User's Manual Part 1
10
4. Lightning & ESD Protection
Proper grounding is extremely important for outdoor devices. Pharos
CPEs provide two methods to protect the devices from damage of
lightning and ESD attacks as shown in the î gure below.
Shielded CAT5e Cable with
Ground Wire & PoE Adapter
with Earth Ground
Grounding Terminal and Cable
CPE
Shielded CAT5e Cable
with Ground Wire
PoE Adapter
with Earth
Ground
Grounding
Terminal
Grounding
Cable
Earth Ground
Two Methods:
2
2
1
1
1
1
In most cases, adopting either of the two methods can be adequate, but
adopting both of them can oî er more eî ective protection.