20 Apr SZPC
Door/Window External Magnetic Contact plastic
- The magnetic contact use ABS material, high temperature resistance and wear resistance.
- The magnetic switch consists of two parts: the part is permanent magnet,,used to generate a constant magnetic field , the other part is the main body of magnetic switch which have a normally open type dry reed switch.
- When the permanent magnet close with the reed switch , door magnetic sensor is in a state of waiting work, when permanent magnet left dry reed pipe after a certain distance, switch action, send out alarm signal.