1318

Option software in slot C1 not supported/allowed

Danfoss · VLT AutomationDrive FC 301/302

What does 1318 mean?

The software installed on the option card in slot C1 is not compatible or permitted for use with the current drive configuration. This prevents proper integration and functionality of the option.

Common Causes

  • Incorrect option card type installed in Slot C1 for the specific drive model or application.
  • Firmware on the option card in Slot C1 is of an incompatible type or version that is explicitly disallowed by the drive's main firmware.
  • A custom firmware version on the option card in Slot C1 is incompatible with the standard drive platform.
  • Configuration parameter (e.g., P14-42 Option C1 type) is set incorrectly for the installed hardware.
  • Corruption during a firmware update process on the option card in Slot C1, leading to an unsupported state.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    1. Verify the part number and type of the option card physically installed in Slot C1.

  2. 2

    2. Cross-reference the installed option card's part number against the drive's documentation to ensure it is a compatible accessory for the specific drive model.

  3. 3

    3. Check the firmware version of the option card in Slot C1 (e.g., P15-06) and compare it against the drive's compatibility list for supported versions.

  4. 4

    4. Ensure that relevant configuration parameters for Slot C1 (e.g., P14-42) are set to correctly reflect the installed option card type.

  5. 5

    5. If the option card is verified compatible but still errors, attempt to update the option card's firmware to the latest official version via a dedicated tool.

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Verified technical data. Last updated: March 2026

Related Faults

Source: Danfoss VLT AutomationDrive FC 301/302