Fluke Hydra Series II User Manual page 214

2635A
Users Manual
* Not used in Autoranging
*** Computer interface only (see FUNC command).
Accuracy
See Table A-2.
RANGE
90 mV*
300 mV
3V
30V
150/300V
900 mV* **
* Not used in Autoranging.
** Computer interface only (see FUNC command).
Input Impedance
100 Me minimum in parallel with 150 pF maximum for all ranges 3V and below 10 Me
in parallel with 100 pF maximum for the 30V and 300V ranges
Normal Mode Rejection
53 dB minimum at 60 Hz ±0.1%, slow rate
47 dB minimum at 50 Hz ±0.1%, slow rate
Common Mode Rejection
120 dB minimum at dc, 1 ke imbalance, slow rate
120 dB minimum at 50 or 60 Hz ±0.1%, 1 ke imbalance, slow rate
A-2
Table A-1. DC Voltage Measurements - Resolution
Range
90 mV*
300 mV
3V
30V
300V
900 mV**
Table A-2. DC Voltage Measurements - Accuracy
18°C TO 28°C
90 DAYS 1 YEAR
SLOW
.019% + 6 µV .024% + 6 µV
.018% + 20 µV .023% + 20 µV
.019% + 0.2 mV .024% + 0.2 mV
.019% + 2 mV .024% + 2 mV
.019% + 20 mV .024% + 20 mV
.016% + 20 µV .021% + 20 µV
Resolution
Slow
1 µV
10 µV
0.1 mV
1 mV
10 mV
10 µV
ACCURACY ±(%±V)
1 YEAR
SLOW FAST
.044% + 20 µV
.040% + 0.2 mV
.041% + 2 mV
.041% + 20 mV
.041% + 0.2 V
.037% + 0.3 mV
Fast
10 µV
0.1 mV
1 mV
10 mV
0.1 V
0.1 mV
0°C TO 60°C
1 YEAR 1 YEAR
SLOW FAST
.068% + 6 µV .088% + 20 µV
.067% + 20 µV .084% + 0.2 mV
.065% + 0.2 mV .082% + 2 mV
.086% + 2 mV .103% + 20 mV
.087% + 20 mV .104% + 0.2 V
.064% + 20 µV .096% + 0.3 mV