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89

Software Handshake Error

Allen-Bradley · PowerFlex 700

¿Qué significa 89 ?

A microprocessor handshake error has occurred. This indicates an internal communication or processing issue within the drive's control software/hardware, preventing proper execution.

Causas comunes

  • Similar to ref 8, indicates a problem with software module communication.
  • Lost handshake packets between different software components.
  • Incorrect sequence of software commands.
  • Buffer overflow in communication stack.

Pasos de reparación & Lista de verificación

Haga clic en los pasos para seguir su progreso.

  1. 1

    Replace the Main Control Board.

Ver todos los códigos en este manual (49)
Datos técnicos verificados. Última actualización: March 2026

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