Dictionary
Measuring chain
The series of elements of a measuring system constituting a single path of the measurement signal from sensor to output element. VIM (JCGM 200…
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23 results for “Measuring chain”
Documents
GMP 13 — Ensuring Traceability
…The measurement uncertainty for each step in the traceability chain must be calculated according to defined methods and must be stated so that an…
Training
BIPM e-Learning Platform
…of Weights and Measures on the SI, the CIPM MRA, and measurement uncertainty — the view from the top of the traceability chain. e-learning
Dictionary
Calibration hierarchy
…reference to the final measuring system, each calibration depending on the previous one; uncertainty necessarily grows down the chain. VIM (JCGM 200:2012) 2…
…Thepreviousprimary cryogenicradiometer,HACR,wasusedtocalibratetheVisTrap.Therelativeresponsivityof thepyroelectric detectorwasmeasuredfrom700nmtoISOOnmwiththeSURFACR- monochromatorsystem[49].TherelativeresponsivityoftheIGAWSwasmeasuredwiththe pyroelectricdetectorfrom700nmtoISOOnmontheVis/NIRSCF.TheIGAWSrelative responsivitywasscaledtothecalibratedpowerresponsivityfrom700nmto920nm.This combinationgavethelowesttransferuncertainty.Figure5.11showsthe1999NIRmeasurement chain. CryogenicRadiometer SiliconTrapDetector 700nmto920nm 3 SURFASR…
Documents
GLP 14 — Procedure for Method Validation
…The measurement uncertainty for each step in the traceability chain must be calculated according to defined methods and must be stated so that an…
…and local gravity measured — realizes the newton directly at uncertainties of parts in a million. Below the deadweight machines, the chain runs through force…
…10 the information is summarized in a diagram that shows the measurement chain used to calculate flow. At the top of the diagram is…
…However, one key component of establishing traceability involves quantifying the measurement uncertainty of each link in the traceability chain. This can be a difficult…
Humidity is the environmental quantity laboratories measure most and understand least. Relative humidity is a ratio — water vapor present versus saturation at the CURRENT…