CID Bio-Science CI-340, Operation Manual

Table of Contents 

Introduction ................................................................................................................................................... 1

Infrared Gas Analysis (IRGA) ................................................................................................................ 1

Dispersive and Non-Dispersive IRGA .................................................................................................... 2

Photosynthesis Measurement Using IRGA............................................................................................. 2

Technical Information ................................................................................................................................... 3

Main Components of Gas Exchange Systems ........................................................................................ 4

Highlights of CI-340 ............................................................................................................................... 4

General Operating Instructions ...................................................................................................................... 7

Using the Keypad .................................................................................................................................... 7

File Menu ................................................................................................................................................ 8

Installation of the Battery ........................................................................................................................ 9

Interpretation of Parameters .................................................................................................................. 11

System Setup and Calibration ..................................................................................................................... 12

Calendar and Time Setup ...................................................................................................................... 13

Leaf/Air Temperature Sensor ............................................................................................................... 13

Atmospheric Pressure ........................................................................................................................... 13

Flow Rate .............................................................................................................................................. 14

CO2 and H2O General Overview ......................................................................................................... 15

CO2 Zero and CO2 Span Procedure ..................................................................................................... 17

H2O Zero and H2O Span Procedure .................................................................................................... 18

Data Transfer ............................................................................................................................................... 19

Downloading Data ................................................................................................................................ 20

Updating Software ................................................................................................................................ 21

Example of a Data File ......................................................................................................................... 22

Photosynthesis, Transpiration and Stomatal Conductance .......................................................................... 23

Taking Measurements ........................................................................................................................... 23

Closed and Open Systems ..................................................................................................................... 26

Terminology: ............................................................................................................................................... 28

Absolute, Differential and Continuous Mode ....................................................................................... 28

Photosynthesis ...................................................................................................................................... 28

Photosynthetic Active Radiation (PAR) ............................................................................................... 29

Transpiration ......................................................................................................................................... 29