TagAcknowledgeAlarms Function

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Acknowledges all of the alarms associated with a tag using the AcknowledgeAlarms Tag Command.

Informal Syntax:

TagAcknowledgeAlarms( TagName, Comment )

Formal Syntax:

TagAcknowledgeAlarms( TagName:=Expression, Comment:=Expression )


TagNameANY_STRINGThe full name of the tag.
CommentANY_STRINGThe comment to associate with the acknowledgement.

The TagAcknowledgeAlarms function sends the AcknowledgeAlarms Tag Command to a database tag.

The user must have the Acknowledge Alarms privilege for the database tag.

Return Value


Further Information

Operator Actions

To learn where you can use this function.

Structured Text Function Call

To learn about calling a function from IEC 61131-3 structured text.

IEC 61131-3 Expressions

To learn about the different types of expression to use as function parameters.


For the meaning of terms used in Fernhill SCADA.