Clear-Com PS-10 User Manual

III
System
Interconnection,
continued
together.
The
chassis
is
insulated
wiring,
you
can
use
that,
whether
0
from
the
signal
ground
with
a
capa-
it's
shielded
or
not.
citor
(.01
microfarad,
1.4
kv).
This
eliminates
the
hum
and
poten-
If
you're
NOT
using
conduit,
and
tial
shock
hazard
that
can
arise
if
the
intercoms
don't
share
a
common
intercom
stations
are
at
a
diffe-
ground,
it
is
good
engineering
rent
ground
potential-
practice
to
run
an
additional
ground
wire
to
tie
together
all
the
chassis
(this
decreases
susceptibi-
If
the
conduit
already
has
Class
II
lity
to
electrical
noise
fields)-
SYSTEM
SET-UP
PROCEDURE:
1)
Route
cable
from
the
rear
panel
connectors
on
the
PS-10
to
the
Remote
Sta-
tions.
Use
any
or
all
of
the
connectors
on
the
power
supply.
The
pin-out
assignment
on
all
Clear-Com
intercom
connectors
is:
Pin
1--
COMMON
Pin
2--
+VDC
Pin
3--
INTERCOM
AUDIO
Route
cable
away
from
heavy
AC
power
sources,
such
as
lighting
panels
or
electric
motors.
In
permanent
installations,
install
cable
in
accordance
with
local
building
codes.
2)
Set
the
termination
on/off
switch
on
the
PS-10
rear
panel
to
the
"on"
posi-
tion
if
the
unit
is
the
only
power
source
in
the
system.
3)
Plug
in
the
PS-10
power
cord
to
a
source
of
115
VAC.
Turn
on
the
power
switch
(which
lights
up
when
activated).
4)
Set
the
individual
volume
controls
for
ideal
listen
levels
at
the
Remote
Stations.
220
VAC
OPERATION
1)
To
operate
from
220
VAC,
unscrew
the
rubber
feet
(or
screws)
from
the
bottom
of
the
PS-10,
remove
the
two
screws
that
secure
the
handle
to
the
top
of
the
unit,
then
remove
the
cover.
2)
Refer
to
the
system
schematic
included
in
this
manual,
and
re-wire
the
trans-
former
as
shown,
using
the
appropriate
power
cord.
3)
Remove
the
internal
fuse
and
replace
it
with
a
1/8a,
slo-blo
fuse.
4)
Replace
cover,
handle,
and
feet/bottom
screws.
6

Clear-Com PS-10 Specifications

General

Brand	Clear-Com
Model	PS-10
Category	Power Supply
Language	English