Smoke and Heat Detector for alarm system with Temperature Senor Function
Main Features:
SR-820DHS Independent Photoelectric smoke & heat alarm
Battery operated or AC power
Comply with BS EN54-4; UL539
Photoelectric sensing technology
Low Battery warning
Low 85dB Alarm
Instant Test Button
Interconnect ability
57 ºC(135ºF)Fixed Rate Temperature Sensor
Technical specification:
Operating voltage: 9V battery
Horn output: 85dB at 10ft
Temperature range: -10ºC~+70ºC
Humidity range: 5%~95% relative humidity (RH)
Smoke alarm point: 2.06%/ft
Alarm temperature: 57ºC(135ºF)
Dimension: 124mm(Dia)*40mm(Hs)
Product Images: