PLCs
What is PLC (Programmable Logic Controller)?
Definition
A ruggedized digital computer used to automate industrial processes by reading inputs, executing programmed logic, and controlling outputs. PLCs are the backbone of factory automation and are repairable at the board level.
Related Terms
Ladder Logic
A graphical programming language for PLCs that resembles electrical relay circui...
I/O Module
An input/output module that connects field sensors and actuators to a PLC or con...
HMI (Human-Machine Interface)
A touchscreen or panel device that allows operators to monitor and control indus...
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