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Model
5526A
Interconnections
,
Turn-On
5·2
WARNING (Conlinued)
ONLY FUSES WITH THE REQUIRED RATING AND OF THE
SPECIFIED TYPE SHOULD BE
USED.
DO NOT USE A REPAIRED
FUSE OR A SHORT-CIRCUITED FUSEHOlDER; DOING SO
COULD CAUSE A SHOCk OR FIRE
HAZARD.
WARNING
LASER RADIATION IS EMlnW FROM THE APERTURE ON THE
SS18A LASER
HEAD.
00 NOT STARE INTO THE
BEAM.
THIS
PRODUCT IS A CLASS
II
LASER PRODUCT CONFORMING TO
FEDERAL BUREAU OF RADIOLOGICAL HEALTH REGULATIONS
11
CFR
1040.10
AND
1040.11,
ANO TO INTERNATIONAL LASER
SAFID
REGULATIONS.
THE MAXIMUM OUTPUT IS 1
Milli-
WATT, THE PULSE SPECIFICATION IS CONTINUOUS WAVE. THE
LASER MEDIUM IS HELIUM
NEON,
THE WAVELENGTH IS
631.991
NM
.
CONNECTING THE LASER HEAD TO THE MEASUREMENT DISPLAY
After you
have mounlcd
the
laser
Head
on
the Tripod
(as
descr
ibed in
$cction IV), or some other
support, and
have
placed
Ihe Measurement Di
splay
unit
in
the
general lIidnity where it
will be
during measurement
s
(wilhin
5
metres
(16
feCI
)
of the laser
Head
), you
can
connect
these two
units usi
ng the HP
10793A/ B/
C laser
Head
Cable included with the Measurement
Display.
The
cable's
connectors
are Idenlical.
You can
connect either one of
them
10
the
mating
connector
on
the rcar
of the
laser
Head,
and
the other one
10
the
matins connector on
Ihe
rear
of the
Measurement Display unit
(see
Figure 5-1 ).
The
connectors on this cable. and
Iheir
mating connectors on the
Measurement
Display
unit
and
the laser
I-lead,
are
"
keyed"
so
they will go
together
in only one way.
The
connectors
normally
are
quite easy
to
connect,
and
should
not be
forced.
You'll
see
th<tl the plastic
"boot" on each cable
connector
has a mark molded inlo
ilth31 will be
" up"
when
the
connections are correctly
made.
The cable's
co
nnectors
include
a locking ring
10
lock
the cable to the mOIling
connector on
the
unit
.
When
you
halle
connected
the cable
10
its mating connector, turn
the locking ring
about 113
turn
clockwise
to
lock
the two
connectors
together;
Ihis
will keep the cable
from
accidentally
coming
loose.
You
will
feel the locking
action
as
you
turn the locking ring.
CAUTION
To
prevenl
possible dJlmJl8e
10
the
M eilSuremenl
DisplJly
unit,
b
e sure
you lurn
the line
power off
before connecting
or
disconnecting
Jlny u ble
lit
jtl
re~r
pllnet
CAUTION
Be
sure
10
unJoe"
c.Jble
con
nectors before
you
try
to
lepoJr.Jte .J
u ble
from
its
m.Jling
connector, Failure to
do
so
can
n use
yo
u
to
str.Jin
the
cable,
d.Jm.Jglng
II
internally;
it
can
...
1
50
cause
you
to dam<lgc the conn«
tors.
Series
2704A
Jan
81
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