Sequential Function Chart (SFC) Editor

The SFCClosed "Sequential Function Chart" It can be used to program processes that can be split into steps. The main components of SFC are: - Steps with associated actions - Transitions with associated logic conditions - Directed links between steps and transitions Editor is a graphic tool used to enter and manage Sequential FunctionClosed A function calculates a result according to the current value of its inputs. A function has no internal data and is not linked to declared instances. Chart according to the IECClosed "International Electrotechnical Commission" IEC is a not-for-profit, non-governmental international standards organization that prepares and publishes International Standards for all electrical, electronic and related technologies 61131-3 standard.

The editor supports advanced graphic features such as drag-and-drop, so that you can freely and rapidly arrange the elements of your diagram. It also supports automatic chart formatting when inserting or deleting items, and thus enables quick input using the keyboard.


  • For each step, the cells referring to P1, N, and P0 actions are colored when they are defined.


    • Select a step, transition, or jump and press Ctrl+ENTER to change its number.
    • Press the Spacebar on the main corner (on the left) of a ulergence or convergence, to set either double or single horizontal line style.

See Sequential Function Chart (SFC) for more information.

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