Learn how to create and test sequential function charts (SFCs) for Siemens PLCs using S7-GRAPH software. Follow a simple example of a conveyor belt system.

Sequential Function Chart (SFC) is a powerful graphical formalism for the specification of logic controllers that is well recognized and very successful in industry. In this paper, a scheme for the ...

Sequential Function Chart (SFC) is one of the PLC programming languages defined in the IEC-61131 standard. SFC has been increasingly used in practical applications because even small controllers can ...

What does IEC 61131 actually mean? Find out inside PCMag's comprehensive tech and computer-related encyclopedia.