เครื่องวัดก๊าซคาร์บอนไดออกไซด์ รุ่น AMT77
CO2 Temperature RH Monitor; IAQ (Indoor Air Quality) Monitor AMT77
Application:
AMT77 Multi IAQ monitor is a cost-effective, air quality indicator, the large single digit LED display with three most critical parameters of indoor air quality, the current CO2 concentration, the ambient temperature and the relative humidity (RH).
Size:
AMT77: (W)x(H)=22.68 x 16.77 inch (576 x 426mm)
Why Monitor CO2?
Indoor Air Quality (IAQ) is measure for the quality of air in interiors, the comfortable indoor environmental quality can make people feel fresh, work efficiency and good for the health. The CO2 concentration is the important factor of good indoor air quality. People breath in oxygen and breath out CO2, nowadays people often close the windows to avoid noise and enjoy the comfort living and working environment provided by air-conditioning systems, which results in the fact that the indoor concentration of CO2 is far higher than outdoor average. With the high CO2 concentration and non- proper ventilation, people will feel headaches, dull, drowsiness, lose of concentration and correspond to the high levels of dust, chemicals and bacteria in the air.
Features:
- CO2, RH, Temperature measure mode
- Excellent for measure IAQ in Public places
- Ultra low cost CO2 Monitor achieved by New IR-SoC Technology
- It uses Dual Beam NDIR technology to improve the long term stability
Specifications: | |||
CO2 | Measurement Range | 0-3,000ppm display | |
Display Resolution | 1ppm@ 0~1,000ppm; 5ppm@ 1,001~2,000ppm; 10ppm@ 2,001~3,000ppm | ||
Accuracy | 0~2,000ppm: ±70ppm or ±5% of reading, whichever is greater; over 2000ppm: +/-7% | ||
Repeatability | ±20ppm | ||
Temperature Dependence | Typ. ±0.2% of reading per °C or ±2ppm per °C, whichever is greater, referenced to 25°C | ||
Pressure Dependence | 0.13% of reading per mmHg | ||
Response Time | About 2min for 63% of step change | ||
Warm-Up Time | |||
Temperature | Temperature Range | 0°C to 40°C (32°F to 104°F) display | |
Display Resolution | 0.1°C (0.1°F when temperature display is within 100°F) | ||
Display Options | °C/°F | ||
Accuracy | ±1°C (±2°F) | ||
Response Time | 20-30 minutes (case must equalize with environment) | ||
RH | Measurement Range | 20%-90% RH | |
Display Resolution | 1%RH | ||
Accuracy | ±5%RH@23°C | ||
Response time | |||
Operating & Storage Condition | Operating Temperature | 0°C to 40°C (32°F to 104°F) | |
Humidity Range | 0 ~ 95% RH non-condensing | ||
Storage Temperature | -20°C to 60°C (-4°F to 140°F) | ||
Power Supply | Power Supply | Universal 100~240VAC, 50/60Hz , External Power Adaptor | |
Power Consumption |
AMT77 |
AMT76 |
|
11 Watts (Max.) |
7 Watts ( Max. ) |
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