feedback exceeds the allowable setting (P2.034).
Possible causes
- Condition: The error between the speed command and speed feedback exceeds the allowable setting (P2.034). Cause:
- The speed input command changes too abruptly.
- Incorrect setting for the excessive speed control error warning condition (P2.034).
- Incorrect motor power cable and encoder wiring.
Source: ASDA-H3 User Manual (DELTA_IA-ASD_ASDA-H3_UM_SC_20260428) P769
Series: ASDA-W3
Speed control error too large
servo drive
Meaning:
Possible causes
Source: ASDA-W3 Series Servo System Application Technical Manual (DELTA_IA-ASD_ASDA-W3_UM_SC_20251226) P711