ET107 Weather Station
17
FIGURE 5-9. ET107 crossarm mounting
1.
Adjust the bolts at the base of the pole to vertically level the top section of
the mounting pole.
2.
Remove the front lid and the protective connector cover from the back of
the enclosure by loosening the one Phillips screw at the bottom of the
cover.
3.
Place the crossarm on top of the enclosure, lining up the four threaded
holes on the underside of the arm with the four holes in the top of the
enclosure.
4.
Attach the arm to the enclosure by inserting and tightening four Phillips
head screws (FIGURE
).
5.
Adjust the position of the enclosure so that the crossarm is oriented along a
due north to due south axis with the rain gage and solar radiation sensor
(pyranometer) on the south side for northern latitudes and the reverse for
southern latitudes.
5.5.3 RH and Temperature Radiation Shield Installation Procedure
1.
Remove the two knurled thumb screws taped underneath the crossarm.
2.
Remove the yellow shipping cap from the end of the temperature/relative
humidity sensor (FIGURE
and FIGURE
).
