Chapter 4 _________________________ Installation of the Weather Station Components to the Mast
VAISALA _______________________________________________________________________ 89
The following numbers refer to Figure 73 on page 88.
1 = Lightning rod
2 = Heated Ultrasonic Wind Sensor
3 = Obstruction light
4 = Guy wires
5 = Tiltable mast
6 = Sensor arm
7 = Present Weather Sensor
8 = Lightning Detector
9 = Radiation shield protecting the logger tube and Power Supply
and Connection Unit
10 = Sensor Arm with Rain Gauge and Air Temperature and
Relative Humidity Sensor
11 = Ceilometer
Mounting the Radiation Shield
The radiation shield protects the logger tube and power supply and
communication unit, which is equipped with AC/DC power supplies,
battery regulator, backup battery, and communication devices. The
rear view of the radiation shield is shown in Figure 74 below.
0306-037
Figure 74 Mounting the Radiation Shield
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