Fluke 8808A User Manual - Page 22

AC Current, Accuracy, Input Characteristics

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8808A Users Manual Accuracy Accuracy [1] Range 90 days 23 °C ± 5 °C 200 μA 2 mA 20 mA 200 mA 2 A 10 A 0.02 + 0.005 0.015 + 0.005 0.03 + 0.02 0.02 + 0.005 0.05 + 0.02 0.18 + 0.01 Notes: [1] Accuracy given as ± (% of reading + % of range) 1 year 23 °C ± 5 °C 0.03 + 0.005 0.02 + 0.005 0.04 + 0.02 0.03 + 0.008 0.08 + 0.02 0.2 + 0.01 Temperature Coefficient/°C Outside 18 - 28 °C 0.003 + 0.001 0.002 + 0.001 0.005 + 0.001 0.005 + 0.001 0.008 + 0.001 0.008 + 0.001 AC Current The following ac current specifications are for sinusoidal signals with amplitudes greater than 5 % of range. For inputs from 1 % to 5 % of range, add an additional error of 0.1 % of range. Input Protection Tool accessible 11 A / 1000 V and 440 mA / 1000 V fuses Measurement Method AC-coupled True RMS Shunt Resistance 0.01 Ω for 2 A and 10 A ranges 1 Ω for 20 mA and 200 mA AC Filter Bandwidth: Slow 20 Hz - 100 kHz Maximum Crest Factor 3:1 at Full Scale Additional Crest Factor Errors (

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8808A
Users Manual
1-12
Accuracy
Accuracy
[1]
90 days
1 year
Range
23 °C ± 5 °C
23 °C ± 5 °C
Temperature Coefficient/°C
Outside 18 – 28 °C
200
μ
A
0.02 + 0.005
0.03 + 0.005
0.003 + 0.001
2 mA
0.015 + 0.005
0.02 + 0.005
0.002 + 0.001
20 mA
0.03 + 0.02
0.04 + 0.02
0.005 + 0.001
200 mA
0.02 + 0.005
0.03 + 0.008
0.005 + 0.001
2 A
0.05 + 0.02
0.08 + 0.02
0.008 + 0.001
10 A
0.18 + 0.01
0.2 + 0.01
0.008 + 0.001
Notes:
[1]
Accuracy given as ± (% of reading + % of range)
AC Current
The following ac current specifications are for sinusoidal signals with amplitudes greater than 5 % of range. For inputs
from 1 % to 5 % of range, add an additional error of 0.1 % of range.
Input Protection
................................................
Tool accessible 11 A / 1000 V and 440 mA / 1000 V fuses
Measurement Method
.......................................
AC-coupled True RMS
Shunt Resistance
..............................................
0.01
Ω
for 2 A and 10 A ranges
1
Ω
for 20 mA and 200 mA
AC Filter Bandwidth
:
Slow
................................................................
20 Hz – 100 kHz
Maximum Crest Factor
.....................................
3:1 at Full Scale
Additional Crest Factor Errors (<100 Hz)
......
Crest Factor 1-2, 0.05 % of full scale
Crest Factor 2-3, 0.2 % of full scale
Input Characteristics
Resolution
Range
Full-Scale
(5-1/2 Digits)
Slow
Medium
Fast
Burden Voltage
20 mA
19.9999 mA
0.1
μ
A
1
μ
A
1
μ
A
<0.05 V
200 mA
199.999 mA
1
μ
A
10
μ
A
10
μ
A
<0.5 V
2 A
1.99999 A
10
μ
A
100
μ
A
100
μ
A
<0.1 V
10 A
10.0000 A
100
μ
A
1 mA
1 mA
<0.5 V
Accuracy
Accuracy
[1]
90 days
1 year
Range
Frequency
23 °C ± 5 °C
23 °C ± 5 °C
Temperature
Coefficient/°C
Outside 18 – 28 °C
20 mA
20 Hz - 45Hz
1 + 0.05
1.25 + 0.06
0.015 + 0.005
45 Hz - 2 kHz
0.25 + 0.05
0.3 + 0.06
0.015 + 0.005
200 mA
20 Hz - 45Hz
0.8 + 0.05
1 + 0. 06
0.015 + 0.005
45 Hz - 2 kHz
0.25 + 0.05
0.3 + 0.06
0.015 + 0.005
2 A
20 Hz - 45Hz
1 + 0.05
1.25 + 0.06
0.015 + 0.005
45 Hz - 2 kHz
0.25 + 0.05
0.3 + 0.06
0.015 + 0.005
10 A
20 Hz - 45Hz
1 + 0.1
1.25 + 0.12
0.015 + 0.005
45 Hz - 2 kHz
0.35 + 0.1
0.5 + 0.12
0.015 + 0.005
Notes:
[1]
Accuracy given as ± (% of reading + % of range)