Technical data

Specifications and Characteristics 6
U3401A User’s and Service Guide 85
AC Specifications
True RMS AC Voltage
Table 6 - 2 ACV resolution and full scale reading [±(% of reading + count)]
Mode Range Resolution
Maximum
reading
Accuracy (One year; 23°C ± 5°C)
[2]
30 Hz to 50 Hz
50 Hz to 10
kHz
10 kHz to 30
kHz
30 kHz to 100
kHz
AC
coupling
500 mV
0.01 mV 510.00 1% + 40 0.5% + 40 2% + 60 3% + 120
5 V
0.0001 V 5.1000 1% + 20 0.35% + 15 1% + 20 3% + 50
50 V
0.001 V 51.000 1% + 20 0.35% + 15 1% + 20 3% + 50
500 V
0.01 V 510.00 — 0.5% + 15
1% + 20
[3]
3% + 50
[3]
750 V
0.1 V
1000.0
[1]
—
0.5% + 15
[4]
1% + 20
[3]
—
AC + DC
coupling
500 mV
0.01 mV 510.00 — 0.5% + 50 2% + 70 3% + 130
5 V
0.0001 V 5.1000 — 0.5% + 25 1% + 30 3% + 60
50 V
0.001 V 51.000 — 0.5% + 25 1% + 30 3% + 60
500 V
0.01 V 510.00 — 0.5% + 25
1% + 30
[3]
3% + 60
[3]
750 V
0.1 V
1000.0
[1]
—
0.5% + 25
[5]
1% + 30
[3]
—
Notes:
1 In 750 V range, 1000.0 V is readable with audio warning.
2 Accuracy specified at input > 5% of range.
3 Input Voltage < 200 V RMS.
4 For 5 kHz to 10 kHz, the accuracy is 0.7% + 15.
5 For 5 kHz to10 kHz, the accuracy is 0.7% + 25.