Today, PLCs are the unsung heroes of the Fourth Industrial Revolution (Industry 4.0). They are the rugged, real-time computers that monitor sensors, execute control algorithms, and command actuators across virtually every sector: from bottling plants and pharmaceutical cleanrooms to wastewater treatment facilities and oil refineries.
For the engineer or technician, the path to mastery is clear: Programmable Logic Controllers Principles And Applications
Based on the logic results, the PLC updates the status of all output devices. Today, PLCs are the unsung heroes of the