The principle of induction key valve
When the sensor detects that someone wants to enter, the signal is passed to the main controller. After receiving the information, the main controller informs the motor to run the motor and monitors the number of revolutions of the motor to inform the motor to accelerate or slow down at some speed. The motor to get information and some current to do the forward movement, the power back to the timing belt, the belt will be passed to the spreader system to open the door, the door opened by the controller to determine whether the need to close the door, The controller then informs the motor for reverse movement, closing the door, and so on
Key ring is equivalent to open the door card or open the door remote control. Automatic door machine to open the door signal to open the door
