This document explains the advantages of Sequential Function Chart, SFC. This is a very expressive graphic formalism of the IEC 61131-3 standard. It is not considered a programming language as it ...

David Greenfield: Welcome to the Automation World Gets Your Questions Answered podcast, where we connect with industry experts to get the answers you need about industrial automation technologies. And ...

Automation Control Platform (ACP) supports Ladder Diagram, Function Block Diagram, Sequential Function Chart, Structured Text and Instruction List plus Flow Chart. December 18, 2008 - Open Systems ...

The PLCopen Motion Control Specification harmonizes the access of motion-control functionality across platforms, explains Eelco van der Wal, managing director of PLCopen (www.plcopen.org), Zaltbommel, ...

A family of programming languages for programmable logic controllers (PLCs). Of the three graphical and two textual languages, ladder logic (see example below) was the first language and widely used.