Model
5528A
Squa
rene
ss
Measurements (
In
a Verti
cal
Plane)
13-20
4.
ror
any Vertical Squareness measurement except
"Z-y"
on a machine with a horizontal
spindl
e,
follow
the " INSTALLATION
AND
ALIGNMENT" instructions
In
Section
10
.
For a Vertical
"Z-Y"
Squareness measurement on a
ma
chine with a horil.Ontal
sp
indle. follow
the " INSTALLATION
AND
ALIGNMENT"
ins
tructions in Section
11
.
Remember.
don
't
mov
e or
ad
ju
st the Refl
ec
tor.
Final Adjustments (After Aligning)
Follow the
"F
INAL ADJUSTMENT" inS
lrudion
s
in
Sec
lion
10.
or
Section
11
except
NOTE
Whenever
an
instruction
calls
for adjusting the Reflector Mount
's
micrometers. adjust the laser Head
's
vertiCil!
i1nd
horizontal
rotational controls instead.
Checlcing Alignment For Beam Strength
Follow th e instructions given in
Sec
tion
10
or
Sect
ion
11
.
Checlcing For MiS-Alignment Between
the
Laser
Beam
and
Th
e Optics Travel
Path ("Slope")
You should not check
for
or
try 10 remove slope
in
this second ax
is.
since the slope
of
this
axis
will
be
used
to
determine squarcI
,ess.
Measurement
Display Settings
1. Usc the instructions given in Section 10
or
Section
11
of
this User's Guide.
2.
When entering
va
lu
es
for
the
SET
UP
keys
,
be
sure you choose the correct sign
co
nvention for
DIR
SENSE
. The
sig
n convention
is
critic
al
in a Squareness
mea
surement.
Use
the instructions
given in Section
21
of
Ihis User's Guide. under the heading
of
"Squareness
Sig
n
Conventions".
Making A
Measurement
System Checks
1.
Use
the inst
ructio
ns in Section 10
or
Sec
lion
11
for
"SYS
T[M
CHECKS", under "
MAKING
A
MEASUREMENT
".
2.
Make sure you input a
ca
libration factor for the OpTical Square to the
HP
Dimensionill
Metrology
AnalysiS
System's program,
if
you
use
that
system
.
You
will find the
ca
libration
number
next to the
se
rial
number
on the Square's front surface.
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