1. Control part: encoder, input device, memory, discriminator copy, driver, anti-jamming circuit, display, alarm, safety device and power supply.


2. Actuators are generally controlled by electromagnets or miniature motors.


The central lock is when you lock one door and the others lock at the same time. Working principle zhidao is to use the key to open the lock, the locking button to trigger the controller to the actuator motor or coil power supply, the use of positive and negative rotation of the motor or electromagnetic suction and disconnection to control the door to open the lock.