1. Real time IAQ detection and alarm;
2. High sensitive to VOC and other contaminative gases;
3. LCD displays VOC&temperature.
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
Signal update
1s
Warm up time
72 hours (first time), 10 mins (normal operation)
VOC measuring range
0~30ppm ( 1ppm= 1 part per million
Display resolution
0.1ppm
VOC setting resolution
0.1ppm
Temperature & Humidity Sensor
Temperature
Relative Humidity
Sensing element
NTC 5K
Capacitive sensor
Measuring range
0~50°C
0 -95%RH
Accuracy
±0.5°C (25°C, 40%-60%RH)
±3%RH (25°C, 40%-60%RH)
Display resolution
0.5°C
1%RH
Stability
±0.5°Cper year
±1%RH per year
Output
1xRelay output to control a ventilator or air-purifier,
max current 3A resistance(220VAC)
Warning alarm
Inner buzzer alarm and also three colors backlit switch as well
Buzzer alarm
Alarm starts when VOC value above 22ppm
LCD backlit
Green—optimal air quality enjoy the air quality
Orange—moderate air quality ventilation suggested
Red—-poor air quality ventilation immediately
RS485 interface (option)
Modbus protocol with 19200bps
Operation condition
-20°C~60°C (-4°F~140°F)/ 0~ 95% RH
Storage conditions
-40°C~70°C (-40°F~158°F)/ 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
Power supply
9~24VAC/VDC,220VAC±10% 50/60HZ
Consumption
2.8 W
Quality System
ISO 9001
Housing
PC/ABS fire-proof, IP30 protection
Certificate
CE