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  1. Programmable logic controller - Wikipedia

    PLCs were first developed in the automobile manufacturing industry to provide flexible, rugged and easily programmable controllers to replace hard-wired relay logic systems. Dick Morley, who …

  2. Programmable Logic Controllers (PLCs): Basics, Types & Applications

    Jul 13, 2019 · PLC Definition: A programmable logic controller is a specialized computer designed to operate in industrial settings, managing and automating the mechanical processes of factories and …

  3. What Is a PLC (Programmable Logic Controller)? What It Does, How It ...

    Dec 26, 2025 · A PLC (Programmable Logic Controller) is an industrial computer that continuously monitors sensors, executes control logic, and operates motors, valves, and equipment in real-time, …

  4. What is a PLC? Programmable Logic Controller - Inductive Automation

    Oct 9, 2025 · A PLC (Programmable Logic Controller) is a digital computer that automates industrial processes and monitors inputs/outputs.

  5. What is a Programmable Logic Controllers (PLC) - GeeksforGeeks

    Jul 23, 2025 · PLC is a general-purpose computer modified specially to perform control tasks. It is used for industrial automation to automate a specific process, machine function, or even entire production.

  6. What is PLC ? Programmable Logic Controller - Unitronics

    What is the definition of "PLC"? A Programmable Logic Controller, or PLC, is a ruggedized computer used for industrial automation. These controllers can automate a specific process, machine function, …

  7. What is a Programmable Logic Controller (PLC)? - Maple Systems

    Nov 25, 2025 · A PLC ( Programmable Logic Controller) is a ruggedized computer used for industrial automation. These controllers can automate a specific process. Learn about configuration, …

  8. Programmable Logic Controllers (PLC) are often defined as miniature industrial computers that contain hardware and software used to perform control functions.

  9. What Is a PLC? An Introduction to Programmable Logic Controllers

    Mar 10, 2022 · In this article, we'll introduce the concept of a PLC and explain its basics. What Is a PLC? A PLC is an industrial-grade digital computer designed to perform control functions—especially for …

  10. What is PLC? The Basics of Programmable Logic Controllers

    May 17, 2024 · PLC (Programmable Logic Controller) – Industrial computer designed to control manufacturing processes, robotic devices, or other operations requiring high-reliability control.