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Intro
d
uction
TEST
E
QU I PM ENT RE QU IRE D
To assure instrument accuracy, chec k
t
he cali bration of
General
th e 7Α16 Α every 1000
h
ours of operation or every six
month s if use
d
infreq uently. Before complete calibration,
The following test equipment an
d
accessories, or its
th oroughly clean an
d
inspect th is instrument as outline
d
in
e
q
uivalent, is re
q
uire
d
fo r complete cali br ation of the
th e Mainte na nce section.
7Α16 Α . S
p
ecificatio ns give n for the test e
q
u ipment are the
minimum necessary for accurate calibration . T h erefore, th e
specifications of any test e
q
uipment use d must meet or
excee
d
t
h e listed
s
p
ecifications . All test equi pment is
T
EK T R O N IX
F
ield Service
assume d to
b
e correctly cali brated an
d
operating wit hin t h e
liste
d
s
pecifications . Detaile
d
operating instructions for the
Te ktronix, Inc ., provi
d
es com
p
lete instrume nt re
p
air
test e
q
ui
p
ment are not given in this
p
roce dure .
R
efer to the
and recalibration service at local Fiel
d
Se rvice Ce nters an
d
instructio n ma nual
for the
test equi pment if more
th e Factory Service Center . Contact your local fiel
d
office
info rmation is needed .
or re
p
resentative for furt h er information .
P
erformance Chec k
S
p
ecial Calibration
F
ixtures
T
h e
p
erformance of this inst rument can
b
e chec ke
d
b
y
p
erforming only the Ν/
C
HEC K steps.
P
erformi ng the steps
mar ked with α V in
d
icate that the instrument is chec ke
d
against the tole rances listed as α
P
erformance
R
equireme nt
(see Specification sectio n
i
n
O
p erators manual) .
L
imits and tolerances given in ot her chec k ste
p
s are
cali bration gui
d
es an
d
s
houl
d
not
b
e inter
p
reted as instru-
ment specificatio ns. Operator front-panel adjustments are
a
d
juste
d
as
p
art of the
P
erformance C h ec k proce
d
u re .
CALIBRATION
Sectio n 5-7Α16 Α
S
pecial TEKTRONIX calibration fixtures are used
i
n
t
his
p
roce
d
ure only where they facilitate instrument cali bration .
These special calibration
fixtures
are availa ble from
Te ktronix, Inc. Or
d
er by part
n
um ber throug h your local
TEK TRO N IX Fiel d Office or re
p
resentative .
Calibration E
q
ui
p
ment Alternatives
All of th e liste
d
test e
q
ui pment is re
q
u ired to completely
chec k
a
n
d
a
dj ust
th is
instrument .
T he
Cali bration
p
rocedu re is
b
ased on th e first item of equi
p
me nt give n as
Cali bration
an
exam ple
of
app lica ble
equi pme nt.
Wh en
ot h er
e
q
ui pment is substitute
d
, control settings or the calibration
To verify
p
ro per cali bration of the 7 Α 16 Α a n
d
to
setu
p
may nee
d
to be altered slightly to meet the
p
revent unnecessary re-calibration of t h e entire i nstru ment,
re quireme nts of t h e substitute e
q
ui
p
me n t. If t h e exact item
p
erform the A
d
ju st-
p
ortion of α step only if the tolerance
of test equi
p
ment given as an example in the Test
given in the Chec k- part of the ste
p
is
n
ot met .
Eq ui pme n t
list
is
n
ot
availa b le,
first
chec k
t
h e
Specifications column carefully to see if any ot her
e
q
ui
p
ment is available whic h might suffice. Then ch ec k
t
he
For best overall instrume nt perfor mance when per-
U
sage column to see what th is item of test equi
p
ment is
forming α complete cali bration
proce du re, ma ke each
use d fo r . If used fo r α chec k or adj ustment wh ich is of little
a
d
justment to the exact setti ng even if th e Ch ec k- is with in
or no imp orta nce to your meas ureme nt requirements, the
allowa ble tole rance .
item an
d
corres ponding step(s) can be
d
elete
d
.
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