Site considerations
98-175666-C
Chapter 2: Installation
2-7
ADU mast flange (S1000 antenna)
For best performance, do as follows:
1. Provide a mast flange with a minimum of four gusset plates.
2. Fit the top of the ADU mast with a flange with clearance holes matching the
bushings in the radome and with minimum 4 gusset plates. No center hole is
necessary in the flange.
•
Flange thickness
: Minimum 15 mm.
•
4 gusset plates
: Minimum 15 mm thick, must be placed as close as possible to
the holes in the mounting plate while leaving space for the bolt head and
welded seam.
3. Make sure that the flatness on the mast mount plateau is below 3,0 mm.
Figure 2-5: ADU mast flange, top and side view (S1000)
Figure 2-6: ADU mast flange, recommended flatness on the mast mount plateau
Gusset plates
(15 mm thick)
15 mm
Max. 440 mm