ESI 250-DA - AC Current Calculation for Inductors

2.3.6
AC
CURRENT
MEASUREMENT
(cont.)
I
=
V
X M
I
-
current
in
milliamperes
V
-
voltmeter
reading in
volts
M
"•
multiplier
from table
RANGE
UNKNOWN
INDUCTANCE*
M
0.
1 mh
0.
1
[jih
to
1.2
mh
1000
1
mh
1
p.h
to
12 mh
100
10 mh
10
|i.h
to
120
mh
10
0.1
h
100
jxh to
1.
2
h
1
1
h
1
mh
to
12 h
0.1
10
h
10
mh
to
120
h
0.01
100
h
100
mh
to
1200 h
0.001
*Lower
limit
represents
one
dial
division.
Remove
the
voltmeter
and
re
-balance
the
bridge
for
the
precise
inductance
measurement.
lelsl
1
1
250-DA 7/59