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Workshopreport:pCO2onShipofOpportunity(SOOP-CO2)OperationsmeetingLocation:AOML/MiamiStart:ThursdayJanuary21,2016,9AMEnd:FridayJanuary22,2016,4PMPurpose:TheSOOP-CO2operationsmeetingisfocusedontraininginsystemhardwareandsoftware,anddatareductionproceduresoftheUnderwaypCO2systems.Thevenuealsoservedforinformationexchangebetweenthedifferentgroups.Desiredoutcomes:ImprovedknowledgeofsystemoperationsandincreasedcollaborationsbetweenthegroupsinvolvedinSOOP-CO2AttendeesUnderwaypCO2workshopRikWanninkhof rik.wanninkhof@noaa.gov AOMLDenisPierrot denis.pierrot@noaa.gov AOMLKevinSullivan KevinSullivan@noaa.gov AOMLBobCastle Robert.castele@noaa.gov AOMLCathyCosca cathy.cosca@noaa.gov PMELJulianHerndon julian.herndon@noaa.gov PMELRebeccaGarley Rebecca.Garley@bios.edu BIOSKevinNeely Keven.Neely@bios.edu BIOSChrisTaylor chris.1.taylor@noaa.gov NEFSCDaveMunro david.munro@colorado.edu ESRLRyanWoosley rwoosley@rsmas.miami.edu U.MiamiRegisCooke RegisC@generaloceanics.com GO*VictorBersok VictorB@generaloceanics.com GOAlejandroRodriguez GOPeterQuesada PeterQ@generaloceanics.com GO *ParticipantsfromGeneralOceanics(GO)(Jan21.Only)

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AgendaThursdayJanuary219:00to9:15:Introductions(interactive,informal,)[Wanninkhof]9:15to9:30:Discussworkshopscope"whatparticipantswantoutofit"adjustagendaifdesired[Wanninkhof]9:30to10:Discussionofhardwareanddocumentation(includingdifferencesandpossibleimprovementsindocumentation)[Pierrot/Sullivan]10-12:Systemoperation[Sullivan/Pierrot]12-1:30:Lunch1:30-2:00:ShipinstallationissuesincludingwritingIOCCPwhitepaper[Pierrot/Sullivan]2:00-3:30:Systemsoftwareoperation[Pierrot/Sullivan]3:30-4:00:Break4:00-5:30:Datareductionsoftware[Pierrot/Sullivan]FridayJanuary229:00to10:30:DataQCprocedures(bothbuilt–insoftwareandSOCATplatform[Cosca/Pierrot]11:00to12:00:SubmissiontoSOCAT,CDIAC,NCEI,Takahashiclimatology[Wanninkhof]12:00to1:30:Lunch1:30to1:45:CO2inairmeasurements[DaveMunro]1:45to3:00:Othersensors[Cosca/Wanninkhof]3:00-4:00:Discussionofimprovedcoordination,needs,futuredirections,outreach,shiprecruitment[Wanninkhof]

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Actionitems:1.Conformityofanalyses-Decideifweusetimeofwaterintakeorequilibration-Formalizestandardsrangesthatwillbeused-Allgroupsusesameanalysissequence-Documentroutinemaintenanceandreplacementschedules-SetprotocolforairsamplingandairQC-Decideifweshouldsubmitdatawithbad/nofCO2wbutgoodSSSandSST2.Improvedocumentationofprocedures-DocumentproceduresforcheckingSSTandSSSWanninkhof-Producevideoofstartup-Producevideoonuseofdatareductionsoftware-Finishinstallationmanual3.Increasecommunicationandrecommendationswithmanufacturerofsystems-AdviseGOonHardwaremodification(e.g.abilitytoadaptcableandtubingrunsintodryboxbyinstallingmountingplates)-GooverGOFAQlist,andsuggestadditionsandcorrections-Improveunderstandingofissuesandexpectationsthatoperatorshave4.WorkwithIOCCPtohaveafollow-upmeetingfortheglobalcommunityWanninkhofRecommendations:1.HardwareimprovementsforGOsystem-Findbetterflowmeter,(note,ventflowcanbeagoodindicatorofleaks)-Abilitytoincludearemotemonitor2.SpecificdocumentationofGOsystem-ImproveddocumentationofGOsystemchanges-Diagramofterminalstripwithlabels3.Specificdocumentationonoperation-Start-upproceduresheetthatcanbeplacedbycomputer[laminated,insidedrybox?]-Shutdownproceduresheetthatcanbeplacedbysystem[laminated,insidedrybox?]-Providerangesforsettingsandexpectedoutputvalues4.Providegeneraluserinformationontroubleshootingandthingstowatch(sharingofexpertise)-Documentweaklinkssystem–flowmeters,chiller,pumps,EPSCOvalve(pumpcleaningprotocol,PCinterface,andhowthesecanbefixed5.Outreachmaterials

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-Shiprecruitment/interactionswithcrew(U.Shusterisworkingonsuchadocument-ReachouttoICOS(Oceans)canassistwithhowtovideos-Providea"howto"manualforUWpCO2reductionanduseofdatareductionsoftware.Meetingsummary:HardwareMostgroupsintheNOAASOOP-CO2effortuseGOunderwaypCO2systems.Thesystemshaveundergonechangesinhardwareandoperatingsystemsovertimethathampersinteroperabilityandassistanceintroubleshooting.Severalsystemshavecustomizedadd-onstoaddressuniquecustomfeaturesandinterfaces.R.Cook(GO)mentionedthatinterfaceissuesarethe#1challengethatcustomershave.MajorchangesinhardwarehavebeenaddingFluketemperaturesensors,additional/betterpressuresensors,andupgradestotheGOboardcontrollingchillerandpumps.DifferentgroupsusedifferentLI-CORCO2analyzers.TheLI-6262istheunitofchoicebutisnotmadeanymore.TheLI-7000showsverygoodperformanceinshore-basedlaboratoriesbutexperiencesincreasednoiseduetomotion,anditdoesnothaveoptiontoincludeexternalpressuresensor.TheLI-840isalowcostunitthatworkswellbutneedsanindependentpressuresensorastheinternalsensordoesnotmeetspecificationsforaccuratedata.Whileunitsoverallfunctionwellatseathereareseveralpartsthathavebeenproblematic.Thefollowingissueswerementionedbyparticipants:TheEPSCOwaterdistributionvalveispronetoleakduetothelargeorificesneededforthehighflowthroughsystem.Theflowmeteronthesecondaryequilibratorventispronetofailure,likelyduetomoisture.ThechillercanfailpossiblyduetomoistureenteringthePeltierunit.Itwasrecommendedtoimproveeaseofreplacementthroughbetteraccessandwiringconnectors.Thedeckboxcontainingbarometricpressuresensorandiridiumtransmissionisnotusedonmanyships,insteadtheshipprovideddatatransmissionandpressuresensorsareused.Theship'spressuregaugesareoftencalibratedaspartofWMO-VOSoperations.TheIridiumtransmitterhasbeenproblematic.AnewunitwithsmallerformfactorandbettertransmitterhasbeenproducedatAOML.Itwasdecidedatthemeetingthatroutinemaintenanceandreplacementschedulesneedtobeinstitutedfor:-Replacinginternalandexternaldesiccant(magnesiumperchlorate)andCO2scrubberMalcosorb®[sodium/calciumhydroxide]intheIRanalyzers-ReplacingNafion®dryingtubetubes-ReplacingAcrodisc®filters-ReplacingorcleaninganddryingAirline-Cleaningunderwaywaterline.ThewassomediscussionofthemeritofthisProductsupportbyGOisfoundlackingbyseveralinvestigators.Moreover,replacementpartsaredeemedexpensiveornotcompatiblewiththesystem

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operatedduetochangesinOEMpartssuchaspumps,flowmetersandvalves.Gasflowmetersinparticularappearsusceptibletomoistureandfailureprone(e.g.theflowmeteronbetweensecondaryandprimaryequilibratorindicatingamountofairdrawnintothesystem).TheairpumpstorecirculateheadspaceanddrawbowairarecustomorderedfromKNFandareexpensive(≈$620).Pumpfailureoftenisattributedtosaltbuildupondiaphragmsandcanbedealtwithbycleaningwithfreshwater.TheGOFAQmanualshouldincludetheseprocedures.SeveraloftheGOunitsareattheendoftheirlifespan(estimatedat5-yearsofcontinuoususe)andGOisbeingaskedbyusersregardingrefurbishingsystems.GOissetuptodosobutatarelativelyhighprice.GOalsohasarecordofalltheactualsoftwareinstallationsforthepCO2includingthelatestversionsofthe“uw_pco2.exe”and“edit_config.exe”programs.CraigNeil(CCN)actsasaconsultanttoGOandmakesmostofthesoftwaremodificationsfortheGOsystem.------------------------------------------------------------------------------------------------------------Table1MajorchangestoGOInstrumentoperationsoftwareversions1Beta22V63:systemcanoutputlineofdatatoportV8:systemcanuseDruckindryboxtosetPofLI_CORforxCO2mess.V8:GPSCOMportre-initializedafter10attemptswhensleep/wakepositionsusedV8:dailyzippedfiles(7zip)+zippedonshut-down+runSTDsonshut-downV8.1(06.2012):ChillerturnedoffwhenselectingCancelfromstartupscreenV8.4(08.2012):Genericserialdata:LASTfulldatastringtaken,notfirst.Also,Intervalmodeand“msdelay”=0,Serialbuffernotflushedbeforeread.V9(01.2014)pumpspeedsstayswithin0-255+Druckcode=reduceddroppedlines+LabVIEWZIPfunctions(7zipnotneededanymore)+PicarroCRDSdetectorssupportV10.2(09.2015)-Justcosmeticchanges

1ForfulllistseeappendixA2Beta=one-offversiontoaccommodateaspecificsensor3V=version-----------------------------------------------------------------------------------------------------------Software:Threesoftwarepackageswerediscussed:-Dataacquisitionandcontrol,-Datareduction-Datasubmission(SOCAT).Dataacquisitionandcontrol:ThisLabVIEWVI(virtualinstrument)basedsoftwarerunstheGOsystemandacquiresthedata.ThedifferentversionsarelistedinTable1anddetailedinAppendixA.Nosignificantissueshavebeenencounteredotherthanthatsoftwareappearstobecustomizedforeachunitbecauseofdifferentuserdemands.Thesoftwareoperatesasastand-aloneapplication(executable),but

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thisprecludestheabilitytomodifythesoftwareintheLabVIEWenvironmentincaseotherdatastreamsorsensorsneedtobeincluded.ThenewersoftwareversionshavetheabilitytooutputalldatainrealtimewhichwasviewedasdesirablebysurveytechniciansonshipstomonitortheGOsystemfromtheirworkstations.Nosoftwarehasbeenwrittentodisplaydatathroughagraphicalinterface,though.Datareduction:AcomprehensivedatareductionandQCsoftwarehasbeendevelopedbyD.Pierrot(AOML)thatisoptimizedforreducingdatafromtheGOsystem.ThereisalsoautilityproducedinExcelthatcancorrectfornegativewatervaporvalueswhichoccurifthereferencechannelcontainswatervapor(e.g.ifexternalorinternaldesiccantinLI-CORhassaturated).Severalgroupmembersarestartingtousethedatareductionsoftwarethatusesvisualizationandgraphicaluserinterfacesforqualitycontrol.WhilethesoftwarecaningestandmergethedailyfilesfromtheGOsystem,andadditionaldatastreams(e.g.shipboardTSG),manygroupsstilldotheinitialchecksandmerginginExcel,andimporttheresulting.CSVfileintothedatareductionandQCsoftware.AscreengrabofthevisualinterfaceofthesoftwareisshowninFigure1.Thedatareductionsoftwareisusedbyseveralparticipantsandothersusersworldwide.Improveddocumentationwillfacilitatebroaderuseofthisexcellentutility.OneusefulfeatureistheabilitytooverlayplotsofSSTversustimeandEquilibratorTemperatureversustimeandalignthemtodetermineandcorrectforoffsetscausedbythetransittimesfromtheseawaterintaketotheequilibrator.Currentlyadjustmentsaremadetoalignwithtimeofanalysis(ratherthantimewhenwaterpassedbytheSSTprobe).

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Figure1.ScreengrabofthedisplayofthedatareductionprogramDatasubmission(SOCAT):Alldatafromparticipantshavetobesubmittedtoadatacenterforpublicdissemination.Dependingonfundingsource(NOAA/CPO/COD-oceancarbonorNOAA/OAR/OA)thisiseitherCDIACortheNCEI-OAproject.MostdataarenowsubmittedthoughtheSOCATautomateddataingester(www.socat.info).MetadatacanbesubmittedinXLMformatanddatacenters(CDIACandNCEI)areworkingonuniformityoftagsandsubmissionrequirements.Issueswithstylesheetstodisplaythedataarebeingworkedout.Onlydatawithqualitycontrolflags2(good)and3(questionable)aresubmitted/retainedbythedatacenters.Atthemeetingtherewasdiscussionon:-ShoulddatafieldswithoutgoodpCO2databeretained(inorderthekeeptheT,&Sdata,andpossiblyotherbiogeochemicaldata).Thegeneralfeelingwasnot.-CurrentlytheonlyvaluethatisflaggedisthecalculatedfCO2value.ShouldtherebeseparateflagsforT,S,andXCO2?Atthispointwe'llstickwithjustflaggingfCO2(whichmeansthatifTandSarequestionablebutXCO2isgood,thecalculatedfCO2willbeflagged3.FlaggingisproblematicwithrespecttoSOCATasSOCATrecalculateseverythingbasedonXCO2)-OtherbiogeochemicalparameterswillbeaddedtoSOCATbuttheywillnotundergohigher-levelQC.AtthemeetingitwasfeltthatincludingQCflagsofotherbiogeochemicalparametersfromthesubmittershouldbeadvocated.-ForGO-SHIPcruisesthegroupstakingUWpCO2measurementsarealsoresponsibleforQCandsubmissionofTSGdata.ProceduresofQCingTSGdata,inparticularadjustingtheCTDdataneedtobeworkedout.

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Additionalbiogeochemicalparameters,notablyO2,NO3,andpHarebeingtakenonsomeshipsbutnotbeingqualitycontrolled.Thegrouprecommendedthatstandardoperatingprocedures(SOP)bedevelopedfortheseparametersandguidanceonmeansofstandardizationandqualitycontrol.Anautomatedbottlefillingsystemwasconsideredahighpriorityforvalidationsamplingontheunattendedcruises.Marineairisroutinelymeasuredfromthebowbutnoformalprocedureisinplacetocheckqualityand,inparticular,todeterminestackgascontamination.Oftenthestandarddeviationof5airsamplestakenattwo-minuteintervalsrightafterastandardsequenceareusedtodeterminehomogeneityoftheairmasswithlargestandarddeviationsbeingflagged.ForcalculationstheMarineboundaryreferencevaluesarecommonlyused.ItwasrecommendedthataformaloperatingandQCprotocolisadaptedandthatairvaluesarecheckedwithindependentmeasurements.C.SweeneyandD.MunroNOAA/ESRL/GMDhaveproposedtobuildanddeployaninstrumentdedicatedtoqualityairmeasurementsthatcanbeusedinroundrobinfashionondifferentshipsforinsituvalidationofairmeasurementsonSOOP-CO2.InteractionsTheworkshopwasthefirstformalinteractionofthesystemoperatorsandwasdeemedhighlyeffectiveinexchangingknowledgeandforgingacommonpathahead.Itwasrecommendedtohavethemeetings(atleast)biennialandinvitingallgroupsinvolvedinSOOP-CO2measurements,possiblyseekingtravelfundsfromtheprogramofficeandIOCCP.Increasedexchangesonoperatingissuesandlessonslearnedwereencouragedalongwithpossiblytryingamessageboard/blogpostthesharecommonissuesinoperation.

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AppendixA.DocumentedrevisionhistoryofLabVIEWVIsforGOpCO2

systems.(adaptedfromfileprovidedbyPeterQuasada,GO)Versionnamesinbluearethetextthatappearsintheiconintheupperrightcornerofthemainprogramscreen.VersionGObeta2V4-8October2009:

AddedsupportforHart1523thermometer.CheckLI-CORgasflowreadingbeforesavingdata,iflessthan40ml/minthevalueintheSTDcolumnwillbe-9insteadofthestandardconcentration.Ifitisazeroorspanrun,theprogramwillnotsetthezero/spanontheLI-COR.Changedinitialstateof"readok"variablefromfalsetotrue(toavoidproblemswithchillerstayingon).Addedswitchineditconfiguration(andindicatorinconfigpageofstartupscreen)toselectwhethertheValcovalveshouldbesteppedtostopflowforEQUrunsorifastopflowsolenoidisinstalled.Addedswitchineditconfiguration(andindicatorinconfigurationpageofstart-upscreen)toselectifthereisaDruckbarometerpermanentlyinstalledinthedrybox.*Addedanoption,"Druckindrybox"tothemenuofsensorsthatcanbetestedfromthetestpanelpage.ThiscouldbeapermanentlyinstalledDruckorjustconnectedtemporarilyforcheckingtheLI-CORpressuresensor.**-IneithercaseitisassumedthattheDruckisconnectedtothesameRS-485portastheADAMmodules.Addeduniversalserialinterface.AddedGPSdateunderheader"GPSDate".ThedateistakenfromtheNMEAsentence$GPRMC.Sonowweareusing$GPGGAand$GPRMC.Wecouldlivewith$GPRMCaloneifwegiveupthe"#ofsats"readinginthetestpanel,butthatmighthavesomeusesofornowit'susingboth(andtheGarminsendsbothbydefault).Changedheader"Date"to"PCDate".ForLI-840,changedheaders"H2Omv"and"CO2mv"to"H2Oabs"and"CO2abs".ForLI-7000,addedchannelA(refcell)rawreadingsforCO2andH2O.AlsorenamedheadersforrawreadingstomatchthelabelsusedintheLI-CORitself:"CO2aW","CO2bW","H2OaW"and"H2ObW".Fixedproblemthatinthefaultconditionsinthelogfile"sleep"wasloggedas"shutdown"andviceverse.Thisdidnotaffecthowthesystemran(ifsleepwasselected,itwouldgotosleep,itwasjustloggedas"shutdown"inthelogfile).Theyarenowloggedcorrectly.Userswillhavetobetoldthatthefirsttimetheyrunthenewprogramtheir"shutdowns"willchangeto"sleeps"andvv.

VersionGObeta2V4NF

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Supportsnewfirmware(fancontrolusesintegersfortemps)–UW pCO2init.

VersionGObeta2V54sigfigsondrip2voltage(UWpco2.vianduwpco2init.vi)

VersionGObeta2V6visawrite-read.vi,onlyreadifbytesinbuffer>0GOboard.vi,use"visabufferflush"functionforinitialflush,inRDloopeditconfiguration.vi,addcontrolfordataoutportAdded“dataoutport”toallowdatafilelinestobesentoutacomport.FixedbugindisplayofLI-CORvaluesin“setflow.vi”forLI-7000.

VersionGObeta2V6NFVersionsupportsnewfirmware(integertemperaturesforfancontrolsettings).

VersionGObeta2V7

AddedsupportfornewValcoactuator(automaticdetectionofwhichoneisconnected)-VVIandmainVI.

VersionGObeta2V7NFversionsupportsnewfirmwareVersionGOV8–Jan/Feb2012.

Namechangeoniconto“GOV8”(uwpco2.vi)NewGOboardfirmwaresupportedbydefault(uwpco2init.vi).OptionfordryDrucktosetLI-6262pressurejustbeforetakingCO2readings(druckdry.vi,editconfiguration.vi,uwpco2init.vi,uwpco2initstorage.vi).ThisallowsuseofLI-6262’swithouttheinternalpressuresensoroption.Removedoptodesupport(userspecificdata.vi,uwpCO2init.vi,editconfiguration.vi)Fixedbugin“genericserialdata.vi”thatcauseddatadropoutsonstringssentatfixedintervals.Changed“hart1521.vi”tomakemorereliabledatareturnfromHart1521thermometer(checkstringslengthinadditiontosearchcharacters,moreiterationsofloop).Removederrorcode128formultipleiterationsofloop.Changedgps.viandsleep-wake.visuchthattheGPScomportwillbere-initializedaftertenbadGPSreadings(onlywhensystemissettousepositionbasedsleep/wake).RemovedexplicitsupportforTurnerfluorometer(uwpco2init.vi,uwpco2initstorage.vi,editconfiguration.vi,userspecificdata.vi).Changedcompressionformatfor.datfilesfromzlibfunctionstostandardzipformat.Thisrequiresthatthefiles7zip.exeand7zip.dllarepresentinthesamefolderastheVisorLabVIEWexecutableprogram(editstopackandsend.vi).

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AddedoptiontologdiagnosticparametersforLI-7000(uwpco2init.vi,licorvisa.vi,editconfiguration.vi,uwpco2initstorage.vi).Madedatatablein“uwpco2.vi”scrolltolastlinewhenthetabletabisclicked.Hide“drip2index”controlonuwpco2init.viRemovedexplicitsupportfor7sensormodule(uwpco2init.vi,uwpco2initstorage.vi,editconfiguration.vi,deleted3Vis).Initializefaultanderrorstringindicatorswithemptystrings(uwpco2.vi).Removed“getpumpspeed”optionfromtestpanel(GOboarddoesnotrespondtothiscommand).Addedsecondcallof“packandsend.vi”inshutdownsequencein“uwpco2.vi”tosendcompressedfilesonshutdown.Removed“incomingcommands.vi”from“getnextstate.vi”.Cleanedupcodeinvisawrite-read.vi–removedsupportforTechnmanRS-485converter.FixeddisplayofLI-CORreadingsonLI-CORpageofstart-upscreen(valuesforLI-7000weredisplayedinthewrongfields).Addedabilitytotestauxiliaryserialdevicesfromtestpanel(uwpco2init.vi).Removedunusedelementsfromarraysofcomportnumbers(uwpco2init.vi,uwpco2initstorage.vi,editconfiguration.vi,nosendlist.vi).RemovedexplicitsupportforHartthermometeratseawaterintake.Removedlistofitemstonotsendbyiridium(mayputitbackifdesired,butinabetterway).MadedefaultplotsEQU/CO2andALL/equiltemp(uwpco2.vi)Addedyeartodatafilenames.Filenameisnow:sysID_YYYY-JD-HHMMdat.txt(uwpco2init.vi,savedata.vi)Addedoptiontorunstandardsonshutdown.UserispromptedwithquestionwhenSTOPbuttonispressed.SystemwillautomaticallyrunstandardswhengoingtosleepbasedonpositionorafaultconditionAddedanindicatorshowinghowmanyminutesuntilthenextsetofstandardswillstart–sothatapersonlookingafterasystematseawillknowexactlywhenthestandardswillstarttoknowwhentocleanthefilter.Newvi“timetillstandards.vi”modified“uwpco2.vi”,“uwpco2init.vi”and“getnextstate.vi”.

VersionGOV8changesdone15March2012-Fixedbugindruckdry.vi–commandsenttoLI-6262tosetbarometricpressureshouldbe*77.Licorvisa.vi–changedorderofreadingLI-CORanddrucksuchthatdruckisfirst(sothatthepressuresettinginLI=-6262isfromnowinsteadofthepreviouscycle).

Version8.18–June2012Addedcodetoturnoffchillerwhenexitingprogrambyselecting“cancel”fromthestart-upscreen.

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Version8.2–21June2012

ChangedfancontrolcommandstoGOboardin“uwpco2init.vi”tobecompatiblewithnew(version2andlater)GOboardfirmware.Thiswasmeanttobedonealreadybuttheoldcodefoundit’swaybackintoversion8.0ChangeddefaultpositionofscrollbaronthebigdatatableonthemainVI–previouslyitwassettoalowposition.

Version8.3–26June2012Fixedproblemwithnewvalcovalveactuator.Aswiththechangein8.2,thischangehasbeendonebeforebutgotlost.Changedmainvi(icononly)andvalcomulti-posserialvisa.vi

Version8.4–17August2012Changedcodein“genericserialdata.vi”and“genericserialdatasetup.vi”suchthatwhenreadingdatainintervalmode,theprogramtakestheLASTfulldatastring(everythingbetweenthelasttwoterminators)insteadoftheFIRSTfulldatastring.AlsochangedsuchthatifinintervalmodeAND“msdelay”issettozero,theprogramwillnotflushtheserialbufferbeforethedelay(none)andreadingofit.ThissettingisusefulfortheSeapHoxunits–settheseaphoxtooneminutereadings,GSDtointervalmodeandzerodelay.

Version8.5–1November2012Genericserialdata.viInitportscase–set“enableterminationcharacter”toFalse.

Version8.5–30April2013Editconfiguration.viFixedbugincasestructurenumbering(changed8to4)sothatthecodefordeletinganauxserialdevicefromtheconfigurationwouldactuallyexecute.Changedtextonthefrontpanelicontoread“editconfigv8.5”insteadof“editconfigv8”.Untilnowtherewasonlyoneeditconfiguaraionprogramforallv8sub-versions,sov8.5shouldworkwithanyv8.xversionofthemainprogram.

Version9–29January2014

Pumpspeed.vi–convertpumpspeedtoV8andbacktoDBLeachtimetoforceittostaywithin0-255.MainVI–replaceold(7.1and8.5)semaphoreViswithnewversions(nodifferencetouser,justmodernizingcode).Druck.vi–changedsothatexpected1stcharacterforvisaw/rcallis0insteadofnothing(shouldreducenumberofmissedpressurereadings).Druckdry.vi–sameasabove.Packandsend.vi–change7ziptoLabVIEWzipfunctions.Eliminatestheneedtohavethe7zipprogramandDLLonthePC.Druckdry.vi–MadesoitwillnotsettheLI-6262pressureifdrydruckreadingisoutsidetherangeof925–1070hPa.Preventsscrewingupthecalibrationof

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theLI-CORifthetheprogramgetsabadreadingfromtheDruckpressuresensor.

Version10–September2015ReplaceoldsemaphoreVisinflushlicor.viAddedexplicitsupportforSeaBirdSBE-21andSBE-45thermosalinographsbyaddinginthesubVIsthatwereremovedafterversion7.AddedsupportforPicarroCRDSdetectors.Seethedocument“PicarroCRDSonGeneralOceanicspCO2system”.

Version10.1–15September2015

FixedplottingmenuonmainVI.Version10.2–25September2015

ArrangedfrontpanelcontrolsforArial14font.Thefollowingthreelinesshouldbeincludedinthelabview.iniorUW_pCO2_v10-2.inifile:appFont="Arial"14dialogFont="Arial"14systemFont="Arial"14

Version10.3–15December2015-12-16AddedcontroltochangedheaderforA/Dchannel4(formerly“drip2”)andcalibrationfunctioninUWpco2cals.dat(6thline).

Version10.4–23January2016FixedbuginnewSBETSGfeaturethateditconfiguration.viwoulderasetheTSGfromthelog.datfile.Fixedanoldbugineditconfiguration.viwhereitwoulderasedrip1ordrip2entriesfromfaultconditions.