Campbell-scientific CR800 and CR850 Measurement and Control Systems Manuel d'utilisateur télécharger pdf (Page 438)

Section 11. Glossary

438

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operatingsystem

Theoperatingsystem(alsoknownas"firmware")isasetofinstructions

thatcontrolsthebasicfunctionsoftheCR800andenablestheuseof

userwrittenCRBasicprograms.Theoperatingsystemispreloadedinto

theCR800atthefactorybutcanbere‐loadedorupgradedbytheCR

800

userusingDeviceConfigurationUtility

(p.92)software.Themostrecent

CR800operatingsystemfileisavailableatwww.campbellsci.com

.

output

Alooselyappliedterm.Denotesa)theinformationcarriergeneratedby

anelectronicsensor,b)thetransferofdatafromvariablestorageto

finalstorage,orc)thetransferofpowerfromtheCR800oraperipheral

toanotherdevice.

outputarray

Astringofdatavaluesoutputtofinalstorage.Outputoccurswhenthe

datatableoutputtriggeristrue.

outputinterval

Thetimeintervalbetweeninitiationsofaparticulardata‐tablerecord.

outputprocessinginstructions

Processdatavaluesandgenerateoutputarrays.Examplesofoutput

processinginstructionsincludeTotalize(),Maximize(),Minimize(),

Average().Thedatasourcesfortheseinstructionsarevaluesin

variables.Theresultsofintermediatecalculationsarestoredinmemory

toawaittheoutputtrigger.Theultimatedestinationofdatage

nerated

byoutputprocessinginstructionsisusuallyfinalstorage,butitmaybe

outputtovariablesforfurtherprocessing.Thetransferofprocessed

summariestofinalstoragetakesplacewhentheoutputtriggerissetto

True.

PakBus

Aproprietarytelecommunicationsprotocolsimilarinconceptto

internetprotocol(IP).IthasbeendevelopedbyCampbellScientificto

facilitatecommunicationsbetweenCampbellScientificinstrumentation.

PakBusGraphsoftware

ShowstherelationshipofvariousnodesinaPakBusnetwork,and

allowsforadjustmentofmanysettingsineachnode.APakBusnodeis

typicallyadatalogger,aPC,oratelecommunicationsdevice.

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Campbell-scientific CR800 and CR850 Measurement and Control Systems Manuel d'utilisateur Page 438