Kipp&Zonen SOLYS 2 Sun Tracker - Manual (Page 42)

4.12 SHADING BALL RODS ASSEMBLY
The position of the shading balls depends on the type (height) of the sensor.
Below in figure 4.16 and 4.14 two different positions are described for the CMP / CGR radiometers with and
without ventilation unit. Be sure to use the right position in your situation.
Figure 4.16: Shading Ball Rods for Kipp & Zonen radiometers without Ventilation unit (CVF 3)
Figure 4.14: Shading Ball Rods Installation for Kipp & Zonen radiometers with Ventilation unit (CVF 3)