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HP 5528A

HP 5528A
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Model
5528A
Distance Measurements
ERROR BUDGET WORKSHEET
A
B
C
Accuracy
A
cc
uracy
I
ppm
) (Absolute)
("A n X
lensth
of
tra
ve
l)
TOTAL
REQUIRED ACCURACY
1.
Measurement
Axi
s:
X-
2.
length
of
travel :
!i08I11M
3.
Required
la
se
r System accuracy:
xxxxxx
)(XX)(XXXX
O.~
M
AX
IMUM ERROR MA
CN
IT
UD
ES
Velocity
of
light
Compensation
I.
!i
O .. De>OIO
Column
"A"
values for
HP
10751
Air
Sensor
1
.3
ppm
for 19.5
to
20.5°C
1
.5
ppm
for
15
to
25°C
2.6
ppm
for 0 to
40
°C
S.
Material
Temp Compensation
1.2
0.aJ061
Co
lumn
" A" values
for
HP
10757
Material Sensor
± 0.10
°C
when
ca
l match adjusted
±
O.3
5°C when unadjusted
Type
of
material:
Sr_L
K =
Ma
terial
II.
7r,Pm/OC
Expans
ion
eoeH:
6.
Deadpath (assume
none
)
1
0
1
1
0
1
7.
Laser
System
limitations
(0.1
ppm
)
0.1
(),OOOO5
8. Cosine Error (52/802)
ppm
O.()~
0.0000/
9. Total Errors ("4"
through
"
9"
)
XX)(XXX
O.O(J/47
0.00147""
O.
Differen
ce between Required
accuracy and
TOlal Errors
?OOZ77",m
(
line
3 -
line
9)
XX)()(XX
XXXXXXXX
FIgure
6
~
14
. Error Budg
et
Worksheet - Example
6-30

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