After the pictures below were taken, the sensor package
was moved
to another corner of the roof.
Weather station wireless sensor package. Photovoltaic panel is
on front
of white
enclosure at front of package. The 900 MHz
transmitter stub antenna can be
seen
protruding just above
the white enclosure at the top-right. The black
truncated cone
houses the rain sensor. Below the cone are temperature and
humidity sensors
in
a ventilated cylindrical enclosure. Above
and to the left of the sensor package is the spring, insulator
and wire of an unrelated long-wire antenna.
Weather station wind direction and speed sensors - conventional
vane and
anemometer.
Vane is oriented True North.
Weather station building mounting arrangement and structure details.
The pipe mount is
2 in. galvanized rigid steel conduit that tapers to
3/4 in. GRSC on which the
wind sensors
are mounted.
Long view of overall installation on building roof at upper-center of
photograph. The original weather station package was installed in 1998
but entirely replaced in April 2008.
