Specifications and Characteristics 6
U3402A User’s and Service Guide 95
AC Voltage (True RMS, AC Coupling Mode)
[1]
Specified accuracy at input > 5% of full scale.
[2]
For input < 200 V RMS.
[3]
For input < 500 V RMS.
[4]
In VAC 750 V range, 787.5 V RMS is readable.
Ta b l e 6- 3 ACV resolution, full scale reading, and accuracy [± (% of reading + count)]
Rate Range Resolution Maximum
reading
Accuracy (One year; 23ºC ± 5ºC)
[1]
20 Hz to 45 Hz 45 Hz to 10kHz 10 kHz to
30 kHz
30 kHz to
100 kHz
[2]
Slow
120.000 mV
1.20000 V
12.0000 V
120.000 V
750.00 V
1 µV
10 µV
100 µV
1 mV
10 mV
119.999
1.19999
11.9999
119.999
750.00
[4]
1% + 100
1% + 100
1% + 100
1% + 100
1% + 100
[2]
0.2% + 100
0.2% + 100
0.2% + 100
0.2% + 100
0.2% + 100
1.5% + 300
1% + 100
1% + 100
1% + 100
1% + 100
5% + 300
3% + 200
3% + 200
3% + 200
3% + 200
[3]
Medium
400.00 mV
4.0000 V
40.000 V
400.00 V
750.0 V
10 µV
100 µV
1 mV
10 mV
100 mV
399.99
3.9999
39.999
399.99
750.0
1% + 40
1% + 40
1% + 40
1% + 40
[2]
1% + 40
[2]
0.2% + 40
0.2% + 40
0.2% + 40
0.2% + 40
0.2% + 40
1.5% + 80
1% + 40
1% + 40
1% + 40
1% + 40
5% +120
3% + 80
3% + 80
3% + 80
3% + 80
[3]
Fast
400.0 mV
4.000 V
40.00 V
400.0 V
750 V
100 µV
1 mV
10 mV
100 mV
1 V
399.9
3.999
39.99
399.9
750
1% + 5
1% + 5
1% + 5
1% + 5
[2]
1% + 5
[2]
0.2% + 5
0.2% + 5
0.2% + 5
0.2% + 5
0.2% + 5
1.5% + 10
1% + 5
1% + 5
1% + 5
1% + 5
5% + 15
3% + 10
3% + 10
3% + 10
3% + 10
[3]
U3402-90001.book Page 95 Friday, July 24, 2009 4:04 PM
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