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Optical Smoke Detectors

admin2017-06-27T08:23:32+00:00

All optical smoke detectors have a second light source as redundancy. If one LED fails, the detector can detect smoke, keeping the same sensitivity A failure signal warns to replace the faulty detector. All loop devices have built-in isolators. If a short circuit or a wire breakage occurs, they sense the voltage drop or the line resistance change and the nearest isolators open, isolating the faulty loop segment. Not a single signal will be lost, as signals go from c [...]

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Gsec – Integrated Security Solutions
Copyright © 2017 GSEC Ltd
  • About Us
  • Contact
  • (+30) 210 6542897
  • contact@gsec.gr
  • enENG
    • elGR
  • SOLUTIONS
    • Airports
    • Seaports
    • Metro & Rail
    • Industry
    • Refineries
    • Energy
    • Tunnels
    • Car park
    • Hospitals
    • Logistic Centers
    • Office Buildings
    • Data Centers
    • Military
    • Hotels
    • Banks
    • Retail & Commercial
    • Marine
    • Prisons
  • SYSTEMS
    • Fire Detection
    • Automatic Fire Extinguishing
    • Gas Detection
    • X-Ray & People Screening
    • CCTV
    • Perimeter Protection
    • Active & Passive Infrared
    • Special Alarm Systems
    • Access Control
    • Other systems
  • SERVICES
  • CASE STUDIES
  • NEWS
  • ABOUT US
  • CONTACT
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