Global Programmable Logic Controller (PLC) Market Research Report 2012-2024 has complete details about market of Programmable Logic Controller (PLC) industry, Programmable Logic Controller (PLC) analysis and current trends. Summary A programmable logic controller, PLC, is a digital computer used for automation of typically industrial electromechanical processes, such as control of machinery on factory assembly lines, amusement rides, or light fixtures. PLCs are used in many machines, in many industries. PLCs are designed for multiple arrangements of digital and analo.