Tag Attributes Available in Browse (OPC HDA Collectors)
The following table outlines the tag attributes available when browsing.
Attribute | Capability |
---|---|
Tagname | Yes |
Source Address | Yes |
Engineering Unit Description | Yes,varies by OPC UA Server vendor. |
Data Type | Yes. See Data Types. |
Hi Engineering Units | Yes, varies by OPC UA Server vendor. |
Lo Engineering Units | Yes, varies by OPC UA Server vendor. |
Hi Scale | No |
Lo Scale | No |
Is Array Tag | Yes |
Note: While some of these attributes are queried on a browse, they are not shown in the browse interface. These attributes are used when adding a tag, but whether all attributes come from the server or not is not visible to you.