TagZero (Tag-based PE function)
- Last UpdatedOct 04, 2024
- 1 minute read
- PI System
- PI Server 2018
- PI Server
Get a point's zero value from the Point Database.
Syntax
TagZero(tagname)
Arguments
tagname
A tagname.
Returns
The point's zero value. If the point's type is R or I, this is a number; if the point's type is D, this is a digital state (character string).
Exceptions
If point does not exist, returns an error value.
Example
TagZero('tag1')
TagZero('digitaltag')