Assigning a Trigger Tag to an Unsolicited Calculation Tag

About this task

To assign an unsolicited trigger to a calculation tag and set up a dependency list:

Procedure

  1. Select the tagname to which you want to apply the trigger.
  2. In the Collection tab, select Unsolicited from the Collection Type drop-down list and specify an interval.
  3. Select the Calculation tab.
  4. Click Add to add a trigger.
    The Insert Function Wizard opens.
  5. Type the tagname directly into the Trigger Tag field, or click Browse to view the available tagnames.
    Note: The Calculation Collector must be running if you want to browse for tags.
  6. If you browsed for a tagname, select a tagname.
    The wizard automatically populates the Trigger Tag field and updates the Function Preview field, as shown in the following figure:
  7. Click Insert.
    The trigger is added to the Calculation Triggers window, as shown in the following figure:

    The trigger list also automatically populates when using the Insert Function wizard to build a calculation formula for an event based tag.

  8. Click Update to complete the configuration.