QT-CO2 Carbon Dioxide/temperature/humidity Meter

Product description：qt-co2 meter is used to measure carbon dioxide by non-dispersive infrared induction principle, in the meantime it can measure temperature, humidity, dew point and wet bulb temperature. The meter is equipped with a large lcd display, and it has several characteristics, such as rapid response, visible lightsound alarm settings, low drift and high performance.
Qt-co2 carbon dioxidetemperaturehumidity meter
applications:
agricultural greenhouse
food processing
experiment teaching
industry and quality management
indoor air quality monitoring
technical parameters：
model
qt-co21
qt-co22
measurement range of co2
0~2000 ppm
2001~9999 ppm(accuracy not guaranteed)
0~5000 ppm
5001~9999 ppm(accuracy not guaranteed)
accuracy
±50ppm ±5% (0~2000 ppm)
±30ppm ±5% (0~5000 ppm)
humidity
measurement range: 0.0~99% rh accuracy: ±3%
temperature
measurement range: -10℃~ 60℃(14~140℉)
accuracy: ±0.6℃±0.9℉
resolution
1 ppm, 0.1℃, 0.1% rh
warm-up time
30 s
operating environment
storage temperature: -20~60 ℃
storage humidity: 0~99% rh (no condensed water drops)
operating temperature: 0~50 ℃:
operating humidity: 0~95% rh (no condensed water drops)
size
130×80×60 mm
package content
host machine, manual, power adapter
origin: china