Ladder Editor

Use the Ladder Editor to edit ladder diagram routines. The Ladder Editor displays a tab for each open routine.
The Ladder Editor displays the elements in the ladder diagram logic routines:
  • rungs
  • branches
  • instructions
  • operands
A caret on the Ladder Editor canvas indicates the working position in the routine. The caret only appears when the view is active. When a routine first opens, the caret appears in the rung selection region of the first rung.
TIP: At the top of the Ladder Editor:
  • ?
    indicates where to enter a parameter value for the instruction.
  • ??
    indicates that the system was unable to supply a value for a parameter because the system was unable to attain the value from the Tag Editor.
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