3.3 Measuring Magnetic Flux Density
41
2
3
4
5
6
7
8
9
10
11
12
13
3
2.
Press
to select measurement range.
Range type
Range number
Range
Auto-range
appears on the
display
Automatically selects
appropriate range dur-
ing measurements.
Manual range
r0
2
P
T
r1
20
P
T/
r2
200
P
T
r3
2 mT
Range number
AUTO
r0
r1
r2
r3
Ranges are switched in the order
shown below.
• The ranges for the X, Y and Z axes are interlocked with maximum
range and are automatically switched.
Range of guaranteed accuracy
At resultant RMS value R, a count of less than 100 is outside guaranteed
accuracy.
Use an appropriate range.
0.1 mT
2.0 mT
r3
10 uT
200 uT
r2
1 uT
20 uT
r1
Ɔ
0.1 uT
2 uT
r0
Magnetic flux density (10 Hz - 400 kHz, 10 Hz - 2 kHz, 2 kHz - 400 kHz)
ǽ
Fixed range
3.464 mT
346.4 uT
34.64 uT
3.464 uT
Guaranteed accuracy range for resultant RMS value R
Ɔ
The magnetic flux density for 3472 (10 Hz - 400 kHz, 10 Hz - 2 kHz) is 0.4 uT.
cm
2
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