Photosynthesis Measuring Instrument

Introduction:

The plant photosynthesis measuring instrument is an experimental instrument used to detect the photosynthesis of living leaves of plants in artificial climate chambers, greenhouses, greenhouses, fields, etc. The measurement content includes air CO2 concentration, environmental temperature and humidity, leaf temperature and humidity, leaf surface temperature, atmospheric pressure, photosynthetically active radiation (PAR), leaf photosynthetic rate (Pn), stomatal conductance (Gs), leaf transpiration rate (Tr), intercellular CO2 concentration (Ci), water use efficiency (WUE), respiration rate (Rd), transpiration ratio (TR), and a total of 15 parameters. It can be used for scientific research on plant growth physiology, photosynthetic physiology, stress physiology, etc. The plant photosynthesis measuring instrument is suitable for agricultural research, teaching, horticulture, grassland, forestry, etc. And a wider range of fields.

Product features:

• Intelligence: Adopting Android operating system and high-sensitivity touch screen. Efficient human-computer interaction, real-time display of measurement process, and better operational experience;

High stability: The dual wavelength infrared carbon dioxide analyzer, equipped with temperature regulation and atmospheric pressure measurement units, effectively improves the stability and accuracy of carbon dioxide. Effectively avoiding the drawbacks of excessive fluctuations in carbon dioxide values caused by temperature changes;

Multi functional: Simultaneously measure photosynthetic rate, transpiration rate, intercellular carbon dioxide concentration, stomatal conductance, and water use efficiency, as well as indicators such as carbon dioxide concentration, relative humidity, photosynthetically active radiation, air temperature, leaf temperature, and atmospheric pressure;

Customization: Users can customize and edit experimental notes according to measurement needs, and display Pn curve, Tr curve, photosynthesis curve, and humidity transpiration curve;

Data analysis: After the experiment is completed, multiple sets of data can be analyzed simultaneously to generate curve graphs with different colors for easy comparison of experimental data;

Large screen: 7-inch high-sensitivity touch screen, user-friendly interface, providing users with better data display.

• Data export: Supports WiFi, data can be uploaded wirelessly; At the same time, it supports copying data from USB flash drives without driver insertion and removal.

• Configure cloud platform: The detection results can be selectively or batch wirelessly transmitted to the platform, making it convenient for users to conduct long-term data management and visual analysis. Assist in scientific research.

Long battery life: It can be used continuously for 10-12 hours in the wild when fully charged.

• Convenience: Small size, light weight, portable with a suitcase, convenient for single person mobile testing;

Measurement parameters: 

Air CO2 concentration: Non diffusive infrared CO2 analysis measurement range 0-3000 μ mol/mol (ppm) resolution 0.0005 error ≤ 3% FS

Environmental temperature: Measurement range -20-80 ℃ Resolution 0.001 Error ≤± 0.2 ℃

Environmental humidity: measurement range 0-100% RH resolution 0.001 error ≤± 1% RH

Leaf chamber temperature: measurement range -20-80 ℃ resolution 0.001 error ≤± 0.2 ℃

Leaf chamber humidity: measurement range 0-100% RH resolution 0.001 error ≤± 1% RH

Leaf surface temperature: measurement range -20-60 ℃ resolution 0.001 error ≤± 0.2 ℃

Atmospheric pressure: Measurement range 30-110kPa Resolution: 0.01 Error ≤± 0.06kPa

Photosynthetically active radiation (PAR): measurement range 0-3000 μ mol/(m2 · s) silicon photovoltaic cell with correction filter, resolution 0.001, error ≤± 5 μ mol/(m2 · s)

Photosynthetic rate (Pn): Unit: μ mol/(m2 · s) Resolution: 0.001

Pore conductance (Gs): Unit: mmol H2O/(m2 * s) Resolution: 0.001

Transpiration rate (Tr): Unit: mmol H2O/(m2 * s) Resolution: 0.001

Intercellular CO2 concentration (Ci): Unit: μ mol/mol Resolution: 0.001

Water use efficiency (WUE): Unit: μ molCO2/molH2O Resolution: 0.001

Respiratory rate (Rd): Unit: μ mol/(m2 * s) Resolution: 0.001

Transpiration ratio (TR): Unit: μ molH2O/mmolCO2 Resolution: 0.001

Instrument parameters:

Leaf chamber size: standard 3.3 * 3.3cm

Main control chip: ARM Cortex-A7, RK3288/4-core, main frequency 1.88Ghz

Hardware memory: 1GB RAM, 16GB ROM

Data interface: USB interface

Power adapter: 100-240V, widely used both domestically and internationally.

Lithium battery capacity: 8000mAh

Charging indicator: Charging red light, fully charged green light

Host size: 325 * 160 * 230mm

Handle size: 250 * 30 * 48mm

Weight: The host weighs 4kg, and the handle weighs 0.7kg

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