Introduction In modern manufacturing, choosing the right control system directly impacts uptime, quality, and energy costs. A wrong choice can limit scalability, while the right one can prepare your plant for Industry 4.0 and global competition. What Is a PLC? A Programmable Logic Controller ( PLC ) is a rugged industrial computer designed for reliable, real-time control of machines and processes. PLCs are widely used in assembly lines, packaging machines, conveyor systems,