User's Manual

Page 18 of 39
Fleet One Terminal Installation Manual
2 INSTALLATION OF FLEET ONE TERMINAL
2.1 Installation of ADU
2.1.1 Overview
In general, any obstructing objects like a mast near the antenna unit can block reception or
transmission from the satellite’s line of sight. In addition, RF radiation emitting from the
antenna will affect the human body. When selecting a mounting location, it is important to
ensure that the antenna unit shall be free of severe vibration and shock and heat and smoke
from funnel. More guidelines will be detailed in the next sections.
2.1.2 Radiation Hazard
Radio wave can pose hazard to human body. Safe distances are changed, subjected to
country and ship construction. There is no standard formula to calculate safe distance. The
below guidelines are to be noted.
Fleet One ADU
WARNING: Keep away from the antenna radome at the mentioned
safe distance when it is transmitting. Microwave radiation can be
harmful to human body, particularly the eyes.
MICROWAVE RADIATION !
NO ADMITTANCE WITHIN SAFETY
DISTANCE
Safety distance
1m
A
NTENNA
UNIT