User's Manual
3-38
PMP320HDW2v1
Preliminary
JUL
2010
4
User
guide
PMP
320
Hardware
Installation
Installing
the
CMM4
Installing
the
CMM4
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Install
the
CMM4
outside
only
when
temperatures
are
above
–4°
F
(–20°
C).
The
gland
openings
and
the
bushings
and
inserts
in
the
gland
openings
are
rated
for
the
full
–40°
to
+131°
F
(–40°
to
+55°
C)
range
of
the
CMM4.
However,
for
dynamic
operations
(loosening,
tightening,
and
inserting),
they
are
compliant
at,
and
rated
for
,
only
temperatures
at
or
above
–4°
F
(–20°
C).
F
or
more
information
about
configuring
the
CMM4
device,
refer
to
the
Cluster
Manager
Module
located
at:
.
http://motorola.wirelessbroadbandsupport.com/software/
When
performing
the
installation
of
the
CMM4
unit,
remember
to:
•
install
the
CMM4
outside
the
communications
hut
whenever
possible.
•
do
not
mount
the
power
supply
inside
the
CMM4
enclosure.
•
use
200S
S
for
all
the
DC
cables
powering
the
CMM4.
•
label
all
the
CMM4
connections.
•
do
not
accidentally
toggle
the
default
switch
on
the
CMM4
during
installation.
•
use
the
provided
glands
for
all
connections
for
the
CMM4.
•
Use
drip
loops
at
all
the
transition
points
on
all
cables.
•
Ensure
that
the
pin
4
selector
in
the
surge
suppressor
is
set
isolated
(factory
default).
•
Connect
the
ground
bolt
on
the
CMM4
to
the
Earth
Ground.
•
Run
the
redundant
power
supplies
on
different
paths