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5126

Option in slot C1: Hardware incompatible with control board

Danfoss · VLT AutomationDrive FC 301/302

¿Qué significa 5126 ?

The hardware of the option card installed in slot C1 is incompatible with the control board hardware. This prevents proper integration and function of the option, requiring a compatible replacement.

Causas comunes

  • Option card firmware version incompatible with the control board firmware version.
  • Incorrect option card type installed in slot C1 (e.g., I/O card installed when a fieldbus card is required).
  • Physical damage to the option card's connector pins preventing proper electrical contact with slot C1.
  • Control board hardware revision (e.g., MCB101 Rev 2.0) is not supported by the installed option card.
  • Corrupted data or failed initialization sequence of the option card during drive power-up.

Pasos de reparación & Lista de verificación

Haga clic en los pasos para seguir su progreso.

  1. 1

    Power down the drive and remove the option card from slot C1.

  2. 2

    Verify the option card's part number against the drive's compatibility matrix in the technical documentation.

  3. 3

    Check the option card's connector pins and the control board's slot C1 header for physical damage or bent pins.

  4. 4

    Install a known compatible option card with the correct part number and firmware version.

  5. 5

    Power up the drive and verify the fault clears and the option card is recognized in parameter 15-00 (Option Card Detected).

Ver todos los códigos en este manual (66)
Datos técnicos verificados. Última actualización: March 2026

Fallas relacionadas

Fuente: Danfoss VLT AutomationDrive FC 301/302
Danfoss 5126 soporte: Option in slot C1: Hardware incompati… | ErrorLib