Specifications:Smoke Sensitivity0.98--2.40%/FT Obscuration (UL) ;
0.08--0.14 dB/m (EN)Ceiling Spacing50 foot rating for heat
sensorTemperature Range-10°C to 50°CHumidity0 to 95% RH, no
condensation or icingDimensions102mm (dia.) x 43mm (ht) with
baseWeight120g/set with basePhotoelectric Type Smoke Detector Alarm
SD388-4The range includes:
SD-388-2 2 wire photoelectric smoke
alarmSD-388-2L 2 wire photoelectric smoke alarm with
remote LED outputSD-388-2H 2 wire photoelectric smoke
and heat alarmSD-388-2HL 2 wire photoelectric smoke and heat
alarm with remote LED outputSD-388-4-12/24 4 wire
photoelectric smoke alarm (12/24VDC)SD-388-4AR-12/24 4 wire
photoelectric smoke alarm with auto-reset function
(12/24VDC)SD-388-4H-12/24 4 wire photoelectric smoke
and heat alarm (12V/24DC)SD-388-4HAR-12/24 4 wire
photoelectric smoke and heat alarm with auto-reset function
(12/24VDC) Feartures: 1) Advanced detection and
discrimination algorithms2) Easy installation and maintenance3)
Polished low-profile housing design4) Durable sensor head, no need
for replacement5) SMD circuit board design: Satisfactory quality
and reliability guaranteed6) Integrated heat detector for SD119-2H
and SD119-4H models7) N/C (normal / close) and N/O (normal
/ open) relay output ways for option8) AR (auto reset)
function for security systems (optional for 4-wire models)9) Sensor
base: Standard and Schottky diode style for option10) With two LED,
more 360 degree visual angleRelated Product Company
Information /* March 10, 2023 17:59:20 */!function(){function
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