Dytran 4401AX User manual

OG4401AX
RevA,ECN134
4
4
2
D
y
nam
21592 Maril
www.dytran
.
OPERATIN
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: info@dytra
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818-700-781
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RevA,ECN12775
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Contents
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I.DeviceFeatures.................................................................................................................................................3
II.SoftwareFeatures.............................................................................................................................................3
III.Acronymsusedinthismanual..........................................................................................................................3
IV.MinimumSystemRequirements.......................................................................................................................4
V.Installation.........................................................................................................................................................4
VI.Operation..........................................................................................................................................................6
VII.Mechanicalconfigurationandmounting........................................................................................................11
VIII.Datarecordingconsiderations........................................................................................................................12
IX.SoftwareLicense,Restrictions,andDisclaimer...............................................................................................13
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Note:Aspartofourcommitmenttocontinuousproductimprovement,Dytranshallmake
modificationstothisdocumentwithoutnoticeorrestriction.
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RevA,ECN12775
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DytranInstrumentsModel4401AXisavibrationrecorderwithbuilt‐in3‐axisMEMS
accelerometerand3‐axisGyroscopecapableofmeasuringandrecordingaccelerationand
orientationinthreeorthogonaldirectionsandpitch,yaw,androll.Thisdataiswrittentoa
standardmicroSDcard.
I. DeviceFeatures
‐Systemcomponents:
4401AXVibrationRecorder
ApprovedSDcard‐SandiskExtremePlus32GB‐SDSQXVF‐032G‐GN6MA
9009SoftwareToolkit(CanbedownloadedfromDytranVibrationRecorderProductPage)
‐4401AXispoweredthrougharechargeableli‐pobatteryorexternalpowerfrom8–32VDC.
‐Built‐infirmwarehandlesaccelerationinthreeaxesaccelerationandgyroscopedatastorage
ontheSDcard.
II. SoftwareToolkitFeatures
‐ImmediatedataretrievalfromtheSDcardtothePC
‐Easycursoroperationfordataselection,zoom,andcursoralignment
‐SnapShotwiththepressofabutton
‐Dataoverlay
‐Anti‐AliasFiltering
‐Oversampling
‐FFTanalysis
‐Dataexport
‐RealTimeStamp
III. Acronymsusedinthismanual
GUI‐GraphicalUserInterface
FFT‐FastFourierTransform
JPG‐JointPhotographicFileformat
ASCII‐AmericanStandardCodeforInformationInterchange
TDMS‐TechnicalDataManagementSolution(BinaryandASCIIfilesavingoptionforsmallerfile
sizeswithstoredheaderinformation)
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IV. MinimumSystemRequirements
DesktoporaLaptopx86basedpersonalcomputer
OperatingSystem:WindowsVista/Seven/Win832/64‐bit
CPU:Inteli3orbetter
RAM:1GB
HardDiskspace:1GB
DisplayResolution1280×780.
V. Installation

InserttheincludedSandiskExtremePlus32GBintoMicroSDCardReader.Doubleclickonthedrive
letter,navigatetoAutorun.exe.Additionally,ifthisdrivehasalreadybeenformatted,thesoftwarecan
bedownloadedfromtheVibrationRecorderProductPageontheDytranWebsite.
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Figure1:AutorunMenu
Therearetwoadditionalinstallationsthatarerequiredpriortoinstallingthe9009software.InstallData
Plug‐insbyclickingthebuttonontheAutorunmenu.Thiswillinstallplug‐insfordataexport.
Toinstalltheruntimesoftware,clickon9009tostarttheinstallationofthe90094401AXVibraCorder
software.Makesurethatnootherapplicationsareopenandproceed.
1. Whentheinstallerinitializationiscompleted,clickon“Next”.Inthefollowingwindow,theusercan
definethedirectoriesinwhichthe4401AXVibraCordersoftwareandtheNationalInstrumentlibraries
willbesaved.Clickon“Browse”toselectadifferentfolderifdesired,andclickon“Next”toproceed.
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RevA,ECN12775
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Figure 2: Install Destination Directory
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2. Inthenextwindow,select“Iacceptthelicenseagreement...”toacceptDytran4401AXVibraCorder
licenseconditionsandthenclickon“Next”.
3. Select“Iacceptthelicenseagreement...”toacceptNationalInstrumentlicenseconditionsandthenclick
on“Next”.
4. Atthispoint,select“Iaccept2licenseagreement(s)...”toacceptMicrosoftSilverlight5EULAand
MicrosoftSilverlightPrivacyStatementconditions.Clickon“Next”toproceed.
5. The“StartInstallation”windowwillappear.Itindicateswhetheracomponentwillbeupgradedor
installedforthefirsttime.Clickon“Next”tostarttheinstallation.Thisprocessmaytakeafewminutes.
Pleasewaituntiltheinstallationiscomplete.
6. Whentheinstallationiscomplete,clickon“Next”toproceed.
7. Ifasked,rebootyourPCbyclickingon“Restart”inthefollowingwindow.
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Figure 3: Restart after Installation Completed.
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VI. Operation
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WARNING:Donotconnectorordisconnectthe25pinexternalmicrod‐subconnectorwhilethe
4401ispowered.Thismayresultindamagetotheunitand/orlossofdata.
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1. Afterthecomputerisrestarted,theuserwillfindthe“9009VibraCorder”iconintheWindowsmenu,as
showninFigurebelow.AShortcutwillalsobecreatedontheDesktopforeaseofaccess.
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Figure 4: VibraCorder Icon.
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2. InserttheSDcardintoyourPCandlaunchthesoftware.
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Figure 5: 9009 Software
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3. Createconfigurationfile–thistaballowsthecreationoftheconfigurationfileforthedataacquisition.

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3.1ItisrecommendedtoformatyourSDcardbeforeeveryuse.UseSDcarddrivenavigationwindowto
selectthecardandpress“FormatSDcard”button.
3.2Freerunisdeterminedbyswitchonhardwareon.Defaultvalueof40pre‐triggeredsamplesis
provided.
3.3Threedifferentsamplingratesareavailable.Themeasurementsbandwidthiseffectivelyhalfofthe
selectedsamplingrate.Theseratesare250,1200,and4280Hz.
3.3“Keeprunningaftertriggering”checkboxwillallowforcontinuousrecordingoncethetriggeredvalue
isreached(Triggeredacquisitionhastobeselectedforthisfeature).
3.6Afterthepopup“Config.txtcreated”appear,press“Ok”buttonandsafelyejecttheSDfromtheslot
InserttheMicroSDcardintothe4401AXMicroSDcardslotandpressthe“Power”button.Ensure
VibracorderispoweredoffbeforeinsertingorremovingMicroSDCard.IfSDCardisremoved
duringanyoperation,aformatofthecardinaPCmayberequiredasthecardfilesystemcan
becomecorrupted.
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4. ThefirmwareoftheVibraCorderwillverifytheMicroSDcardoperation.Thegreen“ReadyIndicator”
LEDwillremainilluminatedifthesystempassesbuiltinselftestsandSDcardispresent.Dytran
Instruments,Inc.specifiesusingonlytheincludedSandiskExtremePlus32GB‐SDSQXVF‐032G‐
GN6MA.Othercardsmayoperate,buthavenotbeentestedandarenotguaranteedtoworkwiththe
system.

4.1 Aftertheaccelerometerisverifiedoperational,thefirmwarewillcheckforthepresenceofthe
configurationfile.Threebeepspriortostartupsoundwillindicatetheconfigurationfileisnotfound.
HARDWARECHECK/READYLEDSTATUSINDICATIONS
ReadyIndicator
GREEN
Unlit:SystemPoweredOff
Lit:PassedSelf‐Test,ReadytoRecord
RecordingIndicator
RED
Unlit:SystemnotRecording
Lit:RecordingInProgress
4GREEN
BatteryChargeIndicators
FourLit–100%,3Lit–75%,2Lit–50%,1Lit25%Battery
Remaining

5. Press“Record”buttontostartrecording.

5.1The“RecordingIndicator”LEDisilluminatedduringrecording.
5.2Press“RECORD”buttontostoprecording.The“RecordingIndicator”willbecomeunlit.
6.InserttheSDcardintoPCandclickon“READVIBRACORDERDATA”tab.
6.1Press“SDCARDDATADOWNLOAD”buttonandnavigatetothedatafileusingexplorerwindow.
Doubleclickonthefileandthesoftwarewillrequestwhethertodisplayinstandardormetricunits.
6.2Eachaxishasitssetofdatamanipulationbuttons:“CURSORHOME”,“TIMEZOOM”,“TOANALYSIS”,
and“AUTOSCALE”.Usercanutilizethosebuttonsfordataexaminationandeventselection.

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RevA,ECN12
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RevA,ECN12775
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overlaid.Whenselectednew,allthepreviouslydisplayeddatashallbeerasedandsubstituted
withnewlyimporteddataset.
7.2 “RELOADSELECTEDDATA”buttonshallreloadtheoriginalsetofdataintotheanalysiswindow.
7.3 “LOWPASSFILTER”and“HIGHPASSFILTER”buttonsshallapplyspecifiedfiltertothedata,user
shallbepromptedforcornerfrequencyandfilterorder.Butterworthtopologyisused.
7.4 “SINGLEINTEGRATION”and“DOUBLEINTEGRATION”buttonswillapplyeithersingleordouble
numericalintegration.Thesoftwareshallautomaticallyapplyahighpassfilterbeforeperforming
integration(toavoidanydatarunoff).Usershallbepromptedforcornerfrequencyofthefilter.
7.5 “OVERSAMPLING”buttonshallperformnon‐linearinterpolationonthedataset,calculating
additionaldatapointinbetweentheexistingone.Theuserwillbepromptedforthe
oversamplingfrequency:
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Figure7:Samedatasetbeforeandafteroversamplingwith32,000Hzfrequency

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RevA,ECN12775
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Figure 8a - TSA analysis results
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Figure8b:TSAanalysisresultsfor5periods
7.6 “FFTANALYSIS”buttonwillperformFastFouriertransform.
7.7 “PLOTVERTICALUNIT”selectorallowsselectionofaccelerationunitsbetweenEnglishand
Metric.