SALIENT FEATURES :
Completely self – contained stand – alone unit system.
Demonstrates the principle and working of remote control intruder alarm system using ultrasonic transducer and also of intruder alarm.
The system consists of:
a. Transmitting module.
b. Receiving module.
A. TRANSMITTING MODULE :
Consists of one main unit and one transducer unit.
Supply required 230V, 50Hz AC.
Built – in IC based DC regulated power supply with short circuit protection and LED indication for supply “ON”.
Main unit consists of built – in excitation signal generator with variable frequency control to vary frequency from 30KHz to 50KHz and transmitter circuitry.
Study the effect of excitation frequency on proper functioning / working of the Ultrasonic Transducer.
Can be used as :
a. Remote Controller.
b. Intruder Alarm.
Selector switch for “remote mode” or “intruder mode”.
Transmitting Ultrasonic Transducer mounted on a special stand and is connected to main unit through jack.
B. RECEIVING MODULE :
Consists of one main unit and one transducer unit.
Supply required 230V, 50Hz AC.
Built – in IC based DC regulated power supply with short circuit protection and LED indication for supply “ON”.
Main unit consists of consists of built – in high gain solid state AC amplifier, AC to DC converter and a comparator, comprising of receiver circuitry.
Built – in buzzer and LED indication.
Built – in single change over relay (230V / 2A) with contacts on panel for any mains ON / OFF.
Selector switch for “remote mode” and “intruder mode”.
Receiving Ultrasonic Transducer mounted on a special stand and is connected to main unit through jack.
OTHER FEATURES :
Set of patch cords.
Housed in an elegant metal cabinet with a well spread intelligently designed circuit layout on the front panel.
Strongly supported by a comprehensive instruction manual complete with theory and operating details.