Tektronix 454A User Manual

I nt r oduct i on

P ar t i al P r oce d ur e . zyxwvutsrqponmlkjihgfedcbaZYXWVUTSRQPONMLKJIHGFEDCBA ‘
par t i al c hec k or a d j ust ment i s of t en
d esi r a b l e af t er r e p l aci ng com p onent s
or t o t ouc h up t he
¤¿ assur e i nst r ument acc u r acy, c hec k t h e cal i b r at i on of

a d j u st ment of ± por t i on of t h e i nst r u ment
bet ween ma j or
t he 454 ‘ ever y 1000 h our s of o p er at i on, or ever y si x
r ecal i b
r at i ons . To chec k or ad j ust
onl y
i f use d i nf r e q uent l y . B ef or e compl et e cal i br at i on,

1 ³ p
ar t of t h
e i nst r u -
ment , set t he
cont r ol s as gi ven u n d er P r el i mi nar y Cont r ol
t h or o ugh l y cl ean
Fn d i ns p ect t h i s i nst r u ment as out l i ne d i n

Set t i ngs an d st ar t wi t h t h
e near est Equ i p ment R e qu i r e d l i st
t he M ai nt enance sect i on .

p r ece d i ng t he d esi r e d p or t i on
. ¤¿ p r event u nnecessar y
r ecal i b r at i on of ot h er p ar t s of
t
he
i nst r u ment , r ea d j u st ¿· ™³
Te k t r on i x F i el d Ser vi ce

i f t he t ol er a nce gi ven i n t h e C HE C K- p ar t of
t
h
e st e p i s not
met .
I f
r ea d j u st ment i s necessar y, al so chec k t he cal i b r at i on
Te k t r oni x, I n c . p r ovi d es com p l et e i nst r u ment r epai r
an d
 of ±· ³ st e
p
s l i st e
d i n t he I N T ER ACTI O N - p ar t of t he st e p .
r ecal i b r at i on at l ocal F i el
d
Ser vi ce
Cent er s an d t he F act or y
Ser vi ce
Cent er . Cont act your l ocal Te kt r oni x F i el d Of f i ce
or r epr esent at i ve f or f u r t h er i nf or mat i on .

Compl et e

P er f or mance

C h ec k / Ad
j ust ment . ¤¿
com p l et el y c hec k an d a dj ust ±™™ p ar t s of t h i s i nst r u ment ,
U si ng T h i s Pr oced ur e

p
er f or m b ot h P
ar t s ™ an d ™ ™ . St ar t t he com p l et e p r ocedu r e
by ad j u st i ng t he p ower s u p pl y as gi ven
i n t h e A d j ust ment
Gener al . T h i s sect i on p r ovi d es sever al f eat u r es t o f aci l i -

pr oce d ur e . T hen p er f or m t he A d j u st ment
p r oced u r e f or ±
t at e c h ec k i ng or a dj u st i ng t he 454 ‘ . T hese ar e :

p
or t i on of t he i nst r u ment ( e . g . , V er t i cal
Syst em A
d j
ust -
ment ) a n d f ol l ow t h i s wi t h t he P er f or mance C hec k f or t h e
I n d ex . ¤¿ ai d i n l ocat i ng ± st e p i n t h e
P
er f or mance

s ± me p
or t i on ( e . g . ,
V
er t i cal Syst em C hec k ) . T h i s met ho d
C h ec k or A dj ust ment pr oce d u r e, ±· i n
d
ex i s gi ven p r e-

É i 11 ass u r e t h at t h
e i nst r ument i s cor r ect l y a d j u st e d an d
ced i ng
P
ar t
™ - P er f or mance C hec k an d P ar t ™ ™ - A d j ust -

p
er f or mi ng wi t h i n ±™™ gi ven s
p eci f i cat i ons .
ment p r oce d ur e .
P er f or mance C h ec k . The p
er f or mance of t h i s i nst r u -
ment can
b e c hec k e d wi t h out r emovi ng t he cover s or

‘
/ / wavef or ms sh own i n t h i s sect i on wer e
t a
k en
wi t h
ma k i ng i nt er nal a d j u st ment s b y per f or mi ng ¿· ™³ P ar t ™ -

±
Te k t r oni x Osci l l oscope Camer a Syst em, Å· l ess
P er f or mance C hec k . T h i s p r oced ur e c hec k s t he i nst r ument

not e d
ot
h er wi se
.
agai nst t ol er ances l i st e d i n t he P er f or mance R e qu i r ement
col u mn of Sect i on 1 . Scr ew d r i ver a
d j ust ment s w h i c h ar e
accessi b l e f r om t
h
e
ext er i or of t he i nst r u ment ar e ad j u st e d

T E ST E QU I PMEN T RE Q U I RE D
as p ar t of t he P er f or mance C hec k pr oced u r e . ™· ad d i t i on, ±
cr oss- r ef er ence i s p r ovi d e d t o t h e st e p i n
P
ar t ™ ™ - A
d j
ust -

Ge · er al
ment w h i c h wi l l r et ur n t h e i nst r ument
t o cor r ect cal i b r a-
t i on . ™· most cases,
t h
e
ad j u st ment st e p can be p er f or me d

T h e f ol l owi ng t est e q ui p ment an d
accessor i es, or i t s
wi t
h
o
u t c h angi ng cont r ol set t i ngs or equ i p ment connec-

e q u i val ent , i s r e q ui r ed f or com p l et e cal i b r at i on of
t
h
e
t i ons .

454 ‘ . Sp eci f i cat i ons gi ven f or t he t est e q ui p ment ar e t he
mi ni mum necessar y f or accur at e cal i b r at i on . T h er ef or e,
some of t h
e s p eci f i cat i ons l i st e d h er e may di f f er f r om t h e
Ad j ust ment P r oce
d
ur e .
¤¿
r et
u r n t h i s i nst r u ment t o

act u al per f or mance cap abi l i t i es of
t
h
e t est e qu i p ment . ‘ ™™
cor r ect cal i b r at i on wi t h t he mi ni mum num ber of st e
p
s,

t est eq ui pment i s ass u me d t o b e cor r ect l y cal i br at e d an d
p er f or m ¿· ™³ P ar t ™ ™ - A d j u st ment . T h e a d j u st ment p r o-

o p er at i ng wi t h i n t he l i st e d sp eci f i cat i ons .
ced u r e gi ves t he r ecommen d ed cal i b r at i on pr oce d u r e f or ±™™
ci r c u i t s i n t h i s i nst r ument . I t al so i ncl ud es c hec k pr oce d ur es
f or t hose f unct i ons w h i c h cannot b
e
c h
ec
k
e
d wi t h
out

I f ¿· ™³ ± P er f or mance C h
ec
k pr oce d
ur e or ±· Ad j u st -
r emovi ng t he cover s ( e . g . , p ower - su pp l y r i pp l e) . P r oced u r es

ment pr oce d u r e i s p er f or me d , not ±™™ of t h e l i st ed t est
ar e

not gi ven f or c h ec k s w h i c h µ±·

be ma d e wi t h out

eq ui p ment wi l l be r e qu i r ed . I t ems u se d ¿· ™³ f or t he P er f or -
r emovi ng t
h
e cover s : see
P
ar t
™ - P er f or mance C h
ec
k f or

mance C hec k p r oce d ur e ar e i n d i cat e d by f oot not e 1 w h i l e
t he cor r ect pr oce d ur e f or ma k i ng t
h
ese c hec
k
s .

i t ems r e q u i r e d onl y f or ±· A d j u st ment p r oced u r e ar e i n d i -
S E CTI ON 5
CA L I BR A ¤ 10 •
C h ange i nf or mat i on, i f any, af f ect i ng t h i s
sect i on wi l l be f ound at t h e r ear of t h i s manual .
/ œ¡ Ÿ R ¤‘ • ¤• Ÿ¤•
454 ‘ / R 454A

Tektronix 454A Specifications

General

Brand	Tektronix
Model	454A
Category	Test Equipment
Language	English