Fluke 8808A - Remote Interfaces; Warranty; Electrical Specifications; DC Voltage Specifications

8808A
Calibration Manual
1-10
RS-232C
Warranty
One year
Electrical Specifications
Specifications are valid for 5-½ digit mode and after at least a half-hour warm-up.
DC Voltage Specifications
Maximum Input ................................................. 1000 V on any range
Common Mode Rejection................................. 120 dB at 50 or 60 Hz ±0.1％ (1 kΩ unbalance)
Normal Mode Rejection.................................... 80 dB at Slow Rate
A/D Nonlinearity................................................ 15 ppm of range
Input Bias Current ............................................ <30 pA at 25 °C
Settling Considerations ................................... Measurement settling times are affected by source impedance, cable
dielectric characteristics, and input signal changes
Input Characteristics
Resolution
Range
Full-Scale
(5-1/2 Digits)
Slow Medium Fast
Input Impedance
200 mV 199.999 mV
1 μV 10 μV 10 μV
>10 GΩ
[1]
2 V 1.99999 V
10 μV 100 μV 100 μV
>10 GΩ
[1]
20 V 19.9999 V
100 μV 1000 μV 1000 μV
10 MΩ±1 %
200 V 199.999 V 1 mV 10 mV 10 mV
10 MΩ±1 %
1000 V 1000.00 V 10 mV 100 mV 100 mV
10 MΩ±1 %
Notes:
[1] At some dual display measurements, the input impedance of 200 mV and 2 V ranges may be changed to 10 MΩ.
Uncertainty
[1]
90 days 1 year
Range
23 °C ± 5 °C 23 °C ± 5°C
Temperature Coefficient/°C
Outside 18 – 28 °C
200 mV 0.01 + 0.003 0.015 + 0.004 0.0015 + 0.0005
2 V 0.01 + 0.002 0.015 + 0.003
0.001 + 0.0005
20 V 0.01 + 0.003 0.015 + 0.004
0.0020 + 0.0005
200 V 0.01 + 0.002 0.015 + 0.003
0.0015 + 0.0005
1000 V 0.01 + 0.002 0.015 + 0.003
0.0015 + 0.0005
Notes:
[1] Uncertainty given as ± (% of reading + % of range)
AC Voltage Specifications
AC Voltage specifications are for ac sinewave signals >5 % of range. For inputs from 1 % to 5 % of range and <50 kHz,
add an additional error of 0.1 % of range, and for 50 kHz to 100 kHz, add 0.13 % of range.
Maximum Input ................................................. 750 V rms or 1000 V peak or 8 x 10
7
Volts-Hertz product
Measurement Method ....................................... AC-coupled true-rms. Measures the ac component of input with up to
1000 V dc bias on any range.
AC Filter Bandwidth ......................................... 20 Hz – 100 kHz
Common Mode Rejection................................. 60 dB at 50 Hz or 60 Hz (1 kΩ unbalance)
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
Only applies for non-sinusoid signals
Remote Interfaces