Product introduction:
Hly-EXGH2 can measure CO2 concentration, air temperature, leaf temperature, air humidity, leaf chamber humidity, photosynthetically active radiation intensity and other factors by open circuit measurement and closed circuit measurement, and calculate the photosynthetic rate, transpiration rate, intercellular CO2 concentration, stomatal conductance, water use efficiency and other indicators of plants. HLY-GH2 plant photosynthesis instrument has a wide application prospect in many professional experimental courses, such as biology, agronomy, horticulture, forestry, insects, microorganisms, animals and so on.
Features:
1. Multi function: simultaneous determination of photosynthetic rate, transpiration rate, intercellular carbon dioxide concentration, stomatal conductance and water use efficiency, as well as carbon dioxide concentration, air humidity, leaf room humidity, photosynthetically active radiation, air temperature, leaf temperature and other indicators；
2. Intelligent: multi information Chinese menu display and cursor guided operation, real-time display and storage of measurement process and final results on screen;
3. Easy to carry: small size, light weight, portable, single person operation.
Parameters:
1. Non diffusion infrared CO2 analysis
2. Photosynthetically active radiation (PAR)
3. Blade temperature
4. Leaf chamber humidity
5. Air temperature
6. Air humidity
7. Photosynthetic rate
8. Transpiration rate
9. Intercellular CO2 concentration
10. Stomatal conductance
11. Water use efficiency
Technical data:
1. CO2 analysis: non diffusion infrared CO2 analysis
Measurement range: 0-2000 μ mol / mol / 0-1500 μ mol / mol, optional
Resolution: 0.1 μ mol / mol
Accuracy: ± 3 μ mol / mol
2. Air temperature: high precision digital temperature sensor imported from Switzerland
Measurement range: - 20-60 ℃
Resolution: 0.1 ℃
Accuracy: ± 0.2 ℃
3. Blade temperature: German Holly's high precision platinum resistor
Measurement range: 0-60 ℃
Resolution: 0.1 ℃
Accuracy: ± 0.2 ℃
4. Air humidity: high precision digital humidity sensor imported from Switzerland
Measurement range: 0-100%
Resolution: 0.1%
Accuracy: ≤± 3%
5. Chamber humidity: high precision digital humidity sensor imported from Switzerland
Measurement range: 0-100%
Resolution: 0.1%
Accuracy: ≤± 3%
6. Photosynthetically active radiation (PAR): silicon photocell with correction filter
Measurement range: 0-3000 μ molm ^ / S
Accuracy: ± 5%
Response wavelength range: 400 ~ 700nm
7. Flowmeter: micro electronic flowmeter
Measurement range: 0-1.0 L / min
Resolution: 0.01l/min
Accuracy: 3%
8. Blade chamber size: standard blade chamber size 55 × 20mm, other sizes can be customized according to customer demand. After sandblasting and oxidation treatment, the surface of blade chamber is smooth and beautiful.
9. Host parameters:
Working environment: temperature: 0 ℃ - 50 ℃
Relative humidity: 0-100% (no water vapor condensation)
Power supply: dc7.4v lithium battery, can work continuously for 12 hours
Data storage: 2GB SD card
Display: 320 × 240 dot matrix, Chinese interface
Volume: 260 × 260 × 130mm
Weight: 3.5kg;
Optional accessories:
Type I (20 × 20 mm, window area 4 cm 2), type II (55 × 10 mm, window area 5.5 cm 2),and type II (55 × 10 mm, window area 5.5 cm 2);
Type III (φ 11.3mm, window area 1cm2)
Light source: plug in LED red and blue light source, light intensity range: 0-3000 μ molm ^ / s,
Any light intensity value can be set manually and automatically
GPS positioning: it can display and save the longitude and latitude of the survey site in real time
Group assimilation chamber: Volume: 2 liters. Other sizes can be customized
Soil respirator: Volume 1.4 L. Other sizes can be customized
