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LWS Dielectric Leaf Wetness Sensor
3
6.
In
Output Setup
, type the scan rate, meaningful table names, and the
Data Output Storage Interval
.
7.
Select the output options.
8.
Click
Finish
and save the program. Send the program to the data logger if
the data logger is connected to the computer.
9.
If the sensor is connected to the data logger, check the output of the sensor
in
LoggerNet
,
PC400
,
RTDAQ
, or
PC200W
to make sure it is making
reasonable measurements.
Short Cut
uses the execution interval to make the minutes wet, dry,
and contaminated calculations (Section
Minutes Wet or Contaminated, and Minutes Wet
(p. 7)
). You need
to take this into account while editing the
Short Cut
program.
5. Overview
5.1 Measurement
The LWS measures the dielectric constant of a zone approximately 1 cm from
the upper surface of the sensor.
The dielectric constant of water (≈80) and ice
NOTE