Acronyms & Terms Glossary

Programmable Logic Controller (PLC)

A small industrial computer originally designed to perform the logic functions executed by electrical hardware (relays, drum switches, and mechanical timer/counters). PLCs have evolved into controllers capable of controlling very complex processes.

aeSolutions satisfies a project's safety interlock Safety Integrity Level (SIL) requirements with independent, SIL-certified safety PLC's that can be integrated with the process automation Distributed Control System (DCS) for monitoring and alarming.