Cautoni Swastik PID is the device used in industrial regulatory applications to regulate process variables such as pressure, temperature, speed, flow, and others. It is one such control system that keeps any automated system or process running smoothly. This gadget regulates process variables using a control loop feedback method and produces more exact results. It is tested under various parameters to ensure its high quality and effectiveness . The real temperature variation is proportional. The prior deviation from the fixed temperature is represented by the integral.