Specifications
Main System
Main Unit:	On board IRGA for CO2/H2O Analysis, Flow Control, Display and Key Board, Leaf Chamber attachment facility and Battery.
Display:	LCD 40 x 6 characters or 320 x 60 pixel
Data Storage:	4 MB Internal FLASH RAM
Data output:	USB or RS232C PC Link Cable
Flow Rate:	100 ~ 1000 cm2 min-1 (1 lpm)
Power supply:	7.2 VDC, 3.2 mAh for 5 hours continuous use, extended hours of use with additional batteries. AC Adapter / Battery Charger supplied.
Weight:	1.5 Kg (3 Lbs) with Battery
Dimension:	450 mm x 53 mm x 48 mm
CO2 Analyser
Sensor:	Low power Non-Dispersive Infrared Gas Analyser. No sensitivity to motion, Stable analyser for accurate CO2 measurements
Chopping frequency:	1Hz
Sensors response time:	35 seconds
Source life:	5000 hours
Measuring Range:	0 to 2000 ppm (Standard) – 0 to 3000 ppm (Optional)
Resolution:	0.1 ppm
Repeatability:	±0.1 ppm (short term)
Accuracy:	< ± 2% up to 3000 ppm
Sample cell:	100 mm x 10.2 mm (3.94” L x 0.40” Dia)
Warm-up time:	Approximately 3 minutes
H2O Analyser
Sensor Type:	Humidity Sensitive Capacitor. Stable Analyser for accurate H2O measurements
Measuring Range:	0 to 100%
Resolution:	0.1%
Accuracy:	±2% at 10% RH, ±3.5% at 95% RH
Response time:	<15 sec
PAR Measurement
Sensor Type:	Filtered GaAsP – Photodiode
Measuring Range:	0 ~ 2500 µmol m-2s-1
Accuracy:	±5 µmol m-2s-1
Response time:	400 ~ 700nm
Chamber Temperature Measurement
Sensor Type:	Thermocouple
Measuring Range:	– 15 ~ 50°C
Accuracy:	±0.1°C
Leaf Temperature Measurement
Sensor Type:	Infrared Sensor
Measuring Range:	– 10 ~ 50°C
Accuracy:	±0.3°C

Specifications are subject to change.

Lightweight and optimized for single-handed operation

Stable analyzers for accurate CO2 and H2O measurements 

Accommodates open and closed system measurements

Infrared, non-contact leaf temperature measurement 

Ten interchangeable chambers customized for different leaf types

Custom soil respiration chamber

Control modules for light, temperature control, CO2 / H2O supply and chlorophyll fluorescence measurement 

Chlorophyll fluorescence and photosynthesis measured simultaneously