New evolution of programmable logic controllers (PLC) forms the basis of automation in control systems. PLCs have been considered the best control systems in such applications like process control including instrumentation, traffic lights, and many other applications where reliability, durability and accuracy in signal processing are of paramount importance. In control systems we provide solutions that are more than just products; they include applications, services, and information. Through experience and expertise we also anticipate our customers’ requirements in order to achieve total customer satisfaction. We always strive to achieve the three main factors in control systems design – reliability, simplicity, and minimal maintenance requirements.