Chp 5 antenna installation, Antenna power – Comtech EF Data MIDAS Site Preparation Requirements User Manual
Page 23
Site Preparation Requirements, Operator’s Guide, Rev.2
Antenna Installation 5-1
5555
55555555
....
........
A
A
A
A
A
A
A
A
A
A
A
A
nnnn
nnnnnnnn
tttt
tttttttt
eeee
eeeeeeee
nnnn
nnnnnnnn
nnnn
nnnnnnnn
aaaa
aaaaaaaa
IIII
IIIIIIII
nnnn
nnnnnnnn
ssss
ssssssss
tttt
tttttttt
aaaa
aaaaaaaa
llll
llllllll
llll
llllllll
aaaa
aaaaaaaa
tttt
tttttttt
iiii
iiiiiiii
oooo
oooooooo
nnnn
nnnnnnnn
A
A
n
n
t
t
e
e
n
n
n
n
a
a
I
I
n
n
s
s
t
t
a
a
l
l
l
l
a
a
t
t
i
i
o
o
n
n
CAUTION
When designing the antenna pad or the antenna superstructure, observe the
following:
1. Refer to the OEM installation requirements for all antenna-
engineering specifications.
2. Refer to the building’s structural engineer for all building
specifications.
3. Refer to government installation requirements for all government
rules, regulations, and permits.
A
A
n
n
t
t
e
e
n
n
n
n
a
a
P
P
o
o
w
w
e
e
r
r
Observe the following:
To Prevent Ground Loops and
RFI/EMI Interference
The antenna support structure shall be connected to a station
ground.
Lightning Preventive Measure
The lightning rod of the antenna shall be connected to a lightning
ground.
Antenna Equipped with
Tracking System and/or de-
icing heaters
The AC power requirements shall be provided at the antenna in
accordance with manufacturer’s specifications.
Separate Utility Service (AC)
Power
AC power shall be provided at the antenna for power hand tools
and test equipment for use during the installation and testing of
the antenna.