Ladder diagram elements

Ladder diagram (LD) elements are components that build ladder diagram programs. The following table lists the elements that

FactoryTalk Design Workbench

supports.

Ladder diagram elements
Element	Description
Rung	A group of circuit elements that activates a coil.
Branch	Two or more instructions in parallel.
Instruction block	Operators, functions, or function blocks, including user-defined function blocks.

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