Technical information

DATA TRANSFER
3/31/2008 Rev. 4.3 6-3
A SAMPLE DATA FILE
Internal T Flow Pressure PAR
T
air
T
leaf
CO
2in
CO
2out
H
2
O
in
H
2
O
out
W
27.5 0.3 100.09 2175 31.1 32.8 344.9 333.0 1.09 1.10 3.12
27.5 0.3 100.09 2011 31.2 32.9 339.9 328.2 1.23 1.25 2.78
27.5 0.3 100.09 2230 31.2 33.1 365.7 337.9 1.20 1.23 2.66
Pn E C RHin RHout intCO2 Year Month Date H Min S
12.5 3.12 3.27 35.1 37.2 325.0 03 8 3 6 59 38
13.1 2.78 2.16 35.4 36.9 310.5 03 8 3 6 59 48
21.6 2.66 1.54 35.3 37 310.0 03 8 3 6 59 58
Where:
Internal T: Internal temperature for
the instrument
Flow: Flow rate
Pressure: Atmospheric pressure PAR: Photosynthesis Active
Radiation
T
air
: Air temp. T
leaf
: Leaf temp.
CO
2in
: Inlet CO
2
CO
2out
: Outlet CO
2
H
2
O
in
: Inlet water pressure H
2
O
out
Outlet water pressure
W: Mass flow rate Pn: Net photosynthesis rate
E: Transpiration rate C: Stomatal conductance
rate
RHin: inlet relative humidity RHout: Outlet relative humidity
int CO
2
Internal CO
2
concentration
Year: Current year
Month: Current month Date Current date
H, min and s: Time experiments
conducted