FLUKE 2638A/20 120 Hydra Series III Data Acquisition System

User Manual for the Fluke 2638A/20 120 Hydra Series III Data Acquisition System - Page 22

For 2638A/20.

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2638A/20 photo
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Product Overview and Specifications
Measurement Specifications 1
1-15
DC Voltage Additional Errors
Digits NPLC Ch. x01 – x20
Additional NPLC Noise
Error
6 ½ 200
add 2 µV
-
6 ½
100
add 2 µV
-
6 ½
10 (Slow)
add 2 µV
-
5 ½ 1 (Medium)
add 2 µV
add 0.0008 % of range
4 ½ 0.2 (Fast) -
add 0.002 % of range + 12 µV
4 ½ 0.02 -
add 0.014 % of range + 17 µV
AC Voltage
AC voltage specifications are for ac sine wave signals >5 % of range. For inputs from 1 % to 5 % of range and <50 kHz,
add an additional error of 0.1 % of range. For 50 kHz to 100 kHz, add 0.13 % of range.
Maximum Input ...................................................... 300 V rms or 425 V peak or 3 × 10
7
volts-Hertz product (whichever is
less) for any range.
Measurement Method ........................................... AC-coupled true-rms. Measures the ac component of input with up to
300 V dc bias on any range.
AC Filter Bandwidth:
Slow .................................................................... 20 Hz
Fast ..................................................................... 200 Hz
Maximum Crest Factor ......................................... 5:1 at full scale
Additional Crest Factor Errors ............................ Crest factor 1-2, 0.05 % of full scale
Crest factor 2-3, 0.2 % of full scale
Crest factor 3-4, 0.4 % of full scale
Crest factor 4-5, 0.5 % of full scale
AC Voltage Input Characteristics
Range Resolution
Resolution
Input Impedance
4 ½
Digits
5 ½
Digits
6 ½
Digits
100 mV 100.0000 mV
10 µV 1 µV 0.1 µV
1 M ±2 % shunted by 150 pF
1 V 1.000000 V
100 µV 10 µV 1 µV
10 V 10.00000 V 1 mV 100 µV
10 µV
100 V 100.0000 V 10 mV 1 mV
100 µV
300 V 300.000 V 100 mV 10 mV 1 mV
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