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NVRAM Error

Allen-Bradley · MicroLogix 1400 Programmable Controllers

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The default program has been loaded into the controller's memory. This typically happens if power was lost during a program download or transfer from a memory module, or if a RAM integrity test failed. This indicates a potential issue with the controller's non-volatile memory or its power supply.

Vanlige årsaker

  • Power down occurred during a program download to controller memory.
  • Power down occurred during program transfer from a memory module.
  • RAM integrity test failed.

Reparasjonssteg & Sjekkliste

Klikk på steg for å spore fremgangen.

  1. 1

    Redownload or transfer the program to the controller memory.

  2. 2

    Verify that the battery is connected to the controller.

Se alle koder i denne manualen (60)
Verifisert teknisk data. Sist oppdatert: March 2026

Relaterte feilkoder

Kilde: Allen-Bradley MicroLogix 1400 Programmable Controllers