PID is a mechanism for the feedback of a manipulate loop that’s in sizeable use inside the manipulate systems for enterprise and in numerous applications which require non-stop modulated control. PID controller calculates the difference in two factors, a desired set factor, and a measured process variable, after which continuously corrects them on proportional, fundamental and spinoff phrases.PID makes use of three forms of controls that are proportional, fundamental and by-product controls which have an affect over controller output so that the correct manage can be carried out. The controller attempts to attempts to diminish error over the passage of time with the aid of adjusting the manage variable, as an instance through commencing valve used for manipulate, to a cost derived through calculating the weighted sum of the manage terms. The ‘P’ time period in PID abbreviates to a proportional which is without delay proportional to actual present day SP-PV (set point – process variable) blunders. within the same manner the time period ‘I’ in PID abbreviates to the vital and it’s miles responsible for the past SP-PV errors values and through the passage of time, it integrates them to produce the ‘I’ term. The term ‘D’ guesses the future trend of the SP-PV errors, that’s typically primarily based at the modern variation price. it’s far referred as the anticipatory manage, because it seeks to lessen the impact of SP-PV blunders with the aid of maintaining a manipulate affect, which is commonly generated via the rate of change in errors. The greater set off change way that it’ll have the extra controlling or dampening impact.This undertaking’s foremost goal is designing a PID controller with a purpose to be able to handling the velocity of a DC motor with the aid of using its targeted controls. The motor’s velocity is represented electrically as voltage remarks from a velocity sensor this is frequency to voltage converter. A PID algorithm is used inside the controller. The power of the bidirectional motor receives its voltage from the PID controller and the driving force affords the ideal quantity of the modern-day to the motor for its rotation.