29
Analog In Loss
Allen-Bradley · PowerFlex 700
What does 29 mean?
An analog input is configured to fault on signal loss, and a signal loss has occurred. This condition can be configured and monitored using parameters like [Anlg In 1, 2 Loss] on page 1-55. The root cause is typically a missing or interrupted input signal.
Common Causes
- Loss of signal on a configured analog input.
- Incorrect wiring of the analog sensor or transmitter.
- Analog input range misconfiguration (P0-41, P0-42).
- Faulty analog input circuitry within the drive.
Repair Steps & Checklist
Click steps to track your progress.
- 1
Check parameter [Anlg In 1, 2 Loss] on page 1-55 to verify the analog input loss configuration.
- 2
Verify physical connections at the analog input terminals for breaks or looseness.
Verified technical data. Last updated: March 2026
Related Faults
Source: Allen-Bradley PowerFlex 700