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 light/sound alarm settings, low drift and high performance.
QT-CO2 Carbon Dioxide/temperature/humidity 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
　
Beijing Tel: +86-10-62111044 / Fax: +86-10-62114847 / Add: Suite 6B13 Huajie Plaza, 13 Dazhongsi, Haidian District, Beijing 100098, China
Sales: Sales@Qudao.com.cn / Support: support@qudao.com.cn
Sales Enquirer:
Payment method is PAYPAL and Bank TRANSFER
Name: Steve Bertrand
E-mail: stevebertrand71@gmail.com
Phone Number : +16617765196
Phone Number : +447024072964
NOTE: Our prices are in U.S. Dollars!
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Product description: The QT-SM01 is a soil moisture meter, consisting of a soil moisture sensor and a portable data logger. It can apply to agriculture, forestry, environmental protection, water conservancy, meteorology and other sectors for soil moisture monitoring, irrigation, greenhouse control and precision agriculture. The meter can be used to rapidly measure the moisture of various types of soils at upper and lower layer. It is able to meet the requirements of soil moisture monitoring,
Product description: QT-PH350 is a sophisticated but durable pen-like pH meter with independent electrodes. It can be used for several years if it is operated correctly.
QT-PH350 Soil pH Meter
Features
Standard accessories include detachable pH test pen, pH electrode and pH 4, pH 7 standard solution
Nib type pH electrode is the ideal probe for measuring permeable object, such as soil, meat, cheese etc., the electrode is embedded in a solid glass pen
Detachable pH probe can be used for
Product description：QT-CO2 is a fast response carbon dioxide meter with built-in temperature compensation function. It can accurately detect CO2 within the whole temperature range. It is equipped with a ceramic base which has better thermal conductivity, therefore the preheating response is between 2 to 5 minutes.
QT-CO2 Carbon Dioxide Meter
Feature:
GPS coordination can be recorded
Record data Automatically or manually
Wireless data transmission via Wi-Fi
Recognize sensors by
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Product description: Double ring infiltrometer is a simple device used to measure the rate of water infiltration into soil. Water infiltration rate is the water flows into a unit cross section of soil per unit time. It can be calculated by the measuring results and Darcy's law.
QT-IN12-W Double Ring Infiltrometer
The standard device includes several sets of stainless steel rings with different diameter, which can deal with several measurements at the same time to get accurate and reliable
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