802400-00
SO#1268
2. BAS
2.1. Site
Site pre
operatio
requirem
2.2. Fibe
A single
allowabl
operatio
All optic
than -50
two way
oscillatio
single la
isolator
result in
significa
extreme
the AIU
Syntonic
througho
against
be used
Physica
minimize
NOTE:
Syntoni
OIM and
The mo
single d
the link
connect
connect
NOTE:
Never c
power
cleaning
003 Rev A
8
SIC SYSTEM
e Preparatio
paration is
on of the F
ments for a
er Optic Ca
e-mode opt
le optical lo
on.
cal connect
0 dB optica
ys. First, the
ons which m
arge reflect
as well as
n an unstab
antly elevat
e cases, the
is tripped, r
cs recomm
out the en
poorly term
d to connec
l Contact (
e reflection
ics recomm
d AIU in or
st common
irty connec
. For this
ors in ac
ors are ma
clean optic
levels as
g materials
M INSTALL
on
the single
ORAX-DAS
trouble-free
abling
tical fiber is
oss betwee
ions in the
l. Large op
e reflection
modulate n
tions, each
a seconda
ble oscillato
ted RF noi
e noise floo
resulting in
mends optic
tire fiber in
minated fibe
ct to the OI
(PC/UPC) c
s.
mends the
rder to min
n cause of
ctor can ca
reason, gr
ccordance
ted.
al connect
low as +
s.
FO
US
LATION
most impor
S system. T
e installatio
s required
n the OIM
link canno
ptical reflect
s generate
noise onto t
laser in th
ary externa
ory mode w
ise floor w
or can beco
degraded
cally aligne
nstallation.
ers and ref
M and AIU
connectors
fewest po
nimize opti
unacceptab
ause optica
reat care s
with man
tors carryi
+15 dBm
ORAX-DAS
ER GUIDE
5 of 16
rtant factor
The followi
on.
for each F
and AIU is
ot generate
tions can d
feedback
the RF sig
he FORAX
al isolator. S
within the o
which drasti
ome sufficie
system per
ed Angled
APC con
flections. A
U. Any patc
s should be
ossible APC
cal losses
bly high op
l losses gre
should be
nufacturer
ng light w
(32 mW)
in the ease
ing paragra
FORAX-DAS
5 dB optic
combined
egrade FO
into the las
nal. In orde
system is
Secondly, r
optical fibe
ically reduc
ently elevat
rformance.
Physical C
nnections
At a minim
ch cable tha
e longer th
C patch co
and optic
ptical loss is
eater than
taken to t
recommen
with a wet c
may caus
e of installa
aphs outlin
S channel.
cal for full p
optical ref
ORAX-DAS
sers causin
er to mitiga
equipped w
reflective c
er. This mo
ces receive
ted that the
Contact (AP
provide the
um APC co
at transition
han 30 met
onnections
al reflectio
s dirty fibe
the entire
thoroughly
ndations e
cleaning pr
se explosi
ation and pr
e the minim
The maxim
erformance
flections gre
performan
ng optical p
ate the effe
with an inte
connections
ode results
e sensitivit
e RF detect
PC) conne
e best def
onnectors
ns from AP
ters in orde
s between
ons.
r connecto
loss budge
clean all
each time
roduct. Op
ve ignitio
roper
mum
mum
e link
eater
ce in
ower
ect of
ernal
s can
in a
ty. In
tor in
ctors
fense
must
PC to
er to
the
rs. A
et for
fiber
the
ptical
n of
