Chapter 3 General Specifications
3 – 20
[Global variable]
If variables need to be commonly used in all POUs, “Global Variable List” must be created by right click on
Application as below.
If new variable name is used in POU, Auto Declare window appears as shown in local variables. Choose
“VAR_GLOBAL” at “Scope” as below.
New variable name “test_input2” is registered in GVL as below instead of POU.
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