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AVEVA™ InTouch HMI

Reduce tag usage

  • Last UpdatedApr 23, 2025
  • 1 minute read

The maximum number of tags you can use in an InTouch application is based upon your license. Your license prevents a running application’s concurrent tag count from exceeding the maximum limit.

You can track tag usage in an InTouch application. The figure below shows how the Cross Reference Utility produces a tag usage report by analyzing the contents of the Tagname Dictionary.

Graphics describing how the Cross Reference Utility produces a tag usage report by analyzing the contents of the Tagname Dictionary

You should maintain the minimum number of tags required to run your InTouch application. One way to minimize your tag count is to delete unused tags. You must update the tag count before deleting unused tags.

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