Ladder diagram program development environment

This section introduces the ladder diagram (LD) program language editor, where you develop LD Program Organizational Units (POU).
Ladder diagram program development environment
LD program development environment
Item
Description
callout1
Opens the local variable grid to view the variables used by the current program.
callout2
Goes to the rung with the entered rung number.
callout3
Zooms in the editor. It resets when the tab is closed and does not affect other tabs.
callout4
Zooms out the editor. It resets when the tab is closed and does not affect other tabs.
callout5
Resets the editor to 80% zoom.
callout6
Makes up the primary portion of the LD editor. In this area, you edit logic using graphical instruction elements.
callout_orange1
Adds instructions and elements to the editor.
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