Ladder logic uses switch or relay contacts to implement Boolean expressions. In years past, ladder logic was made possible with discrete relays and was sometimes termed “relay logic.” Today most ...

Industrial automation technologies have made manufacturing processes increasingly more efficient. Programmable logic controllers (PLCs) are commonly used in industrial automation, and many of these ...

Ladder Logic Basics. It all starts with an understanding of a language known as Boolean algebra. Steve Vidal. April 1, 2007. 8 min read . A specialized segment of the electrical construction and ...