Yaxin-1301
Porometer
Characteristics：
Measure of leaf transpiration rate and stomata conductance
Research of water utilization in a drought area
Physio – ecological research and education of water in botany
Application
1. Measure of leaf transpiration rate and stomata conductance
2. Research of water utilization in a drought area
3. Physio – ecological research and education of water in botany
Features
1. Measure of a leaf on or off the stem
2. Easy to operate with friendly interface.
3. 1400 data of measurement stored
4. RS232 interface for data transmission to a computer
5. Easy to take for use in field, with rechargeable battery
Specification
1. Humidity sensor: Humidity sensitive capacitor
Humidity range: 0 – 100 % RH
Resolution: 0.1 % RH
Error: < ±2 % （0 – 80 %）
< ±4 % （80 – 100 %）
2. Air temperature: By thermosesitive resistance
Range: 0 – 50 ℃
Error: < ±0.2 ℃
3. Leaf temperature: By thermocouple
Range: 0 – 50 ℃
Error: <±0.2℃
4. Flow meter: Miniature electronic flow meter
Range: 0 - 1 L∕min
Error: < ±2 %
5. Display: 20×2 LCD
Data store: 32KB
Data output: RS232 Interface
Power supply: 6V, 7AH Rechargeable battery with a charger
Operation ambient: 0 – 50 ℃, 0–100% RH
