Kipp&Zonen SOLYS 2 Sun Tracker - Manual (Page 39)

4.9 MOUNTING KIPP RADIOMETERS WITHOUT VENTILATION UNIT
Figure 4.15 indicates the mounting holes in detail for mounting up to three Kipp radiometers
Figure 4.15: Kipp & Zonen radiometers mounting holes without Ventilation unit (CVF 3)
Figure 4.19 Kipp & Zonen Pyranometer Installation Diagram.