KVH Industries TracNet H30, Installation Manual

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5
TracNet H30 Installation Guide
Plan the Antenna Installation
Pedestal Structure Requirements
If a pedestal is going to be used, it must meet the following
minimum requirements
.
Note: If the pedestal exceeds 3.28 ft (1 m), braces must be
placed at 120° intervals. Sizing is based on Structural Steel
Tubing 60,000 psi (415 MPa) minimum yield. For more
details, refer to the Pedestal Specs Wizard (
www.kvh.com/
pedestalspecs ).
Note: The ship’s crew is responsible for fabricating and
installing the pedestal.
Figure 3: Pedestal and Brace Dimensions
Pedestal
Height (A) 3.28 ft
(1 m) 6.56 ft
(2 m) 9.84 ft
(3 m) 13.12 ft
(4 m)
Tube OD
(B)
5.0"
(127
mm) 5.0"
(127
mm) 5.0"
(127
mm) 8.0"
(203.2
mm)
Tube Wall
Thickness
(C) 0.25"
(6.35
mm) 0.25"
(6.35
mm) 0.25"
(6.35
mm) 0.5"
(12.7
mm)
Brace
Height (D)
N/A 5.25 ft
(1.6 m) 7.35 ft
(2.24
m) 9.12 ft
(2.78
m)
Brace OD
(E)
N/A 2.25"
(57.15
mm) 4.5"
(114.3
mm) 7.0"
(177.8
mm)
Brace
Thickness
(F) N/A 0.25"
(6.35
mm) 0.25"
(6.35
mm) 0.25"
(6.35
mm)
Brace
Angle (G)
N/A 25º 25º 25º