햷
Open the body of the program POU “Temp_Conv” and enter the following program
example:
햸
Edit the LVL (Header) of the POU “Temp_Conv” to include 2 local variables as shown
below:
햹
Close all open editors, compile the project using “Rebuild All”. Save and download to the
PLC.
햺
Monitor the program body of “Temp_Conv” and observe the values on screen.
햻
Force new values into the input variable “DegC” of the equation by double clicking on the
variable Tag Name.
NOTE In this example, Local Variables are used to directly enter values via the GX IEC Developer
programming / monitoring interface; normally values are entered via Global Variables.
Training Manual GX IEC Developer 16 - 3
IEC Structured Text Structured Text Program Example
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