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ErrorLib — Industrial Fault Code Library

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92

Pulse Input Loss

Allen-Bradley · PowerFlex 700

What does 92 mean?

The Z Channel is selected as a pulse input, and no signal is present. This indicates a loss of feedback from a pulse generator connected to the Z Channel input, critical for applications requiring pulse-based speed or position control.

Common Causes

  • Interruption of the pulse train signal from a sensor or encoder.
  • Encoder connection failure or damage.
  • Mechanical issue causing erratic pulse generation.
  • Faulty encoder or pulse input circuitry.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Check the wiring to the pulse generator connected to the Z Channel.

  2. 2

    Replace the pulse generator.

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 88)Search more codes in this manual