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Specifications
1.Monitoring CO2 and VOC (mix gases)2.Temperature and humidity detection and display
3.1xon/off output
4.LCD display
Monitoring parameters | CO2 | VOC | Temperature | Relative humidity |
Sensing element | Non-Dispersive Infrared Detector (NDIR) | Semiconductor mix gases sensor | Digital combined temperature and humidity sensor | |
Measuring range | 0~2000ppm | 0~30ppm | -20~60°C | 0~100%RH |
Display Resolution | 1ppm | 5ppm | 0.1°C | 0.1%RH |
Accuracy@25°C(77°F) | ±50ppm + 3% of reading | ±10% | ±0.5°C | ±4.5%RH |
Life time | 15 years (normal) | 5~7 years | 10 years | |
Stability | <2% | —— | <0.04°C per year | <0.5%RH per year |
Calibration cycle | ABC Logic Self Calibration ( No client separate calibration) | —— | —— | —— |
Response Time | <2 minutes for 90% change | <1 minute (for 10ppm hydrogen, 30ppm ethanol) <5 minute (for a cigarette) in 20m2 room | <10 seconds to reach 63% | |
Warm up time | 2 hours (first time) 2 minutes (operation) | |||
Electrical Characteristics | ||||
Power supply | 100~240VAC 18~24VAC/VDC with the power adaptor available | |||
Consumption | 3.5 W max. ; 2.5 W avg. | |||
Display and Alarm | ||||
LCD Display | Green CO2<1000ppm (optimal air quality) VOC<10ppm (low pollution)
Yellow CO2>1000ppm (moderate air quality) VOC>10ppm (medium pollution)
Red CO2>1400ppm (poor air quality) VOC>20ppm (heavy pollution)
Two switch modes selectable: both CO2 and VOC over the setpoints(default) any one over the setpoint | |||
Conditions of Using and Installation | ||||
Operation conditions | -10~50°C(14~122°F); 0~95%RH, non condensing | |||
Storage conditions | -40~70°C(-40~158°F)/ 5~95%RH | |||
Weight | 200g | |||
Dimensions | 130mm(L)×85mm(W)×36.5mm(H) | |||
Installation | Desktop or wall mount (65mm×65mm or 85mmX85mm or 2”×4” wire box) | |||
Housing IP class | PC/ABS, protection class: IP30 | |||
1.Design for real time detection indoor air quality
2.NDIR infrared CO2 sensor with special Self Calibration makes the CO2 measurement more accurate and more reliable.
3.More than 10 years lifetime of CO2 sensor
4.More than 5 years lifetime of Semi-conductor VOC (mix gases) sensor
5.Digital compositive temperature and humidity sensor with more than 10 years lifetime
6.Three-color (green/yellow/red) LCD backlit indicating optimal/moderate/poor ventilation
7.Two alarm ways: buzzer alarm and backlight colours switch
8.Provide optional 1xrelay output to control a ventilator
9.The touch button for easy operation
10.Excellent performance for IAQ detection and monitoring in home and office
11.220VAC or 24VAC/VDC power selectable; power adaptor available; desktop and wall mounting type available
12.EU standard and CE-approval
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