Campbell-scientific CR3000 Micrologger Manuel d'utilisateur Page 465

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Vue de la page 464
Section 11. Glossary
465
pulse
Anelectricalsignalcharacterizedbyasuddenincreaseinvoltagefollow
byashortplateauandasuddenvoltagedecrease.
regulator
Arecordisacompletelineofdatainadatatableordatafile.Alldata
onthelineshareacommontimestamp.
regulator
Adeviceforconditioninganelectricalpowersource.CampbellScientific
regulatorstypicallyconditionacordcvoltagesgreaterthan16Vdcto
about14Vdc.
resistance
Afeatureofanelectroniccircuitthatimpedesorredirectstheflowof
electronsthroughthecircuit.
resistor
Adevicethatprovidesaknownquantityofresistance.
resolution
Ameasureofthefinenessofameasurement.SeealsoAccuracy,
Precision,andResolution
(p.473).
ringline(Pin3)
Linepulledhighbyanexternaldeviceto"awaken"theCR3000.
RingMemory
Amemoryconfigurationfordatatablesallowingtheoldestdatatobe
overwritten.Thisisthedefaultsettingfordatatables.
ringing
Oscillationofsensoroutput(voltageorcurrent)thatoccurswhen
sensorexcitationcausesparasiticcapacitancesandinductancesto
resonate.
RMS
Rootmeansquare,orquadraticmean.Ameasureofthemagnitudeof
waveorothervaryingquantitiesaroundzero.
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