Đầu báo khói địa chỉ Hochiki ALN-V

STANDARD FEATURES
Low profile-Only 2.00" high,including base
Simple and reliable device addressing Automatic compensation for sensor contamination
Built-in fire test feature, Uses the noise-immune Digital Communication
Protocol (DCP), which utilizes interrupts for fast response to fires
Two built-in power/alarm LEDs
Programmble non-polling LEDs
Non-directional smoke chamber
Vandal resistant security locking feature
Removable smoke labyrinth for cleaning or
replacement.

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SPECIFICATIONS

Operating Voltage 17-41 VDC
Standby Current 450μA, Alarm Current 540μA
Transmission Method : DCP - Digital Communication Protocol
Maximum Humidity : 95% RH Non-Condensing
UL Temperature Range : 32°F to 115° F (0° C to 47° C)
Operating Temperature Range :14°F to 122° F (-10° C to 50° C)
Sensitivity Range 0.7 - 4.0%/FT@300FPM, 0.7 - 3.86%/FT@2000FPM, 0.7 - 2.65%/FT@4000FPM
Air Velocity Range 0-4000 fpm
Color & Case Material Bone / White - ABS Blend
Weight 3.4oz (5.1 oz. with 4" base)
Bases YBN-NSA-4, HSB-NSA-6, ASB, SCI-B4 and SCI-B6