The Working of a Stepper Motor Actuator. The points are set against a set of teeth around the core of the motor. As each step takes place, the magnets move along in a circular motion and fit into each tooth. Learn more about Haydon Kerk Linear Actuators & Stepper Motors by visiting our FAQs (frequently asked questions) to answer any questions you may have about these motion solutions. In an automatic control system, the servo motor is used as an actuator to convert the received electrical signal into angular displacement or angular velocity on the motor shaft and then output. Servo motor, also known as the executive motor.

The core of the actuator comprises 4 magnetic points. The working principle of the servo motor.