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 baseCheap Optical Photoelectric Smoke Heat
Detector for Sale SD388-2HThe 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
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