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Startup and validation
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4.9.3 Creating a program
Non-safety-related
example program
The example program in Figure 4-26 involves logical ANDing of two input variables. The
result of the ANDing is connected to an output variable. The input variables are connected
to input process data in due course. The output variable is not connected further. Its value
is considered online in PLCnext Engineer.
Creating a program To create a program, proceed as follows:
• Select the program editor.
The program editor is referred to as “Code” by default. You can change the designation of
the program editor as desired.
• Create the program.
Figure 4-26 Example program in FBD
Adding worksheets The program for a POU can consist of several worksheets and different programming lan-
guages. For each required programming language, add a corresponding worksheet (Code
Worksheet) to the POU. Each worksheet is inserted in the POU editor group as an additional
“Code” editor.
To add additional worksheets to a POU, proceed as follows:
• Select a worksheet in the program editor (in Figure 4-27 : “Code” editor).
• Click on the arrow on the right next to the designation of the program editor.
• From the drop-down list that opens, select the desired code worksheet.
Figure 4-27 Adding a code worksheet to a POU