Command S (set)

Symbol: Command S (set) 1:

Function: The command adds a set (S) to the input of a Boolean element "Output".

Call: Menu CFC > Set/Reset, context menu > Set/Reset

Requirements: A CFC editor is active. The input of an Output element is selected.

If an Output element has a set input, the Boolean output value is set to TRUE when the value of the input is TRUE. The value TRUE at the output is retained, even if the input value changes again.

See also:

Command R (reset)
PLC documentation: Continuous Function Chart (CFC)
PLC documentation: CFC Editor