Struger Innovations is Industrial Automation training institute in Bangalore providing PLC SCADA Training in Bangalore with 100% placement support. NEMA (National Electrical Manufacturers Association) defines PLC’s as “Programmable logic Controller is a digital electronic device which uses a programmable memory to store instructions and data and implements specific functions such as timing, counting, logic, etc to control various machines or process”. A PLC is a device that was invented to replace the necessary sequential relay circuits for machine control. The PLC works by looking at its input and depending upon their state, turning ON / OFF its inputs.