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Ohm Meter - h1011v4_89
Ohm Meter Summary
Electrical Science Volume 4 of 4
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OHM METERS
Test Instruments &
Measuring Devices
1.
R
x
= 0
W
D =
30
30
1
2.
R
x
= 5
W
D =
30
30
5
0.86
3.
R
x
= 10
W
D =
30
30
10
0.75
4.
R
x
= 15
W
D =
30
30
15
0.67
5.
R
x
= 1 M
W
D =
30
1 x 10
6
1 x 10
6
0.000001 approximately 0
Then find I by using:
I = DI
m
1.
R
x
= 0
W
I = (1)(300 x 10
6
)
300 µA full scale deflection
2.
R
x
= 5
W
I = (0.86)(300 x 10
6
)
258 µA
3.
R
x
= 10
W
I = (0.75)(300 x 10
6
)
225 µA
4.
R
x
= 15
W
I = (0.67)(300 x 10
6
)
201 µA
5.
R
x
= 1 M
W
I = (0)(300 x 10
6
)
0 µA zero deflection
ES-14
Page 18
Rev. 0
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