Command: Alternative Symbol: Function : The command converts the selected parallel branch into an alternative branch. Call : SFC menu Requirement : The horizontal connecting line of a branch is select

Command: Insert Action Association Symbol: Function : The command assigns an IEC action to a step. Call : SFC menu Requirement : A step is selected. CODESYS inserts the action element on the right nex

Command: Insert Action Association After Symbol: Function : The command assigns an IEC action to a step. Call : SFC menu Requirement : A step is selected. The command functions similar to the Insert A

Attribute: no_virtual_actions The pragma is used for function blocks that are derived from a function block implemented in SFC and use the fundamental SFC sequence of this base class. The actions call

SFC Element Properties You edit the properties of an SFC element in the Properties view. Click View → Element Properties to open this view. The properties which are displayed depends on the currently

CODESYS SFC CODESYS GmbH Version: V4.4.0.0, May 2024 www.codesys.com Last update: Tue, 25 Jun 2024 17:58:13 :

CODESYS SFC The IEC 61131-3 programming language, Sequential Function Chart (SFC), is a graphical programming language for describing the chronological sequence of individual actions in a program. For

Programming in SFC Creating a POU in SFC Select an application in the device tree. Click Project → Add Object → POU . The Add POU dialog opens. Specify a name and select the Sequential Function Chart

Processing Order in SFC . Basic behavior of elements Active step An active step includes actions currently being executed. In online mode, CODESYS displays active steps in blue. Init Step In the first

Generating an SFC Visualization A visualization with a block diagram can be generated for a POU (type: Program or Function block ) in the Sequential Function Chart (SFC) implementation language. The G