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1、高速数据采集系统SelectingtheRightDataAcquisitionSystemEngineersoftenmustmonitorahandfulofsignalsoverextendedperiodsoftime,andthengraphandanalyzetheresultingdata.Theneedtomonitor,recordandanalyzedataarisesinawiderangeofapplications,includingthedesign-verificationstageofproduc
2、tdevelopment,environmentalchambermonitoring,componentinspection,benchtoptestingandprocesstrouble-shooting.Thisapplicationnotedescribesthevariousmethodsanddevicesyoucanusetoacquire,recordandanalyzedata,fromthesimplepen-and-papermethodtousingtoday'ssophisticateddataacq
3、uisitionsystems.Itdiscussestheadvantagesanddisadvantagesofeachmethodandprovidesalistofquestionsthatwillguideyouinselectingtheapproachthatbestsuitsyourneeds.IntroductionIngeotechnicalengineering,wesometimeencountersomedifficultiessuchasmonitoringinstrumentsdistributed
4、inalargearea,dangerousenvironmentofworkingsitethatcausesomedifficultyforeasyaccess.Inthiscase,operatorsmayadoptremotecontrol,bywhichalargeamountofmeasureddatawillbetransmittedtoaobservationroomwherethedataaretobecollected,storedandprocessed.Theautomaticdataacquisitio
5、ncontrolsystemisabletocompletethetasksasregularautomaticdatamonitoring,acquisitionandstore,featuringhighautomation,largedatastorecapacityandreliableperformance.Thesystemiscomposedofacquisitioncontrolsystemanddisplaysystem,withthefollowingfeatures:1.No.ofChannels:32(c
6、anbeincreasedordecreasedaccordingtouser'srealneeds.)2.Scanningduration:decidedbyuser,fastest32points/second3.Storecapacity:20G(maybeincreasedordecreased)4.Display:(a)Tableofparameter(b)Historytendency(c)Columngraphics.5.Function:realtimemonitoringcontrol,warning6.Ove
7、ralldimension:50cm×50cm×72cm11高速数据采集系统Dataacquisitionsystems,asthenameimplies,areproductsand/orprocessesusedtocollectinformationtodocumentoranalyzesomephenomenon.Inthesimplestform,atechnicianloggingthetemperatureofanovenonapieceofpaperisperformingdataacquisition.Aste
8、chnologyhasprogressed,thistypeofprocesshasbeensimplifiedandmademoreaccurate,versatile,andreliablethroughelectronicequipment.Equipme
