North, Measurements – Campbell Scientific TurfWeather Weather Station User Manual

Page 30

TurfWeather Weather Station

FIGURE 5-9. Accurate wind direction measurements require the

reference line on the wind direction sensor (right) to be aligned with

Magnetic North

4. Firmly tighten the U-bolt nuts.

5. If the guy-wire kit has been installed, assure that its orientation will not

interfere with the solar panel (if one is installed) then evenly tighten the

turnbuckles to tension the guy-wires.

6. Confirm the weather station is level by viewing the bubble level on top of

the weather station (FIGURE 5-10). Minor adjustments can be made by

tightening or loosening the appropriate guy-wire turnbuckle, placing shims

between the weather station base and the top of the mast or pole, or

loosening the mast bolts at the top and bottom of the tripod and shifting

the vertical orientation.

FIGURE 5-10. The bubble level (in red box) confirms the station is

level, which is required for accurate rainfall and solar radiation

measurements

7. Connect the power source that will recharge the internal sealed

rechargeable battery. If using a solar panel, follow the steps provided in

Section 5.4.5, SP5 Solar Panel Installation. If using an external power

Bubble Level