Fluke Digital Multimeter - Page 44

©Fluke Calibration 2011 Basics Of Measurement Uncertainty for DMM Calibration 44
Summary of u
2
–
u
2
is the ±1 sigma estimate of calibrator
specification uncertainty
− Probability Distribution = Normal – as stated in the
manufacturer’s information
− Sensitivity Coefficient = 1
− Degrees of Freedom =
mA
u
2
1.3
