Smoke and Carbon Monoxide Detector HM-621THS

Smoke and Carbon Monoxide Detector On-top battery compartment Alkaline battery 3years use Shockproof design for vehicle use

Smoke and Carbon Monoxide Detector HM-621THS

• Stand alone, akaline battery operated, over 3 years usage)

• Battery compartment on top for easy battery replacement

• Photoelectric smoke detection

• Electrochemical carbon monoxide sensor

• Different smoke and carbon monoxide alarm audios

• Ceiling or wall mounted• With quick fix mounting bracket for easy installation• Tamper resistant pins for batteries• MCU processing, Test & Hush button• Auto reset after smoke / co clears• Auto check malfunction in smoke chamber• Green LED flashes once every 30s to indicate normal battery supply• RED LED  flashing and buzzer sounding for alarm indication• Low  voltage compensation • Temperature compensation• Low battery warning• Dust-proof, mothproof Design• Shockproof design suitable for vehicle use• Anti white light interference• Anti RF Interference (20v/m -1GHz)

Smoke and Carbon Monoxide Detector Technical Pramaters:

Operating Voltage	DC 3V (2pcs AA alkaline batteries)
Static Current	≤10uA
Alarm Current	≤25mA
Warm-up Time	3 minutes
Hush Time	10 minutes
CO Alarm Level	40ppm≤X≤75ppm, alarm after 75 minutes 75ppm≤X<200ppm,  alarm after25 minutes     200ppm≤X, alarm after 30-50s (sensor stabling time)< 40ppm,  alarm reset
Smoke Sensitivity	0.16dB/m (±0.05dB/m)
Alarm Indication	Red LED
Failure Indication	Yellow LED
Sound Level	≥85dB/3m
Alarm Audios	Smoke: Di-Di-Di...; CO: DiDiDiDi...
Working Temperature	-10°c ~ +50°c
Humidity	≤ 95RH (No Congelation)
Installation Mode	Wall or ceiling mounted
Dimension	Φ110*45mm
Execute Criterion	EN50291, UL217, GB15322.5-233

Smoke and Carbon Monoxide Detector HM-621THS