英文文献-电子秤.docx

英文文献-电子秤.docx

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Electronicscales

Electronicscalesareweighingtechnologyinanewtypeofinstrumentiswidelyusedinvariousoccasions.Electronicscalesandmechanicalscaleshavemoresmallsize,lightweight,simplestructure,lowpriceandpracticalvalueofstrong,convenientmaintenanceandsooncanbeinavarietyofenvironmentalwork,theweightofthesignalcanbeRemote,theweightofdisplayiseasytoimplementdigital,easy-to-computernetwork,productionautomation,higherlaborproductivity.Scalelabelsinthesupermarketisintheapplicationoffacevalue.Asmalllabelcontains:

name,price,weight,etc.11listinthissmallelectroniclabel.Greatlyacceleratedtheuseoflabelmachinesalespace,butalsoconvenientforcustomers.Topbarcodelabelshavemanyremarkablefeaturesofscale,Ethernetfeaturemakesthemanagementmoreconvenient.ElectronicScaleClassification（scalescanbedividedintomechanicalandelectronictype）

1.Howitworks:

electronicworksinelectroniccomponents（weighing

Sensor,ADconversioncircuit,microcontrollercircuits,displaycircuit,keyboardcircuitry,communicationsinterfacecircuits,regulatedpowersupplycircuit）.

2.usingthefunction:

electronicweighingtheuseofmodernsensor

technology,electronicsandcomputertechnologyintegration,electronicweighingdevices,inordertomeetandsolvereallifefs''fast,accurate,continuous,automaticffweighingrequirements,whileeffectivelyeliminatinghumanerror,tomakeitmoreinlinewiththemanagementoflegalmetrologyandindustrialproductionprocesscontrolapplications.

3.Threehealthscalesareweighingtheuseoffeaturesinacategory（dividedintomechanicalandelectronic）,inexpensive,itcanhelppeopletoeffectivelymonitortheirownbodyweightchanges,newproductsalsocandetecttheirfatcontent,butalsoSomehuman-orientedsubsidiaryfunctions.Maynotbepartofmeasuringequipment.

4.ElectronicScaleisameasurementofthestatecompulsorytestapparatus,

andhisqualifiedproductsaretestindexingthevalueofDvaluesofeandsubdivisionstandards,issubjecttotheprotectionofthenationalmetrologyproducts.Intheelectronicweighingthereisacategorycalled"humanscale"products,whichcantestinthemeasurementsector,weighingveryprecise.

BlockdiagraminterpretationoftheprincipleofelectronicbalanceThefirstpartoftheelectronicscaleprincipleblockdiagram:

ProgramK/B（button）fFx—►Sensors—AOPZoom—AA/Dconverter■—►CPU—A—►displaydriverdisplaymemory

WorkflowNote:

Whenanobjectonthepanwhenthepressurefacilitiestothesensorthatoccurreddeformation,sothatresistancetochange,whiletheuseofexcitationvoltagechanges,theoutputofachangeinanalogsignal.ThissignalamplificationbytheamplifieroutputtotheADC.Convertedtofacilitatetheprocessingofthedigital

signaloutputtotheCPU

operatorcontrol.CPUunderthekeyboardcommandsandprogramoutputtodisplaythisresult.

Untiltheshowsucharesult.

Thesecondpartofthescaleoftheclassification:

1.Accordingtoprinciplesofpoints:

E-scalemechanicalscalemechanicalandelectricalintegrationscales2.Accordingtothefunctionssub:

CountingScalesWeighingScalePricingScale3.Purpose:

IndustrialCommercialScalesSpecialScalesBalance

Thethirdpartofthescaletypes:

1.ThefullnameofthedesktopScalereferstothevolumeoflessthan30Kgelectronicscale2.Thefullnameofplatformscalereferstothevolumewithinthe3O-3OOKgElectronicScale3.Loadometerfullnamereferstothevolumeofmorethan300KgElectronicScale4.PrecisionBalance

4thPartoftheaccuracyofclassification:

IClass:

Specialscalesprecision>1/10WanIIlevel:

high-precisionscale1/10000

theaccuracyofscale1/1000

CommonScale1/100

/.Maximumweighing:

anelectronbalance,excludingtareweight,themaximumloadcanweigh;2.Minimumweigh:

aelectronicscalesbelowthevaluethatwouldhaveoccurredwhenarelativelyerror;3.safeload:

120%ofthenormalweighingrange;4.Ratedload:

normalweighingrange;

5.permissibleerror:

classtestwhenthemaximumdeviation;6.asenseofquantity:

asingleelectronicscalescanshowthesmallestscale;usuallyndf,torepresent;7.analyticcapacity:

afunctionwithacountoftheelectronicscales,candistinguishthesmallestscale;8.Resolution:

acountingfunctionwithanelectronicscale,theinternalcapacityofaResolutionofaparameter;9.Warm-uptime:

ascaleusedtoachievethetargetsofthetime;10.Accuracy:

Thefullnameofasenseofvolumeandvolumeratios;11.electronicscaleuseofenvironmentaltemperature:

-10degreesCelsiusto40degreesCelsius12.platformscaleThetablesize:

25cmX30cm30cmX40cm40cmX50cm42cmX52cm45cmX60cm

PartVIelectronicscalefeatures:

LToachievelong-distanceoperations;2.Toachieveautomaticcontrol;3,Figuresshowthatanintuitive,reducehumanerror;4.Highaccuracyandresolutionstrong;5.Weighingrangeiswide;6.uniquefeatures:

buckleweight,withholdingweight,zero,accumulated,warning,etc,;7.maintenancesimple;8.sizeissmall;9.installation,calibrationsimple;10.specialindustry,canbeaccessedbytheprinterorcomputer-driven;11•Intelligentelectronicscale,quickreaction,highefficiency;PartVIIoftheelectronicscaleinspectionprocess:

I.First,theoverallexamination:

whetherthewearandtear;2.Whethertheboot:

thebootsequenceisfrom0to9inturnshowsthatfiguresarevague,canzero;3.Whetherthebacklight;4.withtheweighttestsinweighing;5.chargersisintact,canuse;6.partsarecomplete;PartVIIIsensortype:

1.

Resistive:

affordable,highaccuracy,widelyused;2.Capacitive:

smallsize,lowprecision;3.Maglev-style:

specialhigh-precision,highcost;4.Hydraulicformula:

thecurrentthemarkethasbeeneliminated;DisplayType:

l.LCD（liquidcrystaldisplay）:

freeelectricity,energy-saving,withbacklight;2.LED:

freeelectricity,powerconsumption,verybright;3.Lamp:

electricity,powerconsumption,high;

K/B（button）type:

1.filmbutton:

contacttype;2.mechanicalbuttons:

madeupofmanyindividualcombinationsofkeystogether;sensorcharacteristics:

1.ratedload;2.outputsensitivity;3.non-linear;4.hysteresis;5.repeatable;6.creep;A12:

00outputeffects;8.ratedoutputtemperature;9.12:

00input;10.inputimpedance;ILoutputimpedance;12.InsulationResistance;13.toallowexcitationvoltage;（5-18V）

PartIXsensordamagedphenomenon:

1.Weighingnotallowed;2.Showsnoreturntozero;3.

Showsthenumberofbouncetojudgethesensor+E,-E,+S,-S1.Thefirsttouseresistanceprofilemeasurement4-line22Thisresistancevalue,atotalof6groups.Thecaseof400-450,comparedwithEurope+E,-E;ifitis350inEurope,comparedto+S,-S;forthe290inEurope,comparedtoR-arm;2.+E,-Eterminatedonthe+1.5Vvoltage

Sensorcorrectlytoexertapressure,suchastheoutput+_Sincrease,thentheredtablepensas+S,thecontrary-S;10thpartofthehigh-precisioncountingscalefeatures:

l.Kg/Ibunitconversionfunctions;2.12:

00displayrangeadjustmentfunction（GLHseriesdoesnot）3.Samplingspeedadjustmentfunction;

4,Thereare10groupsmemoryfunctionsinglet;5.maybeatthesametimetheweight,quantity,thecumulativefunction（GLHonlythenumberofcumulative）6.cansettheweight,themaximumamountofwarningfunction;7.automaticzerotracking,temperaturelinearcorrection;8.deductionofwithholdingheavyweightandfunction;9.Standbyfunction;10.thereiszeroshowszerotrackingrangeandscope;ILthereisthebatteryvoltagecontroltolimitthefunction;Electronicscalesareweighingtechnologyinanewtypeofinstrumentiswidelyusedinvariousoccasions.Electronicscalesandmechanicalscaleshavemoresmallsize,lightweight,simplestructure,lowpriceandpracticalvalueofstrong,convenientmaintenanceandsooncanbeinavarietyofenvironmentalwork,theweightofthesignalcanbeRemote,theweightofdisplayiseasytoimplementdigital,easy-to-computernetworking,processautomationofproductionandimprovelaborproductivity.ElectronicScalealsohasanautomaticzerotracking,overloaddisplayofself-extinguishingcharacteristics.

Mechanicalscales,floorscale/landinthevalue（carvalue）,weigh-bridgesandotherfittedforce-sensitivesensorsandmicrocomputer-controlledintelligentweighinginstrumentsbecomeintelligentdigitalelectricalandmechanicalbalance（orthemechanicalandelectricaldual-usescales）,toimprovethemechanicalbalanceofthemeasurementaccuracy,withlowcost,highreliability,simpleinstallationandsoon,withoutprejudicetotheoriginalmechanicalscalestoanytransmissionbearingstructure.Therearepeeled,settozero,thecumulativenumberoftimes,thecumulativeweight（cumulativeamountofvaluation-based）,auto-zeroing,autotrackingandotherfunctions.Weighingdatacanbedirectlyprintedortransmittedviacomputernetworks,industrialprocessescanimprovethelevelofscaleandproductquality,tradeclearingwiththescalecanimprovethecredibilityofincalculablesocialandeconomicbenefits.

ElectronicScaleisbasicallyasensor,amplifiercircuit,A/Dconversioncircuit,microcontrollercontrolofdisplayparts,switchmatrixcircuit,thekeyboardcircuitandpowercircuit.Weightsensorsignalsareconvertedtoacorrespondingelectricalsignal,afteramplifiedintotheA/Dconvertedintopulsesweight,throughtheSCMunderthe

controloftheanalogvoltagesignalsintodigitalThedigitalconversionbytheSCMprograminlinew