Placeholders THIS^ and THISEXP^
Placeholder THIS^ refers to the PLC symbol mapped to the control. It substitutes SymbolPath, i.e.:
ADS.PLC1.GVL_MTP.V03
Placeholder THISEXP^ refers to the PLC symbol mapped to the control. It substitutes SymbolExpression, i.e.:
%s%THIS^%/s% or %s%ADS.PLC1.GVL_MTP.V03%/s%
An example of a value assignment inside the PLC attribute with THISEXP^ can look like this:
DataSymbol:=THISEXP^