B&K Precision 5491B - Manual - Manual (Page 67)

67
DC Current : ± (% of reading + % of range), 23 °C ± 5 °C
Rate Range Resolution
Full Scale
Reading
Accuracy
(1 year)
Burden Voltage (1)
& Shunt Resistor
Slow
2.0000 mA
20.000 mA
200.00 mA
2.0000 A
20.000 A
0.1 μA
1
μA
10 μA
100 μA
1 mA
2.1000
21.000
210.00
2.1000
21.000 (3)
0.08 % +0.025 % (2)
0.08 % +0.02 % (2)
0.08 % +0.02 %
0.3 % +0.025 %
0.3 % +0.025 %
<0.3 V / 100 Ω
<0.04 V / 1 Ω
<0.3 V / 1 Ω
<0.05 V / 10 mΩ
<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
Maximum Input and Overload Current Protection: 1 A/ 250 V fuse.
AC Current (True RMS, AC Coupling)
ACCURACY: ± (% of reading + % of range), 23 °C ± 5 °C
Rate Range
Accuracy(1 year) (1) 23 °C ± 5 °C
20-50 Hz 50-2 kHz 2-20 kHz
Slow
2.0000 mA
20.000 mA
200.00 m A
2.0000 A
20.000 A
1.5 % +0.5 %
1.5 % +0.5 %
1.5 % +0.5 %
2.0 % +0.5 %
2.0 % +0.5 %
0.5 % +0.3 %
0.5 % +0.3 %
0.5 % +0.3 %
0.5 % +0.5 %
0.5 % +0.5 %
2 % +0.5 %
2 % +0.38 %
2 % +0.38 %
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(1) Specifications are for sine wave inputs >5% of range.
Measurement method: True RMS measurement
Maximum Crest factor: 3.0 at full scale
Maximum Input and Overload Current Protection: 1 A/ 250 V fuse.
Rate Range Resolution
Full Scale
Reading
Burden Voltage (1)
/shunt Resistor
Slow
2.0000 mA
20.000 mA
200.00 m A
2.0000 A
20.000 A
0.1 μA
10 μA
100 μA
1 mA
10 mA
2.1000
21.000
210.00
2.1000
21.000 (2)
<0.3 V / 100 Ω
<0.04 V / 1 Ω
<0.3 V / 1 Ω
<0.05 V / 10 mΩ
<0.6 V / 10 mΩ
(1) Typical voltage across the input terminals at full scale reading.
(2) In 20 A range,>10-20 A AC is readable for 20 seconds maximum