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DescriptionSon/all®
Centrifugesb.
Panel
Interlock
(installed
on
RC-5
models
only):
Located
behind
the
front
panel,this
device
will
interrupt
power
to
the
centrifuge
drive
system
if
the
panel
is
re¬moved.
Because
the
panels
are
mechanically
interlocked,
the
front
panel
must
beremoved
first.c.
Key
Switch
(installed
on
RC-5
models
only):
To
set
the
centrifuge
in
the
RUN
mode,the
starting
key
must
be
set
to
the
ON
position.
Once
the
instrument
is
in
the
RUNmode,
the
key
may
be
removed.Some
RC-5B
models
are
equipped
with
an
Automatic
Rate
Controller.
This
device
ex¬tends
the
functional
capabilities
of
the
centrifuge
by
providing
a
manually
controlled,automatically
programmed,
slow
start-up
feature.2-3.
Controls
and
IndicatorsControls
and
Indicators
for
the
RC-5
are
shown
in
Figure
2-1
and
in
Figure
2-2
for
theRC-5B.
Tables
2-1
and
2-2
describe
the
functions
of
controls
and
Indicators
shown
inFigures
2-1
and
2-2.
respectively.Table
2-1.
Function
of
Controls
and
Indicators
-
RC-5NamePositionFunctionMain
circuit
breaker
(12)Key
switch
(11)Set
on
and
offTurn
on
and
offDOOR
switch
and
lamp
(7)
Press
on
and
offON
switch
and
lamp
(10)REFRIG
lamp
(6)BRUSHES
lamp
(5)Press
on
and
off(momentarycontact)Applies
primary
power
to
circuits.Allows
centrifuge
to
be
placed
inRUN
mode.
May
be
turned
offand
key
removed
after
RUNmode
is
entered.Switch
permits
opening
doorduring
RUN
mode.
Lamp
lightswhen
switch
is
pressed
or
whenrotor
speed
is
below
100
rpm,indicating
that
door
may
beopened.Switch
places
centrifuge
in
RUNmode.
Lamp
lights
in
RUN
mode.Lights
when
compressor
is
on.Flashes
to
indicate
worn
motorbrushes.2-2
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