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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
21-6 Electrical Variables
Safety is enhanced if shunts are placed in the ground leg of a circuit for that way the output leads, usually
on
ly
at 50 mV
,
ar
e
ne
ar
gr
ound
. Bu
t
th
at
in
troduces
a re
sistance
in th
e
gr
ound
pa
th
an
d
ca
n
in
terfere
wi
th
co
mmon
mo
de
re
quirements
of in
terdevice
si
gnal
co
nnections
. If th
e
sh
unt
is pl
aced
in th
e
hi
gh
si
de,
ca
re
mu
st
be ta
ken
to pr
otect
th
e
wi
ring
an
d
th
e
me
ter
to wh
ich
it is at
tached
fr
om
acc
idental
gr
ounds
.
So
metimes
su
cient
ac
curacy
ca
n
be ob
tained
by me
asuring
th
e
vo
ltage
dr
op
al
ong
a le
ngth
of co
n-
ductor,
w
hich
i
s
o
therwise
r
equired
i
n
t
he
i
nstallation
. I
n
a v
ehicular
s
ervice,
i
t
i
s
c
ommon
to s
ense
t
he ...
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Publisher Resources

ISBN: 9781439848913