Vehicle Security Systems Central Locking Systems Remote controlled Dead Locks Alarm Systems Insurance Approved (Cat 1) Immobilisers Factory Fit Post manufacture

Central Locking Systems Remote Control Infrared Direct Line of Sight Radio Can Travel Through Objects Current chosen method

Central Locking Systems Components Transmitter Receiver/ECU Can adopt a rolling code method for added security. Actuators: DC Motors, Solenoids and Stepper Motors.

Radio Transmission FM UHF is normally the radio frequency used for remote control operation. A frequency of 433.92 MHz is the carrier wave and the modulation of this wave carries the information/code.

Security Systems THATCHAM Category 1 - Electronic Alarm and Immobiliser Category 2 - Electronic/Electromechanical Immobiliser Category 2-1 - Electronic Alarm Upgrade [General Application] Category 3 - Mechanical Immobiliser Category 4 - Wheel Locking Devices Category 5 - After-Theft Systems for Vehicle Recovery

Security Systems THATCHAM Category 1 - Electronic Alarm and Immobiliser Alarm Perimeter detection Ignition detection Passenger compartment movement detection Inclination detection (Motorcycle only) Audible warning with battery back-up power supply Immobiliser Passively set Isolates a minimum of two operating circuits or systems, or a minimum of one operationally relevant vehicle control unit with coded intervention

Security Systems ALARM Perimeter Detection:- All entry points to the vehicle are protected/covered by switches. Ignition Detection:- Powering of the ‘Ignition System’ / engine electrics, are monitored.

Security Systems ALARM Passenger Compartment movement Detection:- Ultrasonic (Doppler Radar) Sensors. Using sound waves and time to detect changes to the vehicle interior.