ML-1020User Manual

Proven

2Mesa Laboratories Inc. 10 Park Place Butler, NJ 07405 USA

(973) 492-8400 FAX (303) 484-4992 www.mesalabs.com Symbol “MLAB” on the NASDAQ

Mesa Labs’ Commitment

As a manufacturer of critical equipment, quality is the highest priority in our manufacturing process. Mesa Labs commits to providing creative, innovative thinking and the engineering and scientific expertise needed to produce gas flow-related products and solutions that are universally recognized for their superior performance, quality and value.

Proven DryCal technology is the recognized leader in gas flow measurement, providing the industry’s most reliable products, service and solutions for professionals in environmental protection, workplace safety, industrial process control and laboratory calibration. We strive to provide the closest NIST-traceable, legal defensibility of any flow calibration equipment manufacturer, and we actively maintain our NVLAP (NIST) ISO 17025 laboratory accreditation in order to support our claims and continually improve our quality system and laboratory profi-ciency. Thank you for purchasing our products. From all of us at Mesa Labs, best wishes for many years of accurate, defensible primary flow measurements.

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Accuracy ReliabilityConvenience

Table of Contents

Introduction .....................................................................................................................2About Your Met Lab 1020..................................................................................................2 Unpacking Your Met Lab 1020 ......................................................................................3 Warnings ....................................................................................................................3Operating Your Met Lab 1020 ............................................................................................4 Connections ................................................................................................................4 Power .........................................................................................................................4 Valve Actuation Air Source ...........................................................................................4 Inlet (Pressure) and Outlet (Suction) Fittings .................................................................4 Overpressure Exhaust ..................................................................................................4 Purge Fittings ..............................................................................................................5 Serial Cable ................................................................................................................5 Getting Started ...........................................................................................................6 Customizing Your Calibration ........................................................................................6 Setup .........................................................................................................................6 Taking Measurements ..................................................................................................7 Using Sensor Factors ...................................................................................................7Notes ..............................................................................................................................8 Out of Range! .............................................................................................................8 Over Pressure! ............................................................................................................8 Program .....................................................................................................................8 Reset Function ............................................................................................................8 Storage ......................................................................................................................8 Accessory Items ..........................................................................................................9Annual Maintenance and Calibration ................................................................................10 Recertification ...........................................................................................................10 Sending Your Met Lab 1020 to Mesa ...........................................................................10 Shipping ...................................................................................................................11MetLab1020Specifications ............................................................................................12Limited Warranty ............................................................................................................14

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Introduction

Congratulations!You’vechosentheMetLab1020primarygasflowstandard,featuringProvenDryCal® Technology.TheinnovativeMetLab1020isapreciseprimarygasflowcalibratorengineeredforthecali-brationofhighflowmeters,withinaspace-saving,transportabledesign.

Beforeyougetstarted,pleasetakeafewmomentstoreviewthismanualandfamiliarizeyourselfwithyourMetLab1020.Ifatanytimeyouhavequestionsregardingitsoperation,pleasecontactMesathroughwww.drycal.com,orcallusat973.492.8400tospeakwithoneofourknowledgeablecustomersupportrepresentatives.

About Your Met Lab 1020

LikeallMesaprimarystandards,theMetLab1020isapositivedisplacementprimarypistonproverforgasflow measurementsineitherpressureorsuctionapplications.UsingpatentedProvenDryCal®Technology,itcombines theaccuracyofaprimarycalibratorwithunequaledspeedandconvenience,providinggasflowmeasurementsatthepush of a button.

Bynature,yourMetLab1020performsaprimarymeasurementofvolumetricflow.However,sincepressurevariationswithinanymeasurementsystemcancauseambiguousresults,theMetLab1020isgenerallyusedinastandardizedmode,automaticallyconvertingitsvolumetricflowmeasurementstotheflowthatwouldexistunderstandard temperature and pressure conditions.

Anexcellenttoolforthecalibrationofinstrumentsthatreadinmassflow,yourMetLab1020measuresflowfrom 5LPM(LitersPerMinute)to500LPMwithinanaccuracyof±0.25%ofreadingstandardized,usingatemperature sensorandpressuretransducerwithinthegasflowstream.Additionally,youcaneasilycalibratevolumetric instruments(seeSetup–Readings).Flowmeasurementscanbetakenmanually(onereadingatatime),or automaticallyinthecontinuousmode,withupto100measurementsinanaveragingsequence.

Foryourconvenience,yourMetLab1020featuresanLCDdisplayscreenwithmagnificationoption,anOn/Offbutton onthefrontpanel,andaconvenienttouchpadcontroltoenableyoutoquicklyaccessvariousmenuoptionsand manyuser-definablesettings.Menunavigationisintuitive,controlledbytheright,left,upanddownarrowsonthetouch pad.

YourMetLab1020alsoincludesanRS-232portandserialcable.YoucanalsoutilizeMesa’sDryCalProsoftwarepackage available for download from http://drycal.mesalabs.com/drycal-pro-software/.

DryCalProsoftwarecapturesflowdatafromyourDryCal® instrument for easy export into common software pack-ages.

• CaptureflowdatafromyourDryCal® directly to a PC and export the data to a Microsoft environment.

• Real-time data monitoring

• Enterflowratesfrompumpsorotherflowsourceandcalibratetheflowsource.

• EnterflowdatafromaflowmeterandcomparetheflowmeasurementsfromyourDryCal® precision calibrator.

• UploadthelatestversionofthefirmwaretoyourDryCal®.

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Unpacking Your Met Lab 1020YourMetLab1020isalaboratoryprimarystandard,andhasbeenshippedinMesa’srugged,reusableshippingcon-tainer.

TheMetLab1020weighs90lbs/41kilograms.Unpackingbytwopeopleisrecommended.TheMetLab1020canbeliftedfromtheshippingcontainerbyverifyingthenutsonthelargeinletandoutletfittingsaretightandliftingthe MetLab1020bygraspingthesefittings.WhileliftingtheMetLab1020fromtheshippingcontainer,thetopofthe Met Lab 1020 should be supported to prevent tipping.

Your Met Lab 1020 comes with the following:

• AC Power Adapter • PC Serial Cable (RS-232) •CalibrationCertificate • Reusable shipping container

Warnings•TheMetLab1020isnotintrinsically-safeandisnotforusewithexplosiveorflammablegases,orforuseinexplo-siveenvironments.IfyouchoosetocalibrateexplosiveorflammablegaseswithyourMetLab1020,pleasefollowyourorganization’slaboratorysafetyprocedures,whichtypicallyrequireoperationwithinaninertatmosphere.Toenableuseinaninertatmosphere,yourMetLab1020hastwo(2)¼”gasPurgefittings,locatedonitsrightside,anditselectronicsareisolatedfromthegasflowstream,containedwithinaninternal,partitionedcompartment.

•TheMetLab1020isnotdesignedtobepressurizedabove20psiA(1379mbarA)orforgasflowsabove500Lpm. Ifpressurizationreaches19psiA(1310mbarA),thefollowingwarningwillappearonthedisplayonthemaincontrolpanel:OVERPRESSURE!Ifthisoccurs,removetheoverpressuresituation,thenchoose“Reset”fromtheLCDdisplayto clear this warning.

• The Met Lab 1020 does not contain user-serviceable parts and must be returned to Mesa for maintenance.

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Operating Your Met Lab 1020

ConnectionsYourMetLab1020shouldbeplacedonasteady,secureworksurface.Foroptimumstability,theMetLab1020hasself adjusting feet at its base.

LocateboththeInlet(pressure)andOutlet(suction)fittings(seeFigure1)andremovetheirprotectivecaps.

MaintainonlyminimumamountoftubingnecessarybetweenyourML-1020andtheflowsource.Aswithanyprimarystandard,themoreinternal(“dead”)volumebetweenyourML-1020andtheflowrestrictor(MFC,needlevalve,orsonicnozzle),themoreuncertainty(error)isaddedtothecalibrationprocess.

You’renowreadytomakethefollowingconnections(asneeded),usingFigures1and2asreference.

PowerPlugyourACpoweradapter(supplied)intoanACwalloutlet,andattachitsDCoutputcordtoyourML-1020’srearDCPower12VDC,3Aconnection.

Valve Actuation Air SourceYourML-1020’sinternalvalveactuatesbyairpressure,andmustbeconnectedtoafilteredoilfreeairsourceofatleast80psi(5516mbar)andnohigherthan100psi(6895mbar).Usingtubing(notsupplied)andthe1/4”(6.35mm)SwagelokValveActuationFittingontherearoftheunit,connectyourlaboratoryairtoyourML-1020.Turnontheairsource,andverifythatthepressureisbetween80and100psi(5516and6895mbar)(pressuregaugenotsupplied).

Inlet (Pressure) and Outlet (Suction) FittingsWhenusingapressureflowsource,connectthegasflowtothe1.5”(38.1mm)Swagelok®fitting labeled Inlet – Pressure. Whenusingasuctionflowsource,connectthegasflowtothe1.5”(38.1mm)Swagelok®fitting labeled Outlet – Suction.

YourML-1020’sinternalpressuretransducerisratedat20psig(1378mbarg)maximum,or5.3psi(365mbar)morethantypicalambientpressure.Whentakingstandardizedflowmeasurements,werecommendthatanytubing orexhaustsystemconnectedtoyourML-1020’soutletfittinghaveamaximumpressuredropof3psi(207mbar).

Whentakingvolumetricflowmeasurements,thereshouldbenosignificantpressuredifference(suchasthepressuredropofrestrictivetubingorfilters)betweenyourML-1020andthepointintheflowstreamthatisofinterest(i.e.,atitsinletoroutletfitting).Ifthereisasignificantpressuredifference,therewillalsobeacorrespondingvolumetricflowdifference(fromtheIdealGasLaw).Inthatcase,yourML-1020’sindicatedvolumetricflowshouldbeadjustedbyafactoroftheabsolutepressureatyourML-1020,dividedbytheabsolutepressureatthepointofinterest.

Overpressure ExhaustWhenyourML-1020completesaflowmeasurement,itsinternalvalveopens,releasingthegasfromtheflowcellandenablingthepistontodroptothebottom(reset).Ifforanyreasonthevalvedoesn’topen,thepistonwillmovetothetopoftheflowcellandasafetyswitchwillautomaticallyresettheML-1020.Ifforanyreasonthevalvedoesn’topen,thepistonwillremainatthetopoftheflowcellandpressurewillbuild.Topreventover-pressurizationoftheflowcell,yourML-1020’shasanoverpressuresensorthatwillresettheunit.AdditionallytheML-1020hasamechani-calpressurereliefvalvethatexhauststhegasifoverpressurizationoccursthrougha½”Swagelok®fitting(Over-pressureexhaust).Ifthisfittingiscurrentlyopentoambientandyoudon’twantthegastoventtoatmosphere,youshouldconnectadirectlinefromthisfittingtoyourexhaustsystem;or,ifyourML-1020isalreadydirectlyconnectedtoyourexhaustsystem,youcan“tee”alinefromtheOverpressureExhaustfittingtoyourexhaustline.

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Purge FittingsYourML-1020isnotintrinsically-safeforusewithexplosiveorflammablegases(seeAboutYourML-1020–Warn-ings).IfyouchoosetocalibrateexplosiveorflammablegaseswithyourML-1020,pleasefollowyour organization’slaboratorysafetyprocedures,whichtypicallyrequireoperationwithinaninertatmosphere.Toenableuseinaninertatmosphere,yourML-1020hastwo(2)¼”(6.25mm)gasPurgefittings,locatedonitsrightside,anditselectronicsareisolatedfromthegasflowstream,containedwithinaninternal,partitionedcompartment.

PleasenotethatelectriccurrentisstillpresentwithinyourML-1020’sgasflowstream,atthepressuresensorandtemperature transducer.

Figure1:FrontView,ML-1020 Figure2:RearView,ML-1020

Outlet – Suction

Measuring Cell

Inlet – PressureControl Panel

Overpressure Exhaust

Calibration,ManufacturersIdentification&Serial Number label

Program

Reset

Purge

Purge

Cooling Fan

DCPower 12VDC,3A

Valve Actuation (80-100psi,5516-6895

mbar)DataPort

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Getting StartedToturnonyourML-1020,presstheOn/Offbuttoninthelowerrightcornerofthecontrolpanelforonesecond. Toturnitoff,pressandholdtheOn/Offbuttonforthreeseconds.

Whenturnedon,yourML-1020’sLCDdisplaysanopeningscreenindicatingtheproductname,modelnumberandflowrange,anditscoolingfanwillturnon.

Navigating through your ML-1020’s menu screens is easy and intuitive – simply use the four directional arrows on the controlpanelfortogglingbetweenmenuoptions(right,left,up,down).Yourlocationwithineachmenuormenuitemishighlighted(shaded).Amenuiteminanglebrackets(<>)indicatesthatmultipleoptionsexistforthatitem;theseoptionsaredisplayedwhenthatitemisselected.Toselecthighlightedorbracketeditems,pressENTERatthecenterof the navigational display on the control panel.

Whenyou’reready,visittheSETUPmenuandtakesometimetoexploreyourML-1020’smanyuser-definablesettings(see Setup).

Customizing Your CalibrationYourML-1020’scalibrationsmaybecustomizedandautomatedforyourconvenience.Tocustomizeeachoption,movebetweenmenuselectionsusingtheupanddownarrows.Whenaselectionishighlighted,usetherightandleftar-rowstotogglebetweenyourchoicesforthatselection.PressCONFIRMtosaveanychangesandreturntoSETUP, or press EXIT to return to SETUP without saving any changes.

SetupFromtheinitialscreen,choosingSETUPgivesyouaccesstomanycustomizableoptions.Ifatanytimeyou’dliketoreturnyourML-1020toitsfactorydefaultsettings,navigatetoPreferences,setDefaultSettingsto“Yes”andthenConfirmthechanges.Ineachsetupsub-menu,selectingCONFIRMappliesthesettingsandreturnstothemainsetupmenu. Selecting EXIT returns to the main menu retaining the settings as they were originally.

READINGS. SelectVolumetricfloworStandardizedflow(volumetricflowcorrectedtospecifiedtemperatureand pressureconditions,forcalibratinginstrumentsthatreadinmassflow,suchasMFCs).Chooseyourpreferred numberofmeasurementsintheaverage,from1to100.Ifyou’dlikeadelaybetweenflowmeasurements(i.e.,in ordertotime-profileMFCstoverifytheirlong-termperformance),setthe“TimeBetween”from1to60minutes. Asapplicable,changetheSensorFactorfromitsdefaultvalueof1.000tothevalueprovidedbytheMFCorMFMmanufacturer (see Using Sensor Factors).

UNITS.Dependingonwhetheryou’veselectedVolumetricorStandardizedflowintheReadingsmenu,youmayviewflowmeasurementsinlitersorcubicfeet(allunitsareperminute).ChoosetoviewpressureinmmHg,kPaorpsi, andchoosetoviewtemperatureinCelsiusorFahrenheit.Ifyou’remeasuringstandardizedflow,enterthe temperaturetowhichthegasflowvolumewillbestandardizeddependingontheapplication.Pressure standardizationisnotadjustable,andisalways101.325kPa,760mmhg,or14.696PSIofabsolutepressure.

TIME. Set the current time in the format you prefer.

DATE. Setthemonth/date/yearintheformatyouprefer.

PREFERENCES. ReadDefaultoffersachoiceofSingle,ContinuousorBurstmeasurements;choosethetypeofflowmeasurementyouwillnormallyuse.Onceselected,yourML-1020alwaysdefaultstothissettingwhenMeasureisse-lected.DefaultSettingsallowsyoutoresetyourML-1020tothefactorydefaults.Magnificationcontrolstheamountofdataonthedisplay;chooseZoomtoviewonlyflowmeasurementsinlargerfont,orchooseDetailtosimultaneouslyviewflowmeasurements,temperatureconditions,pressureconditions,andsensorfactorinsmallerfont.

ABOUT. TellsyoumoreaboutyourML-1020,ausefulscreentorefertowhenspeakingwithatechnicalsupportrepre-sentative or your Mesa sales representative.

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Taking MeasurementsOnceyou’vefinishedcustomizingyourML-1020’sSETUPandhaveconfirmedyourchanges,selectMEASUREtobeginasetofmeasurements.MEASUREgivesyouaccesstothemainmenu,whereyoucanchoosebetweenthefollowingflowmeasurementoptions:

•Single.Eachtimethe“Enter”buttonispressed,onemeasurementistaken.

•Cont.Whenthe“Enter”buttonispressed,measurementscontinueautomaticallyuntilstoppedbytheuser.

• Burst. A single series of measurements is taken until the number of readings in the average is met.

Totakeaflowmeasurement,selectthetypeofflowmeasurementyouwant,andthenpressENTER.YourML-1020willbegintalkingflowmeasurements.Whentakingflowmeasurements,thepreviousmeasurement,therunningaverageofallmeasurementsandthenumberofmeasurementsintheaverageareprovidedsimultaneously.Theflow-cellviewingwindowlightseachtimethepistonrises,andyouwillheartheinternalvalveclickingopenandclosedatthebeginningandendofeachflowmeasurement.

YoucanstopflowmeasurementsatanytimebychoosingeitherPAUSEorRESET.PAUSEterminatestheflowmea-surementbutleavestheflowresultsonthescreenandreturnstothemeasurementmenu.ThesetofmeasurementsmayberesumedwheretheywerestoppedbyselectingSINGLE,CONT.,orBURST.Youmayswitchbetweencontinu-ous and burst modes at will but once single readings are selected RESET must be selected once or twice to return to themeasurementmenutochoosecontinuousorburstmodes.RESETclearsthescreen,resetstheaveragecounterto0,andreturnstothemeasurementmenu.

Fromthemeasurementmenu,selectingEXITreturnsthemainmenu.ChoosingSETUPinthemainmenuallowsyouto further customize your ML-1020’s operation.

Using Sensor FactorsYourML-1020isfactory-calibratedwithnitrogenorpurifiedlaboratoryair,althoughyoucanrunothergases,providedtheyarenoncorrosive,noncondensingandnoncombustible(likemostprimarystandards,yourML-1020isnotintrinsi-cally-safe).

When calibrating an MFC or MFM using a surrogate or proxy gas (meaning the MFC or MFM was originally calibrated bythemanufacturerforagasotherthanwhatyouarecurrentlyusing),refertothemanufacturer’ssensorfactor.

ToenableyourML-1020toscaleitsactualflowmeasurementstomatchtheadjustedflowfromtheMFCorMFM,input the sensor factor into the ML-1020 before calibrating the MFC or MFM (see SETUP – Readings).

BecauseasensorfactorotherthanyourML-1020’sdefaultvalueof1.000modifiestheactualflowtoa“reported”flow,anexclamationmark(!)willappearnexttoanyML-1020measurementthatisbeingadjustedaccordingtoasensorfactorwhenyourdisplayissettoZoom(seeSETUP,Preferences,Magnification).IfyourdisplayissettoDe-tail,thennoexclamationpointappears.Rather,thesensorfactor(SF)willbedisplayed,alongwithitsvalueonthe measurementsscreenalongwiththeindividualflowmeasurements.

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Notes

Out of Range!IfyourDeviceUnderTestisgeneratingmoreflowthanyourML-1020’sratedflowrangeof500litersperminute,the“OutofRange!”warningappearswhenyouattempttotakeaflowmeasurement.Immediatelylowerordisconnecttheflowsource.Whentheflowiswithintheproperrange,eitherchoose“Reset”fromtheLCDdisplaytoclearthelastmeasurement,ortrytotakeanotherflowmeasurement.

YoumayverifyyourML-1020’sflowrangebynavigatingtoSETUP,thenAbout.

Over Pressure!IfyourML-1020hasaninternalpressurethatisgreaterthan19.5psiA(134.4kpaA,1008mmHgA),the “OverPressure!”warningappears.Thiscanoccurbeforeorduringaflowmeasurement.IftheML-1020isin theprocessoftakingaflowmeasurement,theunitwillopenthevalve;thepistonwillreset,anddisplaythe “OverPressure!”warning.Youwillneedtodeterminethesourceoftheoverpressure.Thisismostlikelycausedby arestrictionintheflowpath.Itcanalsobecausedbyafaultysensorallowingthepistontogotothetopwithout resetting.Whenthesourceoftherestrictioniscleared,pressinganykeywillclearthefault.

ProgramTherecessedProgrambutton,locatedontherearofyourML-1020,enablesfirmwareupdates.ToupdateyourML-1020’sfirmware(availablefromourwebsitewww.drycal.com),connectyourserialcable(supplied)toyourML-1020’sRS-232serialportandtotheserialportofyourPC,thenholdtheProgrambuttondownwhilepushingtherecessedResetbutton,alsoontherearofyourML-1020.

Reset FunctionIfyourML-1020failstorespondtopush-buttoncommands,tryresettingtheunitbypressingtheresetbutton on the back. This can be done easily with a bent paper clip. Please note that resetting your ML-1020 will not affectyourusersettings.However,ifyouareinthemiddleofacalibration,yourML-1020willreturntotheinitialmeasurementphaseandyou’llneedtoinitiateanewflowmeasurement.

StorageTostoreyourML-1020foranextendedperiod,pleasefollowtheseguidelines:

•Alwaysstoreitinaclean,dryplace

•Disconnectyourlab’sairsupplyfromits ValveActuationfitting

•CapitsInletandOutletfittings

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Accessory ItemsTheseinlet/outletfittingadaptersareavailableatanadditionalcostfromMesa.PleasecheckwithMesadirectly for updated information.

Part Number Description

100-436 Swagelokreducerusedtoreducefroma11/2"Swagelokfittingto1"tubeOD, includesNutandFerruleSet11/2”

100-437 Swagelokreducerusedtoreducefroma1"Swagelokfittingto3/4"tubeOD

100-438 Swagelokreducerusedtoreducefroma1"Swagelokfittingto1/2"tubeOD

100-439 SwagelokNutandFerruleSet11/2"

100-440 SwagelokNutandFerruleSet1"

100-441 SwagelokNutandFerruleSet3/4"

100-442 SwagelokNutandFerruleSet1/2"

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Annual Maintenance and Calibration

YourML-1020isengineeredtoprovideyearsofreliableservice,withappropriatecareandmaintenance. MesarecommendsannualcalibrationbyanISO17025-accreditedlaboratory,suchasMesa’sButler,NJlocation,tohelpensurethebestpossibleflowmeasurements,meetregulatoryrequirementsandprovideabulletproofaudittrailintheeventoflitigation.ShouldyouencounteranyproblemswithyourML-1020,immediatelycontactCustomerSer-vice.

RecertificationYour ML-1020 is a precision measuring standard with moving parts machined to extremely close tolerances. Variousenvironmentalfactors,productwear,driftofthetemperaturesensorsandpressuretransducersor inadvertent damage may adversely affect your ML-1020’s measurement accuracy or general performance.

Forthesereasons,wehighlyrecommendhavingyourML-1020annuallyverifiedandservicedbyour experiencedpersonnelinouraccreditedISO17025metrologylaboratory,locatedinNewJersey,USA. ForthoseapplicationssubjecttoregulatoryorISOrequirements,verificationbyouraccreditedlaboratory providesyouwithassuranceofmeasurementintegrity.PleasenotethatwhilemanyaccreditedgasflowmeasurementlaboratoriesmaybecapableofproperlyverifyingtheaccuracyofyourML-1020,Mesaistheonlyauthorizedservicecen-terintheUSAforDryCalproducts.OutsidetheUSA,pleasecheckwithMesatodetermineifalocalauthorizedDryCalservice center is available.

OurelectiveRecertificationprogramisacompleteproductservicepackagethatprovidespre-calibrationat significantflowpoints;completeproductrefurbishment,testing,andavailableupgrades;post-calibrationat significantflowpoints;andNIST-traceableMesacalibrationcertificatesbackedbyouraccreditationtoISO17025, ANSIZ-540,andNISTHandbook150qualitystandards.Recertificationincludesa90-dayservicewarrantyshould any related labor or parts replacements prove faulty.

Turnaround time is generally two to three weeks within Mesa’s facility from the date we received your ML-1020. Toobtaincurrentrecertificationpricing,pleasecontactMesaat973.492.8400,orvisitourwebsiteathttp://drycal.mesalabs.com/request-an-rma/.

Please contact Mesa to see if expedited service is available for an additional charge.

Sending Your Met Lab 1020 to MesaPlease contact Mesa for an RMA (return merchandise authorization) number before sending your ML-1020 to our factoryforelectiveRecertificationorotherservice.YoucangetanRMAnumberthroughourautomatedweb-basedsystemathttp://drycal.mesalabs.com/request-an-rma/,byemailtocsbutler@mesalabs.com,orbytelephoneat973.492.8400. Sending your ML-1020 to Mesa without an RMA number may result in return of the instrument without inspection or a substantial delay in service turnaround time.

WhenrequestinganRMAnumber,provideyourML-1020serialnumberandrevisionlevel.Alsodescribeanyproductissues you may be experiencing. Please keep in mind that Mesa will not begin evaluation and service of your ML-1020 until you have approved our formal RMA quote.

IfsendingyourML-1020forrepairorevaluation(ratherthanelectiveRecertification),pleasecontactMesafor technicalsupportortroubleshootingassistancepriortoshippingtheunit.Wewillfirstattempttoresolvethesituationover the phone or via email. If you’ve provided us with a detailed description of your ML-1020’s issue and application detailsandwe’reunabletoresolvethesituationbyphoneoremail,we’llissueyouanRMAnumberforpromptreturnof your ML-1020 for evaluation.

PleasenotethatMesawillmakeeveryattempttoverifyyourissue,aswewantyoutogetthemostoutofyour ML-1020.However,ifweareunabletodetectaproductissueorifwedeterminethattheissueis application-relatedratherthanproduct-related,wereservetherighttochargeanevaluationfee.

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ShippingWhenshippingyourML-1020,pleaseusethereusableshippingcontainerthatwassuppliedwithyour1020.

Wehighlyrecommendinsuringtheproductagainstdamageintransit,andusingastandardfreightcarrier (e.g.,FedEx,UPS)thatprovidestrackingnumbersandoffersdoor-to-doordeliverydirectlytoMesa.Please notethatMesadoesnotarrange,orpayfor,shipmenttransfersfromlocalairportstoourfacility,soweare not responsible for additional expense and transit time incurred through airport deliveries.

Mesa isn’t responsible for damage that may occur during shipment.

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MetLab1020SpecificationsMeasurements:

Flow range: 5 to 500 SLPM *Atagaspressureof760mmHg,andagastemperatureof25°centigrade withstandardizationtemperaturesetto21.1°centigrade.

Accuracy,Volumetric&Standardized: ±0.25%ofreading(15-30°C,from5Lto500L)

Time per Measurement: 5-100 seconds (approximate)

MeasurementType:Single,ContinuousorBurst

VolumetricFlowUnits:L/min,cf/min

StandardFlowUnits:sL/min,scf/min

PressureUnits:mmHg,psi,kPa

TemperatureUnits:°C,°F

Basics:

Dimensions(HxWxD):34x32x12in/86x81x30cm

Weight:90lbs/41kg

Temperature&PressureSensors:Intheflowstream

TemperatureAccuracy:±0.2˚C(±0.36˚F)

Pressure: 19.5 psiA (1344 mbarA) maximum pressure

Pressure Accuracy: 0.05% FS

Power:100-240V,50-60Hz,5watts-externalpowermodule. (the power adapter accepts an IEC 60320 C13 connector for use with any AC Power interface)

Shopairforinternalvalveactuation:80–100psi(5516–6895mbar), ¼”(6.35mm)Swagelok®compressionfittings

InletandOutletFittings:1.5”(38.1mm)Swagelok® compressionfittings

PurgeFittings:¼”(6.35mm)Swagelok®compressionfittings

OverPressureFitting:½”(12.7mm)Swagelok®compressionfittings

Display:BacklitgraphicalLCD

Usage:

Flow Modes: Pressure or Suction

GasCompatibility:Noncorrosive,noncondensing, noncombustiblegases,<70%humidity

OperatingPressure(Absolute):19.5psi,1344mbar

OperatingTemperature:15-30°C

AmbientHumidity:0–70%,non-condensing

StorageTemperature:0–70°C

Warranty: 1 year

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DryCalProSoftware:VisitMesa’swebsitetodownloadyourcopyofDryCalProsoftware(http://drycal.mesalabs.com/drycal-pro-software/).DryCalProcapturesflowdatafromyourML-1020directlytoapre-configuredtable.ThedatacanbeexportedtoaselectableMicrosoftofficeenvironment.TorunDryCalPro,youmusthaveWindows®XPor7,MicrosoftExcel® 2003 andup,andaRS232port,orifyourPCdoesnothaveanRS-232portyouwillneedaUSBtoRS-232adapter.

14© 2015 Mesa Labs MK01-124 Rev I

Mesa Labs 10 Park Place Butler,NJUSA07405

Phone: 973.492.8400 Toll Free: 800.663.4977 Fax: 303.484.4992

Email:csbutler@mesalabs.com Web: www.mesalabs.com

Limited WarrantyThe Met Lab 1020 is warranted to the original end user to be free from defects in materials and workmanship under normal use and service for a period of one year from the date of purchase as shown on the purchaser’s receipt. If theunitwaspurchasedfromanauthorizedreseller,acopyofaninvoiceorpackingslipshowingthedateofpurchasemay be required to obtain warranty service.TheobligationofMesaLaboratories,Inc.underthiswarrantyshallbelimitedtorepairorreplacement(atourop-tion),duringthewarrantyperiod,ofanypartthatprovesdefectiveinmaterialorworkmanshipundernormaluseandservice,providedtheproductisreturnedtoMesaLaboratories,Inc.,transportationchargesprepaid.Notwithstandingtheforegoing,MesaLaboratories,Inc.shallhavenoliabilitytorepairorreplaceanyMesaproduct: 1.Thathasbeendamagedfollowingsale,includingbutnotlimitedtodamageresultingfromimproperelectrical

voltagesorcurrents,defacement,misuse,abuse,neglect,accident,fire,flood,terrorism,actofGodoruseinviolationoftheinstructionsfurnishedbyMesaLaboratories,Inc.;

2.Whentheserialnumberhasbeenalteredorremoved;or 3.Thathasbeenrepaired,alteredormaintainedbyanypersonorpartyotherthanMesaLaboratories’ownser-

vicefacilityoraMesaauthorizedservicecenter,shouldonebeestablished.This warranty is in lieu of all other warranties and all other obligations or liabilities arising as a result of any defect ordeficiencyoftheproduct,whetherincontractorintortorotherwise.Allotherwarranties,expressedorimplied,includinganyimpliedwarrantiesofmerchantabilityandfitnessforaparticularpurpose,arespecificallyexcluded.InnoeventshallMesabeliableforanyspecial,incidentalorconsequentialdamagesforbreachofthisoranyotherwarranty,expressorimplied,whatsoever.