FB 250+ Installation Manual
Page 14 of 33
With the understanding of the large obstacle, it helps in the decision of the installation site
with the reduction of the physical obstruction.
2.1.5 Antenna Mast
The antenna unit should be located at least 3-meter away from the ship’s mast having a
diameter of less than 15cm.
For FX 150 ADU,
if the antenna mast is available on the vessel and it is free of any shock or
vibration, its physical size shall support the weight and size of that FX 150 ADU. An example
of the antenna mast is illustrated as below.
The mast should provide the internal hole for the installation of the coaxial cable.
The flange (known as the top plate) of the mast shall meet the dimensions of the ADU’s
mounting base, where there are 6 holes.
The rubber gasket is required to be inserted between the ADU mounting base and the
flange
.
A : Use M6x20 Hex Head Screw
bolts (6x) into the threaded holes
of ADU Mounting Base for
mounting the ADU.
