Table 5.2.2-1 Ladder symbols in the structured ladder language (2/2)
Element
Jump
Return
Function
Function block
Function argument input
Function return value output
Function inverted argument input
Function inverted return value
output
Network element
Pointer branch instruction
Unconditionally executes the program at the specified pointer number
in the same program file.
Indicates the end of a subroutine program. Returns the step to the
next step after the instruction which called the subroutine program.
Executes a function.
Executes a function block.
Inputs an argument to a function or function block.
Outputs the return value from a function or function block.
Inverts and inputs an argument to a function or function block.
Inverts the return value from a function or function block and outputs it.
5.2 Structured Ladder Language
5.2.2 Ladder symbols in structured ladder language
Description
5
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