TagEU

For an attribute associated with a PI point, retrieve the point's engineering unit string from the point database.

Syntax

TagEU(attname)

Arguments

• attname

  The name of an attribute with a PI point data reference, enclosed in single quotes

Returns

The PI point's engineering units

Exceptions

If the PI point does not exist, an error values is returned

Notes

Returns blank when PI point lacks an engineering unit

Example

• TagEU('cdt158')

  [Returns DEG.C]