GF80.50-P-4116RC Interior Protection Transmitter/Receiver Unit, Component Description

GF80.50-P-4116RC Interior Protection Transmitter/Receiver Unit, Component Description
- with CODE (551) Anti-theft alarm system (ATA [EDW])
- with CODE (882) Interior monitoring (with ATA [EDW] only)

Component Identification:

Location
The interior protection transmitter and receiver unit is located in the overhead control panel control unit (N70).

Task
The interior protection transmitter and receiver operates as motion sensor and detects movements in the passenger compartment.

Design
The interior protection transmitter and receiver contains an ultrasonic sensor and receiver as well as a micro controller with data interface.

Function
The Interior protection transmitter and receiver is activated or deactivated with corresponding commands via the data interface in the overhead control panel control unit.
The Interior protection transmitter and receiver operates as motion sensor and monitors the passenger compartment with the aid of ultrasonic signals which are not transmitted in any particular direction.
They are reflected by the passenger compartment.
The reflections are registered via the interior protection transmitter and receiver and evaluated by the micro controller.
The reflection pattern changes when objects in the interior are moved. In this manner, the interior protection transmitter and receiver detects break-in into the vehicle.