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AVEVA™ Electrical

Assign Tag Formats to Classes

  • Last UpdatedAug 07, 2025
  • 2 minute read

To assign or unassign tag formats to or from a class, select the class from the Class Definitions window and click Assign Tag Formats.

  1. The Tag Formats window is then displayed:

    The window lists all tag formats for equipment.

  2. To assign a tag format to the class, click its Assign checkbox.

  3. A primary tag format must be specified. To do so, check the appropriate Primary checkbox of an assigned tag format. Doing so automatically unchecks any previously checked Primary checkbox.

    The primary tag format will be the format selected by default when creating equipment associated with the classes. The other assigned formats will also be available for selection if required.

    Note:
    If the project is interfacing with ETAP, the the "Free Form" tag format must be associated with each class. Otherwise the exchange of data will fail.

  4. To unassign a tag format from a class, uncheck its Assign checkbox.

    Note:
    If the Assign checkbox for the "Free Form" tag format is unchecked, the following message is displayed:

  5. Click Save to save the changes and exit the window.

    At least one tag format must be assigned to the class, otherwise the following message will be displayed and the save and the exit will not take place:

  6. Click Close to exit the window without saving any changes.

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