Dc Current; Ac Current - Fluke 8808A Getting Started Manual

DC Current

Input Protection ............................................... Tool accessible 11 A / 1000 V and 440 mA / 1000 V fuses.
Shunt Resistance.............................................. 0.01 Ω for 2 A and 10 A ranges
Full-Scale
Range
(5-1/2 Digits)
200 uA 199.999 µA
2 mA 1999.99 µA
20 mA 19.9999 mA
200 mA 199.999 mA
2 A 1.99999 A
10 A 10.0000 A
Range
90 days
23 °C ± 5 °C
200 μA
0.02 + 0.005
2 mA 0.015 + 0.005
20 mA 0.03 + 0.02
200 mA 0.02 + 0.005
2 A 0.05 + 0.02
10 A 0.18 + 0.01
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
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
Full-Scale
Range
(5-1/2 Digits)
20 mA 19.9999 mA
200 mA 199.999 mA
2 A 1.99999 A
10 A 10.0000 A
1 Ω for 20 mA and 200 mA
Burden voltage < 1 mV for 200 uA and 2 mA range.
Input Characteristics
Resolution
Slow Medium
0.001 μA 0.01 μA
0.01 μA 0.1 μA
0.1 μA 1 μA
1 μA 10 μA
10 μA 100 μA
100 μA
1 mA
Accuracy
[1]
Accuracy
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
1 Ω for 20 mA and 200 mA
Crest Factor 2-3, 0.2 % of full scale
Input Characteristics
Resolution
Slow Medium
0.1 μA 1 μA
1 μA 10 μA
10 μA 100 μA
100 μA
1 mA
Digital Multimeter
Electrical Specifications
Burden Voltage
Fast
0.01 μA <1 mV
0.1 μA
<1 mV
1 μA <0.05 V
10 μA <0.5 V
100 μA <0.1 V
<0.5 V
1 mA
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
Burden Voltage
Fast
1 μA <0.05 V
<0.5 V
10 μA
100 μA <0.1 V
<0.5 V
1 mA
5