HP 34401A, User Manual

Page: 217 / 236

AC Characteristics
AC Characteristics
Accuracy Specifications ±
( % of r % of range ) [ 1 ]
Function Range [ 3 ] Frequency
24 Hour [ 2 ]
23°C
±
1°C
1 Year
23°C
±
5°C
Temperature
Coefficient/°C
0°C – 18°C
28°C – 55°C
True RMS
AC Voltage
[ 4 ] 100.0000 mV
1.000000 V
to
750.000 V
3 Hz – 5 Hz
5 Hz – 10 Hz
10 Hz – 20 kHz
20 kHz – 50 kHz
50 kHz – 100 kHz
100 kHz – 300 kHz
[6]
3 Hz – 5 Hz
5 Hz – 10 Hz
10 Hz – 20 kHz
20 kHz – 50 kHz
50 kHz – 100 kHz
[5]
100 kHz – 300 kHz
[6]
1.00 + 0.03
0.35 + 0.03
0.04 + 0.03
0.10 + 0.05
0.55 + 0.08
4.00 + 0.50
1.00 + 0.02
0.35 + 0.02
0.04 + 0.02
0.10 + 0.04
0.55 + 0.08
4.00 + 0.50
1.00 + 0.04
0.35 + 0.04
0.05 + 0.04
0.11 + 0.05
0.60 + 0.08
4.00 + 0.50
1.00 + 0.03
0.35 + 0.03
0.05 + 0.03
0.11 + 0.05
0.60 + 0.08
4.00 + 0.50
1.00 + 0.04
0.35 + 0.04
0.06 + 0.04
0.12 + 0.05
0.60 + 0.08
4.00 + 0.50
1.00 + 0.03
0.35 + 0.03
0.06 + 0.03
0.12 + 0.05
0.60 + 0.08
4.00 + 0.50
0.100 + 0.004
0.035 + 0.004
0.005 + 0.004
0.011 + 0.005
0.060 + 0.008
0.20 + 0.02
0.100 + 0.003
0.035 + 0.003
0.005 + 0.003
0.011 + 0.005
0.060 + 0.008
0.20 + 0.02
True RMS
AC Current
[ 4 ] 1.000000 A
3.00000 A
3 Hz – 5 Hz
5 Hz – 10 Hz
10 Hz – 5 kHz
3 Hz – 5 Hz
5 Hz – 10 Hz
10 Hz – 5 kHz
1.00 + 0.04
0.30 + 0.04
0.10 + 0.04
1.10 + 0.06
0.35 + 0.06
0.15 + 0.06
1.00 + 0.04
0.30 + 0.04
0.10 + 0.04
1.10 + 0.06
0.35 + 0.06
0.15 + 0.06
1.00 + 0.04
0.30 + 0.04
0.10 + 0.04
1.10 + 0.06
0.35 + 0.06
0.15 + 0.06
0.100 + 0.006
0.035 + 0.006
0.015 + 0.006
0.100 + 0.006
0.035 + 0.006
0.015 + 0.006
Additional Low Frequency Errors ( % of reading )
Frequency
AC Filter
Slow Medium Fast
0 0.74 ––
0 0.22 ––
0 0.06 0.73
0 0.01 0.22
0 0 0.18
0 0 0
10 Hz – 20 Hz
20 Hz – 40 Hz
40 Hz – 100 Hz
100 Hz – 200 Hz
200 Hz – 1 kHz
> 1 kHz
Sinewave Transfer Accuracy ( typical )
Frequency
10 Hz – 50 kHz
50 kHz – 300 kHz Error ( % of range )
0.002%
0.005% Conditions:
- Sinewave input.
- Within 10 minutes and
±
0.5°C.
- Within
±
10% of initial voltage and
±
1% of initial frequency.
- Following a 2-hour warm-up.
- Fixed range between 10% and 100% of full scale ( and <120 V ).
-
Using 6
1
⁄
2
digit resolution.
- Measurements are made using accepted metrology practices.
90 Day
23°C
±
5°C
Additional Crest Factor Errors ( non-sinewave )
[ 7 ]
Crest Factor
1 – 2
2 – 3
3 – 4
4 – 5
Error ( % of reading )
0.05%
0.15%
0.30%
0.40%
Chapter 8 Specifications
218