Plant photosynthesis meter

HD-GH10 plant photosynthesis meter can measure gas CO2 concentration, air temperature and humidity, plant leaf temperature, light intensity, gas flow and other factors, and calculate the four major photosynthesis indicators of plant photosynthesis (respiration) rate, transpiration rate, intercellular CO2 concentration and stomatal conductance. It has a wide range of application prospects in experimental courses of many majors such as biology, agronomy, horticulture, forestry, insects, microorganisms, and animals.

Measurement items:

Non-diffusive infrared CO2 analysis

Leaf temperature

Photosynthetically active radiation (PAR)

Leaf chamber temperature

Leaf chamber humidity

HD-GH10 photosynthesis meter analyzes and calculates:

Leaf photosynthesis (respiration) rate

Leaf transpiration rate

Intercellular CO2 concentration

Stomatal conductance

Water utilization rate

Technical indicators:

CO2 analysis:

Dual-wavelength infrared carbon dioxide analyzer with temperature regulation, measurement range: 0-3000ppm, resolution: 0.1ppm; accuracy 3ppm. Carbon dioxide measurement is not affected by temperature changes, with stability, high accuracy, and sensitive response. Carbon dioxide difference collection can be completed within 1 second.

Leaf chamber temperature:

German Heraeus high-precision digital temperature sensor, measuring range: -20-80℃, resolution: 0.1℃, error ±0.2℃

Leaf temperature:

Platinum resistance, measuring range: -20-60℃, resolution: 0.1℃, error ±0.2℃

Humidity:

Swiss imported high-precision digital humidity sensor:

Measuring range 0-100%, resolution: 0.1%, error ≤ 1%

Photosynthetically active radiation (PAR):

Silicon photocell with correction filter

Measuring range: 0-3000µmolm ㎡/sec, accuracy <1µmolm ㎡/sec. Response wavelength range: 400～700nm

Flow measurement: Glass rotor flowmeter, flow rate can be set arbitrarily within the range of 0-1.5L, error: 1%, <±0.2% within the range of 0.2～1L/min, air pump flow rate can be set as needed, and the effect of different gas flow rates on photosynthesis can be measured, and the gas flow rate is stable.

Leaf chamber size: standard size 55×20mm, other sizes can be customized according to customer needs

Operating environment: temperature -20℃—60℃, relative humidity: 0-100% (no condensation)

Power supply: DC8.4V lithium battery, can work continuously for 10 hours

Data storage: memory 16G, expandable to 32G.

Data transmission: USB connection to computer can directly export excel table data.

Display: 3.5" TFT true color LCD color display, resolution 800×480, clearly visible under strong light

Volume: 260×260×130mm

Weight: 3.25kg for main unit

Product features:

Multi-function: Simultaneously measure photosynthetic rate, transpiration rate, intercellular carbon dioxide concentration, stomatal conductance and water use efficiency, as well as carbon dioxide concentration, relative humidity, photosynthetically active radiation, air temperature and leaf temperature

Stability: With the addition of a dual-wavelength infrared carbon dioxide analyzer with temperature regulation, the accuracy of carbon dioxide measurement is not affected by temperature changes. It is also stable, accurate and sensitive, and can complete carbon dioxide difference acquisition within 1 second. The air pump flow rate can be set as needed, and different gas flows can be measured. The effect of the amount on photosynthesis, the gas flow is stable.

Intelligent: Multi-information Chinese menu display and cursor-guided operation, instant display and storage of the measurement process and final results

Small size, light weight, portable, single-person operation

Wide application: HD-GH10 plant photosynthesis meter is equipped with different types of leaf chambers (respiratory reactors) and can be widely used in the measurement of leaves of different shapes of various plants such as field crops, fruit trees, vegetables, forests, forage, etc. and the respiration of soil, seeds, insects, etc.

High cost performance: low price, low use cost, easy maintenance

Optional accessories for HD-GH10 photosynthesis meter:

Leaf chamber: (You can choose any one, other sizes can be customized)

Type I: (25×25mm)

Type II: (55×20mm) Standard

Type III: (65×10mm)

Group assimilation chamber: Volume: 15 liters. Other sizes can be customized

Soil respirator: Volume: 1.4 liters. Other sizes can be customized

Light source: External plug-in LED red and blue light source, adjustable range 0-3000µmolm ㎡/second. Any light intensity value can be manually set.

GPS positioning: With GPS positioning function, the latitude and longitude of the measurement location can be displayed in real time

Product's Website：http://en.huoerd.com/ghzycdy/133.html