Core Device Knowledge Graph in Industrial Control: From Principles to System Integration – PLC
1.PLC (Programmable Logic Controller): The “Brain” of Industrial Automation 1.1 PLC Working Principles and Structural Composition PLC is the core device of industrial automation control systems, utilizing a “sequential scan, continuously cycling” working mode to achieve precise control of industrial equipment. Its basic components include the Central Processing Unit (CPU), input/output modules, power supply module, … Read more