PLC sinhala 04

This video explains the fundamental concepts of Control Systems and Programmable Logic Controllers (PLCs). Key Topics Covered: Introduction to Control Systems: The video starts by defining what a control system is, using the human brain and computer input devices (like keyboards and mice) as analogies to explain how inputs are processed to generate specific outputs Input and Output Devices: It covers various hardware components, including digital inputs and control equipment used in automated systems. Understanding PLCs: The tutorial delves into the role of a PLC as a control-based system, explaining how it functions as the "brain" of industrial automation Switching Mechanisms: There is a detailed explanation of switching components, such as the SPDT (Single Pole Double Throw) switch and how it differs from single-throw switches in a circuit