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Measurement, Instrumentation, and Sensors Handbook, Second Edition, 2nd Edition
book

Measurement, Instrumentation, and Sensors Handbook, Second Edition, 2nd Edition

by John G. Webster, Halit Eren
February 2014
Intermediate to advanced content levelIntermediate to advanced
1921 pages
82h 13m
English
CRC Press
Content preview from Measurement, Instrumentation, and Sensors Handbook, Second Edition, 2nd Edition
58-6 Chemical Variables
constant voltage conditions, or feedback circuitry can be used to maintain the lament resistance con-
stant,
bu
t
in ea
ch
ca
se,
ch
anges
in ga
s
co
mposition
le
ad
to an ou
t-of-balance
vo
ltage
in th
e
Wh
eatstone
br
idge
c
ircuit
.
e TC
D
is a un
iversal
de
tector;
ho
wever,
it is le
ss
se
nsitive
th
an
ot
her
de
tectors
su
ch
as th
e
FI
D
an
d
is pr
incipally
us
ed
fo
r
de
tection
an
d
me
asurement
of pe
rmanent
ga
ses
su
ch
as ox
ygen,
ar
gon,
ni
trogen,
ca
rbon
mo
noxide,
an
d
ca
rbon
di
oxide,
wh
ich
ei
ther
ca
nnot
be me
asured
by th
e
FI
D
or re
quire
sp
ecial
pr
etreatment
of th
e
e
uent
ga
s
(s
ee
su
cceeding
te
xt)
. It ca
n
be sh
own
th
at
th
e
se
nsitivity
is gr
eates ...
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Publisher Resources

ISBN: 9781439848913