Contents-4 Agilent E4418B/E4419B Service Guide
Troubleshooting.................................................................................. 1
Introduction................................................................................... 6-2
Suggested Diagnostic Equipment.......................................... 6-2
Measurement Uncertainty Analysis Instrument Accuracy Test..1
Measurement Introduction...........................................................A-2
Uncertainties..........................................................................A-3
Define the Measurand............................................................A-3
Define the Measurement Equation .......................................A-3
Sensitivity Coefficients Ci:.....................................................A-8
Combined Standard Uncertainty uc(y):................................A-9
Expanded Uncertainty kuc(y):...............................................A-9
Measurement Uncertainty Analysis Power Reference Level Test1
Measurement Introduction...........................................................B-2
Define the Measurand............................................................B-2
Define the Measurement Equation .......................................B-2
Uncertainty Equation ............................................................B-4
Voltage Measurements Uncertainty .....................................B-4
Mismatch ................................................................................B-5
Calibration factor ...................................................................B-7
Sensor Calibration Factor Drift.............................................B-7
Resistance...............................................................................B-8
Repeatability...........................................................................B-8
Sensitivity Coefficients (Ci)...................................................B-10
Combined Standard Uncertainty (uc(y))...............................B-12
Expanded Uncertainty...........................................................B-12
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