Lenze HMI for visualisation / with control technology - Manual (Page 57)

Operation
Creating a PLC sample program
Create PLC program
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57 LDCDS−EL100 EN 9.0
4. Enable the General register and select the Download symbol file control field.
This enables data exchange between the visualistion and the PLC.
5. Click OK to close the dialogue.
The "New POU" dialogue will be opened.
6. Select the ST (structured text) control field.
7. Click OK to close the dialogue.
The "PLC_PRG (PRG−ST)" programming window will be opened.
In the next step, we will declare a local variable.