DocumentCode
2130522
Title
Calibration of multimeters as voltage ratio standards
Author
Sosso, A. ; Cerri, R.
Author_Institution
Ist. Elettrotecnico Nazionale Galileo Ferraris, Torino, Italy
fYear
2000
fDate
14-19 May 2000
Firstpage
375
Lastpage
376
Abstract
We report on measurements for the evaluation of the linearity of DVMs in use in our laboratories, aimed at determining the performances in the /spl plusmn/V range of commercial multimeters as voltage ratio standard. The evaluation of deviations from linearity in the selected range becomes important in measurements of resistance ratios, where voltage limitations may exist. After calibration, uncertainty below 0.1 ppm can be obtained.
Keywords
calibration; digital multimeters; digital voltmeters; electric resistance measurement; measurement standards; measurement uncertainty; voltage measurement; DVM linearity; deviations from linearity; low uncertainty; multimeters calibration; resistance ratios; voltage ratio standards; Automatic testing; Calibration; Electrical resistance measurement; Laboratories; Linearity; Measurement standards; Metrology; Performance evaluation; Resistors; Voltage measurement;
fLanguage
English
Publisher
ieee
Conference_Titel
Precision Electromagnetic Measurements Digest, 2000 Conference on
Conference_Location
Sydney, NSW, Australia
Print_ISBN
0-7803-5744-2
Type
conf
DOI
10.1109/CPEM.2000.851032
Filename
851032
Link To Document