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Tektronix 454A User Manual

Tektronix 454A
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Oper at i ng
I nst r uct i ons- 454AI R454AzyxwvutsrqponmlkjihgfedcbaZYXWVUTSRQPONMLKJIHGFEDCBA
t
h
er
m
al
cut out
i n
t
h
i s
i nst r
u
ment
pr ovi
d
es
t
h
er mal
p
r ot ect i o
n
and
d
i sco
nn
ect s
t h e
p
ower
t o
t
h
e
i nst r
u
ment
i f
t h
e
i nt er nal
t emper at ur e
excee
d
s
±
saf e
o
p
er at i ng
l evel
.
O
p e
r
at i on
of
t
h
e
i nst r
u
ment
f or
ext en
d
e
d
p
er i o
d
s
wi t h
out
t h e
cover s
may
cause
i t
t o
over
h
eat
a
nd
t
h e
t
h
er mal
c
u t out
F
i g
.
2- 2
.
L
i
n
e
V
ol t age
Sel ect o
r
assemb
l
y on
t
h
e
r ea
r
panel
( s
h
ow
n
t o
open
mor e
f r e
q
ue
n
t l y
.
T
h e
ai r
f
i
l
t er
s
h
o
u
l d
be
cl eane d
wi t
h
cover
r emove
d
) .
occasi onal l y
t o
al l ow
t
h e
maxi m
u
m
amou
n
t
of
cool i
n g
ai r
t o e
n
t er
t h e
i
n
st r
u
m
ent
.
Cl ea
n
i ng
i nst r
u ct i ons
ar e
gi ven
i
n
Sect i o
n
4
.
TA
BLE
2- 1
Reg u
l at i ng
Ra n
ges
Reg
u
l at i
n
g
Ra
n ge
R
ange
Sel ect or
115
V
ol t s
230
V
ol t s
S
w
i t c
h P
osi t i on
Nomi nal
N
omi nal
LO
( swi t c
h
bar
i n
90
t o
110
vol t s
180
t o
220
vol t s
l ef t
h
ol es}
_
œ
( swi t ch
bar
i
n
104
t o
126
vol t s
208
t o
252
vol t s
mi d
d
l e
h
ol es)
( swi t c
h
b
ar
i n
112
t o
136
vo
I t s
224
t o
272
vol t s
r i g
h
t
h
ol es)
5
.
R
e- i nst al l
t
h
e
cove
r
and
t i g
h t en
t
h e
t
w
o capt i ve
sc
r
e
w
s
.
6
.
B
ef or e
appl yi ng
p
ower
t o
t
h e
i nst r u
m
ent ,
c
h
ec
k
t
h
at
t
h e
i n
d
i cat i ng
t abs
on
t
h
e
swi t c h
ba
r s
ar e p
r ot r u
d
i
n
g
t
h
r ou
g
h
t
h
e cor r ect
h
ol es
f or
t
h
e
d
esi r e
d
nomi nal
l i ne
vol t age
an
d
r
eg
u
l at i ng
r ange
.
2- 2
.
connect
t
h
i s
i nst r u
m
ent t o
±
t wo- wi r e
AC
p
ower
syst e
m
,
be
sur e
t o
co
nn
ect
t
h e
gr oun
d
l ea
d
of
t
h
e
a
d
a
p
t er
t o ear t
h
( gr ou
n
d
)
.
F
ai l ur e t o
com
p
l et e
t
h
e
gr oun
d
syst em
may
al l ow
t h e
c
h
assi s
of
t
h
i s
i nst
r
ument
t o
be
el evat e
d ab
ove gr o
u
n d
p
ot ent i al
an d
p
ose
±
shoc
k h azar d
.
O
p
er at i
n
g
Te
mp
e
r
at ur e
Th
e
454
i s
cool e
d
by
ai r
d
r awn
i
n
at
t
h
e
r ear
a n
d
b
l own
o u
t t
h
r o
u
g h hol es
i n t
h e
t o
p an d
bot t om
cover s
.
Ade
q uat e
cl ear ance
on
t
h e
t op,
b
ot t om
an
d
r ea
r
mu
st
be
p
r ovi
d
e
d t o
al l ow
heat t o be
d
i ssi pat e
d
away
f r om
t
h
e
i nst r ume
n
t
.
T
h
e
cl ear a
n ce
p
r ovi
d e d
by
t
h e
f eet
at
t
h
e
b
ot t o
m
an
d
r ear
s
h oul d
be
mai nt ai ne
d
.
I f
p
ossi bl e,
al l ow
a
b o
u t
o
n
e
i nc
h
cl ear ance
on
t
h e t o p
.
Do
not
bl ac
k
or
r est r i ct
t
h e
ai r
f l ow
f r om
t
h e
ai r
esca p
e
h
ol es
i n
t
h e
cabi net
.
T
h
e
454
can
b e
oper at e
d
wh
e
r
e
t
h
e
a
m
bi ent
ai r
t em
p
er at u
r
e
i s
bet ween
- - 15
°
C
an
d
+55
°
C
.
T
h e
maxi
m
um
o p
er at i
n
g
t e
m
p er at ur e
m
ust
b
e B
er at e
d
1
°
C
f or
eac
h
a
dd
i t i onal
1000
f eet
of
al t i t ude
a
b
ove
5000
f eet
.
T
h
i s
i nst r
u
m
ent
can
b
e
st or e
d
i
n
ambi ent
t e
mp
er at ur es
b
et ween
- 35
°
C
and
.
+75
°
C
.
Af t er
st or age
at
t em
p er at u
r
es
beyond
t
h e o p
er at i ng
l i
m
i t s,
al l ow
t
h
e c
h
assi s
t emper at ur e
t o
co
m
e
wi t
h
i n t
h e
o
p
er at i ng
l i
m
i t s
bef or e
power
i s
appl i e
d
.
O
p
er at i ng
P
osi t i o
n
T
h
e ha n d
l e
of
t
h e
454
can
be
p
osi t i oned f o
r
car r yi
n
g
or
as
±
t i l t - st an
d
f or
t
h e
i nst r ume
n
t
.
To
p
osi t i o
n
t
h e h
an
d
l e,
p
r ess
i
n
at
bot
h
p
i vot
p
oi nt s
( see
F
i g
.
2- 3)
an
d
t
u
r n
t
h
e
h
an
d
l e
t o
t
h
e
desi r e
d
posi t i on
.
F
o u
r t een
posi t i ons
ar e
p
r ovi
d
ed
f or co
n
ven
i ent
car r yi ng
or
vi ewi ng
.
T
h
e
i nst r
u
ment
m
ay
al so
be
set
on
t
h e
r ear
f eet
ei t
h er
f or
oper at i o
n or st or age
.
R
ackmount i ng
Com
p
l et e
i nf or mat i on
f or
mo
u
nt i ng
t he
R
454A
i
n ±
cab
i net
r ac
k
i s
gi ven
i n
Sect i on
6 of
t hi s
m
a
n u
al
.
Th
i s
i nst
r u
me
n
t
m
ay 6e
da
m
aged
i f
op
erat e
d
wi
t h
t
h
e
L
i ne
Vol t age Sel ect or
asse
m
bl y
set
t o
i nco
r
r ect
CO
N
TRO
L
S
A
N
D CO
NN
E
CTO
R
S
posi t i ons
f o
r
t
he
l i ne
vol t age
appl i ed
.
Gener al
T
h e
454
i s
d
esi gned
t o
b
e u
sed
wi t
h ±
t
h r ee- w
i
r e
AC
br i ef
d
escr i
p
t i o
n of
t
h
e
f
un
ct i on
an
d
oper at i on
of
t
h e
p
ower
syst e
m
.
I f
t he
t
h
r ee-
t o
t wo- wi r e
a
d apt er
i s
used t o
f
r on
t - ,
si
d
e-
an d r ear - pane
l
cont
r
ol s
an d
connect or s
f ol l ows
.

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Tektronix 454A Specifications

General IconGeneral
BrandTektronix
Model454A
CategoryTest Equipment
LanguageEnglish

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