The Item Tag dialog displays whenever you create or duplicate an item in the Reference Data Explorer or Electrical Index or whenever you duplicate an item.
In Common Properties dialogs, the Item Tag dialog opens when you select the ellipsis button beside the Item tag text box.
Item tag
Allows you to type text for the item tag, which can either be free text or a mask that fits the item naming convention according to whether you invoke the use of the naming convention for the item type. You define and activate the naming convention for the item type in Options Manager.