This program flow nature of Sequential Function Chart is why it’s so often used. “It’s great for stepped or discrete sequencing. A classic example would be a batching engine where you might have, say, ...

Each language also uses an organization language commonly known as Sequential Function Chart. This language helps organize the sequences of functions in a PLC program.

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Efficiency is another major advantage. “A ladder-logic program will be a lot more efficient if it is used in conjunction with PLCopen Motion Function Blocks,” Al-Ashqar asserts. Too, he says there’s ...