Addressable Single Tube Duct Detector

RE – 428DU – S

Overview

This addressable smoke detector can be installed on any side of the duct. The detector RE-428DU-S contains an intelligent controlling circuit. The circuit adjusts the sensitivity to give an optimal function throughout the entire life of the detector. Advanced Venturi tube technology with single tube detector. This duct detector housed with the flow optimization and three different length level pipes available.

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Features

Specification

Downloads

Compatibility

Ordering Information

High efficient single sampling tube.
Easy to install.
One-pipe air sampling system.
Patented venturi pipe and duct housing.
Test hole on cover.
Simple installation.
Simple service and maintenance.

Electrical Specification
Operating Voltage	17 ~ 28 VDC
Operating Temperature	-10 – 37.8° C
Storage Temperature	-10 – 60° C
Humidity	0 - 95% RH, non-condensing
Reset Voltage	Less than 3V
Standby Current	500 μA
Alarm Current	5 mA
Startup Time	30 sec
Remote Ouput	2mA maximum open collector
Smoke Sensitivity	(2.12 ± 0.61) % obs/ ft. (High: 1.1; Medium: 1.4; Low: 2.3)% obs/ft
Air Velocity	0 – 4000 fpm
Dimensions	(241 L X 195 W X 68 D) mm
Weight	1.20 kg
Air Sampling Tube	Aluminium (Hole Diameter 1.5” (38 mm))

Dimensions Ravel Americas

Model	Description
Avani	Analogue addressable Fire Alarm Control panel expandable upto 4 loop
Avani db	Analogue Addressable Fire Alarm Control panel expandable upto 2 loop
Avani XL	Analogue Addressable Fire Alarm Control panel expandable upto 8 Loop

Addressable Single Tube
Duct Detector