What is Boolean Logic?

Definition

A form of algebra using TRUE/FALSE values and operators (AND, OR, NOT) to make logical decisions. Boolean logic is the foundation of PLC ladder programming, digital circuit design, and safety interlock systems.

Related Terms

Ladder Logic

A graphical programming language for PLCs that resembles electrical relay circui...

AND Gate

A digital logic element whose output is true only when all inputs are true simul...

OR Gate

A digital logic element whose output is true when any one or more of its inputs ...

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