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ErrorLib — Industrial Fault Code Library

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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. 1

    Check parameter [Anlg In 1, 2 Loss] on page 1-55 to verify the analog input loss configuration.

  2. 2

    Verify physical connections at the analog input terminals for breaks or looseness.

Browse all codes in this manual (49)
Verified technical data. Last updated: April 2026

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100Parameter Checksum Error101UserSet1 Chksum102UserSet2 Chksum
Source: Allen-Bradley PowerFlex 700
Open Manual (Page 84)Search more codes in this manual