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Product Details


Details


Addressable Wireless Heat Detector

Product Type : Fire Alarm
Product Category : Addressable Control Fire Alarm System
Product Model : SME-WLH1-EN
Product Status : Non Discontinued


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Product Features

Product Specifications

Power

Power source DC 3 V
Quiescent current 5 μA
Quiescent condition indication Flashing red LED every 40 s
Battery life expectancy 5 years
Low battery hush indication Flashing red LED every 20 s
Low battery indication Short audible signal every 40 s, synchronized with a single flash of the red LED, for 30 days
Low battery hush time 10 h

Alarm Condition

Alarm response threshold (temperature rate-of-rise) < 20 °C / min
Alarm response threshold (fixed temperature) 57 °C
Alarm condition audible indication output ≥ 85 dB / 3 m (0.5 s on / 0.5 s off)
Alarm condition visual indication Flashing red LED every 1 s
Alarm condition current 65 mA
Alarm condition hush indicator Flashing red LED every 1 s
Alarm condition hush time 9 min

Test Condition

Test condition audible indication output ≥ 85 dB / 3 m (0.5 s on / 0.5 s off)
Test condition visual indication Flashing red LED every 1 s

Fault Condition

Heat sensor fault indication Short audible signal every 40 s and a single flash of the red LED midway between the audible indications
Fault hush indication Flashing red LED every 20 s
Fault hush time 10 h

Wireless Interconnection

Address range 1 ~ 125
Wireless node ID range 1 ~ 125
Wireless radio interconnection operating frequencies 433 MHz, 868 MHz, 915 MHz
Number of selectable radio channels 125
Number of devices connected to a wireless node 32
Maximum distance between interconnected devices a 500 m
Node configuration mode indication Flashing red LED every 0.5 s
Node configuration mode cancellation indication Double flash of red LED together with two short audible signals

Environmental

Operating temperature (0 ~ +55) °C
Operating humidity (10 ~ 95) % RH, non-condensing
Storage temperature (-25 ~ +80) °C
Storage humidity (0 ~ 98) % RH, non-condensing

Miscellaneous

Dimensions Φ 100 mm × 45 mm