B&K Precision 5491B - Datasheet - Manual (Page 3)

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True RMS Bench Multimeters
Models 2831E and 5491B
Resolution, Full Scale Reading and Accuracy ± (% of reading + % of range), 23 °C ± 5 °C
Rate Range Re solution
Fu ll Scale
Re ading
Accu racy
(1 year)
T ypical I nput
I mpedance
Slow
200.00 mV 10 µV 210.00 0.03%+0.08% (1) >10 MΩ
2.0000 V 100 µV 2.1000 0.03%+0.05% (1) >11.1 MΩ
20.000 V 1 mV 21.000 0.03%+0.06% >10.1 MΩ
200.00 V 10 mV 210.00 0.03%+0.06% 10 MΩ
1000.0 V 100 mV 1010.0 (2) 0.03%+0.06% 10 MΩ
Slow
500.00 mV 10 µV 510.00 0.02%+0.016% (1) >10 MΩ
5.0000 V 100 µV 5.1000 0.02%+0.008% (1) >11.1 MΩ
50.000 V 1 mV 51.000 0.02%+0.008% >10.1 MΩ
500.00 V 10 mV 510.00 0.02%+0.008% 10 MΩ
1000.0 V 100 mV 1010.0 (2) 0.02%+0.008% 10 MΩ
(1) under REL status
(2) 1% over-range (1010 V) is readable at 1000 V range
DC Voltage
Resolution, Full Scale Reading and Accuracy ± (% of reading + % of range), 23 °C ± 5 °C
Rate Range Re solution
Full Scale
Readi ng
Accuracy(1 ye ar)(1) 23 ° C ± 5 ° C
20~50 Hz 50~20 kH z 20~50 kHz 50~100 kHz
S low
200.00 mV 10 µV 210.00 1.0%+0.2%) 0.5%+0.15% 1.8% + 0.25% 3.0% + 0.75%
2.0000 V 100 µV 2.1000 1.0%+0.2%) 0.4%+0.05% 1.5% + 0.1% 3.0% + 0.25%
20.000 V 1 mV 21.000 1.0%+0.2% 0.4%+0.05% 1.5% + 0.1% 3.0% + 0.25%
200.00 V 10 mV 210.00 ---- 0.8%+0.075% 1.5% + 0.1% 3.0% + 0.25%
750.0 V 100 mV 757.5(3) ---- 0.8%+0.075% 1.5% + 0.1% (2) 3.0% + 0.25% (2)
S low
500.00 mV 10 µV 510.00 1.0%+0.08%) 0.5%+0.06% 1.5% + 0.1% 3.0% + 0.3%
5.0000 V 100 µV 5.1000 1.0%+0.08%) 0.35%+0.02% 1% + 0.04% 3.0% + 0.1%
50.000 V 1 mV 51.000 1.0%+0.08% 0.35%+0.02% 1% + 0.04% 3.0% + 0.1%
500.00 V 10 mV 510.00 ---- 0.5%+0.03% 1% + 0.04% 3.0% + 0.1%
750.0 V 100 mV 757.5(3) ---- 0.5%+0.03% 1% + 0.04% (2) 3.0% + 0.1% (2)
Max. crest factor: 3.0 at full scale
(1) Specifications are for sine wave inputs >5% of range.
(2) Limit at 40 kHz or ≤ 3×107 Volt-Hz for 750 V range
(3) 1% over-range (757.50V) is readable at 750V range
AC Voltage
Specifications
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Resolution, Full Scale Reading and Accuracy ± (% of reading + % of range), 23 °C ± 5 °C
Rate Range Resolu tion
Fu ll Scale
Re ading
Accuracy
(1 ye ar)
B urden Voltage (1)
& Shu nt Re sistor
S low
2.0000 mA 0.1 µA 2.1000 0.08%+0.025% (2) <0.3 V / 100 Ω
20.000 mA 1 µA 21.000 0.08%+0.02% (2) <0.04 V / 1 Ω
200.00 mA 10 µA 210.00 0.08%+0.02% <0.3 V / 1 Ω
2.0000 A 100 µA 2.1000 0.3%+0.025% <0.05 V / 10 mΩ
20.000 A 1 mA 21.000 (3) 0.3%+0.025% <0.6 V / 10 mΩ
S low
5.0000 mA 0.1 µA 5.1000 0.05%+0.01% (2) <0.6 V / 100 Ω
50.000 mA 1 µA 51.000 0.05%+0.008% (2) <0.06 V / 1 Ω
500.00 mA 10 µA 510.00 0.05%+0.008% <0.6 V / 1 Ω
5.0000 A 100 µA 5.1000 0.25%+0.01% <0.1 V / 10 mΩ
20.000 A 1 mA 21.000 (3) 0.25%+0.01% <0.6 V / 10 mΩ
(1) Typical voltage across the input terminals at full scale reading.
(2) Use REL function
(3) In 20 A range, >10~20 ADC is readable for 20 seconds maximum
DC Current