Instruction manual

3
Contents
Summary .. .. .. .. .. .. .. .. .. 2
1. Background and Theory .. .. .. .. .. .. 5
1.1 The origin of heat-pulse .. .. .. .. .. 5
1.2 Idealized heat-pulse theory .. .. .. .. .. 5
1.3 Wound corrections to the heat-pulse theory .. .. .. 6
1.4 Converting heat-pulse velocity to sap flow .. .. .. 10
1.5 Measuring the volume fractions,
F
M
and
F
L
.. .. .. 10
1.6 Estimating volumetric sapflow .. .. .. .. 11
2. Instrumentation .. .. .. .. .. .. .. 12
3. Connecting up the logger and getting it going .. .. .. 13
3.1 Assembling the necessary hardware .. .. .. .. 13
3.2 Connecting the HPV unit to the datalogger .. .. .. 13
4. Installing the heat-pulse probes .. .. .. .. .. 14
4.1 Checking if the probes are OK .. .. .. .. 14
4.2 Procedure for installing probes .. .. .. .. 15
4.3 Testing if everything is working .. .. .. .. 16
5. Installing the datalogger software .. .. .. .. .. 16
5.1 Files in A:\LOGGER .. .. .. .. .. .. 16
5.2 Files in A:\CAMP .. .. .. .. .. .. 17
5.3 Downloading programs to the logger .. .. .. .. 17
5.4 Review of logger modes .. .. .. .. .. 18
5.5 Retrieving data from logger .. .. .. .. .. 18
5.6 Operation of the logger program - C10-HP3.DLD .. .. 18
5.7 Listing of the logger program - C10-HP3.CSI .. .. 20