Fluke Digital Multimeter - Page 46

©Fluke Calibration 2011 Basics Of Measurement Uncertainty for DMM Calibration 46
Calculating u
3
The formula for u
3
is:
Calculates the standard
uncertainty related to one LSD
With an LSD of 10 mA -
u
3
= 2.9 mA at a ±1 std. dev.
3LSD
2
1
3 u