Project Constants do not display the assigned Values on a Function Diagram.
- Project Constants show incorrect values on a Function Diagram Connected Project Constant takes initial values from the block
Answers
Project Constants do not work if any Special Characters are used on Project Constant Names.
Procedure to configure Project Constants on a Function Diagram:
1> Create a Project Constant Folder "say cAlarms" at the Project highest level (Right Click Project and select Project Constant). Do not use Space or special Characters in the name.
2> Create at sublevel the Project Constant say "AlarmsLim1" of type dint. Do not use Space or special Characters in the name. Assign a number say 450.
3> On Function Diagram, Select the Function Block and right click and select Aspect property. Type the exact path say "cAlarms.AlarmsLim1" for the project constant.
4> Save the Function Diagram. Generate Data on FD.
5> Download and go online the application to the Controller.
6> On Function Diagram Select the port where Project constant is connected and select "Add to display list" from the Online Menu . Use subscribe for live data from Online Menu. The port should display "450" on that port.
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