GBD 20 Digital Glass Break Detector

GBD 20 Digital Glass Break Detector



GBD 20 is digital glass break detector, suitable for use in premises where intrusion through windows or glass – case is probable. The working algorithm of GBD 20 is based on methods of digital signal processing.

Spectral analysis is carried out together with analysis of the amplitude and the breaking process development to ensure error – free detection.

GBD 20 recognizes breaking of 4 types of glass.

Description

  • Digital frequency analysis
  • Detection of 4 diffrerent types of glass
  • Pattern recognition technology
  • Automatic sensitivity adjustment
  • False alarm immunity
  • Operating range from 1 to 7 meters
  • Coverage area – 180°
Power supply 7V – 18V
Current consumption 15 mA / 25 mA
Operating frequency 2 kHz – 10 kHz
Output relay 0.1 A @ 24 V DC
Microphone piezo-electric
Detection range 7 m
Glass types wired, tempered, plated, laminated
Minimal glass size 30 x 60 cm
Indication, LED Test mode / Pre-alarm / Alarm / Memory
Operating temperature -10°C ÷ +50°C
Storage temperature -20°C ÷ +60°C
Housing ABS plastic box
Dimensions 88 x 62 x 21 mm
Others Tamper protection, alarm event memory

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