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Model 3476A
PERFORMANCE TESTS
Section V
Table 5-5. AC Voltage Accuracy Test.
Range
AC Standard
Output
Test
Frequency
Test Limits ( V)
90 Day
1 Year
.11 V
.003 V
500 Hz
.0023 to . 0037
.0021 to .0038
.01
V
45 Hz, 2 kHz
.0091 to . 0108
.0090 to . 0109
.1
V
45 Hz, 2 kHz
.0978 to . 1022
.0975 to . 1025
.01
V
5 kHz
.0088 to .0112
.0087 to .0113
.1
V
5 kHz
.0943 to . 1057
.0940 to . 1060
.01
V
10 kHz
.0071 to .0129
.0069 to .0130
' .09
V
10 kHz
.0727 to . 1073
.0724 to . 1076
1.1 V
1
V
45 Hz, 2 kHz
.980
to 1.019
.977
to 1.023
1
V
5 kHz
.963
to 1.037
.960
to 1.040
1
V
10 kHz
.909
to 1.091
.905
to 1.094
11 V
10
V
45 Hz, 2 kHz
9.80
to 10.19
9.77
to 10.23
10
V
5 kHz
9.63
to 10.37
9.60
to 10.40
10
V
10 kHz
9.09
to 10.91
9.05
to 10.94
110 V
100 V
45 Hz, 2 kHz
98.0
to 101.9
97.7
to 102.3
100 V
5 kHz
96.3
to 103.7
96.0
to 104.0
100 V
10 kHz
90.9
to 109.1
90.5
to 109.4
1100 V
700 V
45 Hz, 2 kHz
685
to 715
682
to 717
700 V
5 kHz
672
to 728
669
to 730
700 V
10 kHz
633
to 767
630
to 770
5-14. AC Ammeter Accuracy Test.
a.
Connect the equipment as shown in Figure
b.
Set the AC Ammeter to the 1000 mA range.
5-15. AC Common-Mode Rejection Test.
5-3.
5-16. An AC Calibrator and a 1 kilohm ± 1% resistor are
required for this test.
c.
Set the Multimeter FUNCTION to AC A. Adjust the
Meter Calibrator output for an indication of 900 mA on the
AC Ammeter. The Multimeter should indicate within the
limits listed in Table 5-6.
Figure 5-3. AC Ammeter Accuracy Test.
Table 5-6. AC Ammeter Accuracy Test.
Range
Current
90 Day
Calibration Limit
1 Year
Calibration Limit
1.1 A
900 mA
.878 thru .922
.875 thru . 925
a.
Connect a 1 kilohm resistor between the V/S2 and
COM Multimeter terminals.
b.
Set the Multimeter FUNCTION to AC V.
c.
Connect the AC Calibrator HI output terminal to the
Multimeter as shown in Figure 54.
d.
Set the AC Calibrator frequency to the ac line fre-
quency being used.
e.
Set the AC Calibrator output to 100 V rms.
f.
The
Multimeter should indicate < 10 mV rms.
5-17. DC Common-Mode Rejection Test.
5-18. An AC Calibrator, an electronic counter, and a 1 kil-
ohm ± 1% resistor are required for this test.
a.
Connect a 1 kilohm resistor between the V/S2 and
COM Multimeter terminals.
b.
Set the Multimeter FUNCTION to DC V.
c.
Connect the AC Calibrator HI output terminal to the
Multimeter as shown in Figure 54.
d.
Set the AC Calibrator frequency to the ac line fre-
quency being used (50 Hz or 60 Hz ± . 1%).
e.
Set the AC Calibrator output to 100 V rms.
f.
The Multimeter should indicate < 1.5 mV peak.
5-3
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