Product Introduction:

The photosynthesis analyzer adopts a closed-loop measurement method to measure factors such as gas CO2 concentration, air temperature and humidity, plant leaf temperature, light intensity, gas flow rate, etc., and calculate photosynthetic rate, transpiration rate, intercellular CO2 concentration, stomatal conductance, water use efficiency and other photosynthetic indicators of plants. It has broad application prospects in many professional experimental courses such as biology, agriculture, horticulture, forestry, insects, microorganisms, animals, etc

Measurement items of photosynthesis analyzer:

Non diffusive infrared CO2 analysis

Leaf temperature

Photosynthetically active radiation (PAR)

Leaf chamber temperature

Leaf chamber humidity

Photosynthesis analyzer analysis and calculation:

Leaf photosynthetic rate (Pn)

Leaf transpiration rate (Tr)

Pore conductance (Gs)

Intercellular CO2 concentration (Ci)

Water use efficiency (WUE)

Can increase respiratory rate measurement (Rd)

Technical indicators of photosynthesis analyzer:

CO2 analysis:

Dual wavelength infrared carbon dioxide analyzer with temperature regulation added, measuring range: 0-3000ppm, resolution: 0.1ppm; Accuracy of 3ppm. Carbon dioxide measurement is not affected by temperature changes, and has stability, high accuracy, and sensitive response. The 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, measurement range: -20-60 ℃, resolution: 0.1 ℃, error ± 0.2 ℃

Humidity:

Swiss imported high-precision digital humidity sensor:

Measurement range 0-85%, resolution: 0.1%, error ≤ 1%

Photosynthetically active radiation (PAR):

Silicon photovoltaic cell with correction filter

Measurement range: 0-3000 µ mol · m-2 · s-1, accuracy<5 µ mol · m-2 · s-1 Response wavelength range: 400-700nm

Flow measurement: Glass rotor flowmeter, flow can be set arbitrarily within the range of 0-1.5L, and the airflow is stable. Error: 1%, within the range of 0.2 to 1L/min<± 0.2%. The flow rate of the air pump can be set as needed, and the effect of different gas flow rates on photosynthesis can be measured. 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: 0-85% (no condensation of water vapor)

Power supply: Large capacity DC8.4V lithium battery, can work continuously for 15 hours on a single charge (without connecting an external light source)

Data storage: 16GB of memory, expandable to 32GB.

Data transfer: USB connection to the computer can directly export data.

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

Volume: 260 × 260 × 130mm

Weight: Host 3.25kg

Product features of photosynthesis analyzer:

Multifunctional: Simultaneously measure photosynthetic rate, transpiration rate, intercellular carbon dioxide concentration, stomatal conductance, and water use efficiency, as well as ten indicators including carbon dioxide concentration, relative humidity, photosynthetically active radiation, air temperature, and leaf temperature

Stability: Equipped with a temperature regulated dual wavelength infrared carbon dioxide analyzer, the measurement accuracy of carbon dioxide is not affected by temperature changes, and it has the characteristics of stability, high accuracy, and sensitive response. The carbon dioxide difference collection can be completed within 1 second. The flow rate of the air pump can be set as needed to measure the impact of different gas flow rates on photosynthesis, and the gas flow rate is stable.

Intelligence: Multi information Chinese menu display and cursor guidance operation, instantly displaying and storing the measurement process and final results on the screen

Small size, light weight, portable, single person operation

Widely applicable: equipped with different types of leaf chambers (respiratory reactors), it can be widely used for the determination of different shapes of leaves in various plants such as field crops, fruit trees, vegetables, forests, and grasses, as well as for the respiration of soil, seeds, insects, etc

High cost-effectiveness: Low price, low usage cost, easy maintenance

Optional accessories for photosynthesis analyzer:

Leaf chamber: (optional)

Type I: (20 × 20mm)

Type II: (55 × 20mm)

Type III: (55 × 10mm)

Type IV: Round with a diameter of 11.3mm

GPS positioning: can be equipped with GPS positioning function, which can display the latitude and longitude of the measurement location in real time

Group assimilation box: Volume: 2 liters. Other sizes can be customized

Soil respirator: diameter 100mm, height 200mm. Other sizes can be customized

Light source: external plug-in LED red and blue light source, adjustable range 0-3000 µ mol · m -2 · s-1. The intensity value can be set by the instrument. Optional red, white, and blue light sources, with red light at 660nm, blue light at 455nm, and high-efficiency white light.