Yerger describes the Sequential Function Chart language as being “the oddball of the five [PLC programming] languages. We don't view it as a language, it’s a structure of the flow of the logic, ...

Flow chart elements Like another graphic-based language, Sequential Function Chart (SFC) or Grafcet, flow charts use graphic elements to describe a sequence of actions.

The differences among and preferences for Instruction List, Structured Text, Ladder Diagram, Function Block Diagram, and Sequential Function Chart PLC programming languages, as ...

The software supports the use of Ladder Diagrams, Functional Block Diagrams, Structured Text, Sequential Function Charts and Instruction Lists – the five languages officially defined by the IEC ...