I am trying to alarm a STRING tag. The string will contain an error message, generated when a script creates an Exception error.
The Alarm is supposed to execute On Condition with the following binding on “Is Active”:
The tag gets its value written to by an error handling script with a standard
But for some reason the alarm is not executing when a value is written to it. I can see the STRING value of the tag change in real time, but the alarm is not generated.
If I manually paste some text into the Tag value it seems to execute the alarm though. Is there some sort of scan issue at play here?