EN 54-7:2000 Wireless Optical Smoke Detector
VS Safety AS
Region: Norway
Update: 01/03/2007
Key Specifications
Introduction:
The SD8 is a EN 54-7:2000 approved battery operated wireless optical smoke detector, with built-in siren and operational radio range of 300 m in open space.
Normal detection area is 25 square metres.
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Specifications:
Detection Method: Reflective photoelectric sensor.
Detection Period: Once every 5 sec.
Sensitivity: Meet EN54-7, UL217, BS5446
Power Supply: "AAA" alkaline battery x 4
Low battery Detection: 3.6V∮2.4% - Battery life: 30 months.
Supervision signal: Once every 50 min. to 120 min.
LED indicator: flashes during RF transmission and low battery condition.
Low battery indication: LED flashes every 10 sec.
Operation Range: 300m in open space.
Operation Frequency: 868.6375MHz .
Modulation: Narrow band FM, f∮7.5KHZ
Code combinations: 16,777,216 codes
Temperature Range: -20C ~ 50C
Humidity: up to 85%