4Performance Test
72 U3402A User’s and Service Guide
AC Voltage Verification Test
Configuration: AC volts
1 Select the AC voltage function.
2 Select each range in the order shown in Table 4- 8. Provide the indicated
input voltage and frequency. Compare measurement results to the
appropriate test limits shown in Table 4- 8. (Be certain to allow for
appropriate source settling.)
Ta b l e 4- 8 AC volts verification test
Function Reading
rate
V RMS Input
frequency
Range Error from nominal
one year
AC voltage
Slow
12.000 mV 1 kHz 120 mV ±0.124 mV
100.000 mV 1 kHz 120 mV ±0.3 mV
0.12000 V 1 kHz 1.2 V ±1.24 mV
1.00000 V 1 kHz 1.2 V ±3 mV
1.2000 V 1 kHz 12 V ±12.4 mV
10.0000 V 1 kHz 12 V ±30 mV
12.000 V 1 kHz 120 V ±124 mV
100.000 V 1 kHz 120 V ±0.3 V
120.00 V 1 kHz 750 V ±1.24 V
750.00 V 1 kHz 750 V ±2.5 V
Medium
40.00 mV 1 kHz 400 mV ±0.48 mV
360.00 mV 1 kHz 400 mV ±1.12 mV
0.4000 V 1 kHz 4 V ±4.8 mV
3.6000 V 1 kHz 4 V ±11.2 mV
4.000 V 1 kHz 40 V ±48 mV
36.000 V 1 kHz 40 V ±112 mV
40.00 V 1 kHz 400 V ±480 mV
360.00 V 1 kHz 400 V ±1.12 V
120.0 V 1 kHz 750 V ±4.2 V
750.0 V 1 kHz 750 V ±5.5 V
Set the calibrator output to 0 V before disconnecting it from the multimeter
input terminals.
U3402-90001.book Page 72 Friday, July 24, 2009 4:04 PM
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