What is Ladder Logic?

What is Ladder Logic?

A basic introduction helps establish a fundamental understanding of this subject.

Programmable logic controllers (PLCs) are used extensively throughout the world. Over time, they have advanced to become more user-friendly, efficient, smaller, and less expensive. Different types of programming languages have also been developed for PLCs, but the most frequently used is known as ladder logic.

The structure of ladder logic

The structure behind ladder logic is based on the electrical ladder diagrams that were used with relay logic (see Relay Logic o

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