RAVEL
Beam Detector
Fire Alarm System
Beam Detectoe
RE-428 Series
Optical Beam Detector 100mtr.
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Key Features
- User Friendly Installation.
- In built laser light for easy alignment.
- Supports 5 to100 meter range.
- Option for Remote Indication.
- Provision to connect with Fire Man Telephone System.
- Adjusting Screws at detector for precise alignment.
- Infrared transmitter & receiver located in a single housing.
- In built drift compensation for monitoring dirt build up on the optical system.
- Sensitivity Threshold :- 18% ,30%, 50%
Specifications
Operating voltage
24V
Quiescent current
20 mA
Alarm current
60 mA
Current at radiation beam interruption
< 0.3 mA
Operating distance range for RE-428FR reflector
5 to 50 m
Operating distance range for RE-428HR reflector
50 to 100 m
Sensitivity thresholds (optional)
18%, 30%, 50%
Power supply of laser target viewfinder (during alignment)
9 V (6F22) battery
Operating temperature range
-25 C to 55 C
Relative humidity
up to 95% at 40 C
Dimensions
128 x 79 x 84 mm
Mass
0.35 kg
Product Description
TheRE-428 Series beam smoke detector is designed for smoke detection at the start of a fire. It is especially
suitable for protection of indoor spaces, in which the appearance of smoke is likely during ignition of a fire, and
where, due to a large space area, installation of a greater number of point smoke detectors would benecessary.
The RE-428 Series beam smoke detector and the prism reflector or reflector panel are installed on opposite
walls of a room.
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