Access OPC tags in Control Builder (800xa v6.0)
Hi, I want to access my opc object tags in control builder; I am trying to do this according the method in .doc file (attached). But its not changing value of variable1(snapshot in Help.zip attached) in control builder. Its not even taking substitution value. Also I have provided snap of source expression for my opc tags.
So I want to access my opc tags in control builder, which is not happening. Please have look at attached data and suggest solution.
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