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Conventional Photoelectric smoke detector

Product Overview

   OT 302 Smoke Detector is designed in super-thin style. With a unique optical sensing chamber designed to sense smoke particles produced by a wide range of combustion sources. The sensing chamber is sealed against back pressure air flow, dirt, and insects. This chamber is protected by a fine mesh screen which can be cleaned or replaced. Its hardware filter can verify the true fire and reduce false alarm.

Characteristics

  • Super-thin design for thickness, just 38mm.
  • Adopt SMT technology, firmly, high security and antijamming
  • Special methods for dampproof, antisepsis and mildew proof.
  • With inner mothproof net and shield cover
  • Flame retardant thermoplastic
  • Easy plug-in structure
  • SEMS screws for easy wiring
  • 2-wire without polarity

Specifications
  Operating voltage: DC20V~DC28V
  Standby current: ≤60μA  Alarm current: 20mA ± 3mA   
  Operating environment:
  Temperature: -10~±50℃
  Relative humidity: ≤95%
  Dimension: Diameter 100mm Height 38mm Weight 138g