professional smoke detector

Gas detection

Highly sensitive to many harmful gases, such as harmful gases from construction and decoration materials, VOCs (like toluene and formaldehyde); Cigarette smoke; Ammonia and H2S and other gases from household wastes; CO, SO2 from cooking and burning; Alcohol, Natural gas, detergent and other bad smells etc.

Sensing element

Semiconductor mix gas sensor of long working life and good stability  

Temperature sensor

NTC 5K

Humidity sensor

HS series capacitive sensor

Power supply

9~24VAC/VDC,220VAC±10%   50/60HZ

Consumption

2.8 W

Signal update

1s

Warm up time

72 hours (first time), 10 mins (normal operation)

VOC measuring range

030ppm   ( 1ppm= 1 part per million

Display resolution

0.1ppm

VOC setting resolution

0.1ppm

Temperature measurement range

050

comfortable range for human: summer22~28/winter18~24

Humidity measurement range

099 %RH          comfortable range for human:30~70%RH

Output

1xRelay output to control a ventilator or air-purifier,

max current 3A resistance220VAC

Warning alarm

Inner buzzer alarm and also three colors backlit switch as well   

Buzzer alarm

Alarm starts when VOC value above 22ppm

LCD backlit

Greenoptimal air quality             enjoy the air quality      

Yellowmoderate air quality           ventilation suggested

Red-poor air quality                 ventilation immediately

Operation condition

-20~60 (-4~140)/ 0~ 95% RH

Storage conditions

-4090 (-40194)/ 5~ 95% RH

Net Weight

190g

Dimensions

130mm(L)×85mm(W)×36.5mm(H)

Installation standard

Desktop or wall mount (65mm×65mm or 85mmX85mm or 2×4 wire box)

Wiring standard

Wire section area <1.5mm²

Quality System

ISO 9001

Housing

PC/ABS fire-proof, IP30 protection

Certificate

CE