User's Manual Part 1

Table Of Contents
18
4 Site Planning
4.1 Site Selection Criteria
The following are guidelines for selecting the installation location of the OS-Gemini ODU and
IDU.
4.1.1 ODU Site Selection
When selecting a site for the ODU the following should be taken into consideration:
That it is not possible for people to stand or walk inadvertently in front of the
antenna.
Height and location to achieve the best radio path
Height in relation to other objects with regard to lightning strikes
Protection from the weather
Aesthetics and planning permission issues
Distance from IDU and connected equipment (Maximum cable run ODU to
connected equipment is 100m)
Distance from the IDU to the ODU (Maximum cable run IDU to ODU is 60m)
4.1.2 IDU
Site Selection
When selecting a site for the IDU the following should be taken into consideration:
Availability of a mains electricity supply
Accessibility for viewing status indicators and pressing reset switch (See section
1.3.2 “The Indoor Unit (IDU)” and section 7 “Fault Finding”
Distance from ODU and connected equipment (Maximum cable run ODU to
connected equipment is 100m)
Distance from the ODU to the IDU (Maximum cable run ODU to IDU is 60m)