Uksekontakte
Uksekontakte, often translated as door contacts or magnetic contacts, are simple yet crucial security devices. They consist of two parts: a magnet and a switch. One part is typically attached to the door frame, and the other to the door itself. When the door is closed, the magnet is close enough to the switch to activate it, completing a circuit. When the door is opened, the magnet moves away, breaking the circuit.
This change in the circuit is detected by a connected alarm system. The alarm system interprets the
They are passive devices, meaning they do not require external power to operate the contact itself, though