Read Tag (Boolean)

Version:

Last Modified: November 14, 2019

Returns the value of the tag. The data type of the tag must be a Boolean.

Programming Patterns

tag in

Reference to a tag on the server.

Use Open Tag or Query Tags to obtain this reference.

Error conditions that occur before this VI runs. The VI responds to this input according to standard error behavior.

Total number of times a system or group of systems writes to a tag after calling Reset Aggregates the last time.

Note

The tag only tracks this number if Collect Aggregates is set to true.

Reference to a specific tag on SystemLink Server or SystemLink Cloud.

Use Open Tag or Query Tags to obtain this reference.

Data value of the tag or tags.

Date and time associated with the most recent data value.

Error information. This VI produces this output according to standard error behavior.