Drawell K1100F User manual

User Manual
Please read the manual before installation and operation.
Drawell International Technology Limited
Chongqing Drawell Instrument CO,.Ltd
Add:Suite 2705,Building No.12,Shiyou Road No.1,Yuzhong District, Chongqing,China
Tel: [phone]
Shanghai Drawell Scientific Instrument CO.,Ltd.
Add: Suite 1117,Lane561 XiuChuan Rd.,PuDong New Area,Shanghai,China
Web : www.drawell.com.cn Email : [email protected]

Product Manual
Product Manual

K1100FUserManualV2.4
ContentsContentsContentsContents
I.Summary..................................................................................................................1
1.1Application.............................................................................................................1
1.2Principles...............................................................................................................1
1.3Operatingprocedures............................................................................................3
II.Mainperformance...................................................................................................4
2.1Technicalparameters............................................................................................4
2.2Useconditions.......................................................................................................4
III.Nameofdevicecomponents..................................................................................5
IV. Deviceinstallationmethods....................................................................................7
V. Functionintroduction...............................................................................................8
VI.Automatictestofsamples....................................................................................38
VII.Searchoftestrecord...........................................................................................42
VIII.Routinemaintenanceofdevice…......................................................................42
IX.Troubleshooting...................................................................................................43
X.Supplements.........................................................................................................45
XI.Cautions...............................................................................................................45

K1100FUserManualV2.4
Warning:Theinstrumentcannotprovidethedesignedprotectionfor
operatorswhodonotfollowtherightproceduresandrequirementsgivenbythe
manufacturer.
Warning:Allsolutionsmustbehandledwithcareaccordingtothelab’s
safetyregulation.Pleasemakeareferencetotherelatedmaterialsafetydatasheet.
Wearthelab-gown,goggleandrubberglovesallthetime.Becareofhotreagents.
Warning:Beawareoftheriskofelectricshock.Onlythetrained
professionalsarepermittedtoopenthefacepanelorbackcover.
Warning:Thewasteliquidcanbedirectlydischargedintothesewerifitdoes
notconflictwiththelocalwastetreatmentregulations.Ensurethatwastedischarge
pipedonotbendorflowup,anditshouldbeshortasmuchaspossible.Theexport
shouldnotlowerthanthesurfaceofthesewer（therewillbeanoisewhenthehot
waterdischargedintocoldwater）Meanwhilethepipeshouldbefixed,becausethe
dischargedwasteliquidhasacertainpressure.

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I.I.I.I.SummarySummarySummarySummary
1.11.11.11.1ApplicationApplicationApplicationApplication
K1100FAutomaticKjeldahlAnalyzerisanautomatic,smartdevicedetermining
nitrogencontentbasedonKjeldahlmethod.Itcanbewidelyusedinfoodprocessing,
feedproduction,tobacco,livestock,soilfertility,environmentalmonitoring,medicine,
agriculture,scientificresearch,teaching,qualitycontrolandotherfieldsforthetestof
nitrogenorproteincontentwithrespectofmacroandsemimicrosamplesandcan
alsobeusedforthetestofammonium,volatilefattyacid/alkali,andsoon.Upontest
ofsamplesbyusingKjeldahlmethod,theprocessesofdigestion,distillationand
titrationarerequired,whereindistillationandtitrationaremaindetermination
processeswithrespecttoK1100FAutomaticKjeldahlAnalyzer.
K1100FAutomaticKjeldahlAnalyzerisanautomaticnitrogendeterminationsystem
integratingdistillationandtitrationbasedonclassicKjeldahlmethod;theinstrument
providesgreatconvenienceforlabstaffindeterminingnitrogen-protein.It'ssafe,
reliable,simpleforuseandtime-saving. A friendlyuserinterfaceinEnglishallows
easyoperationanddisplaysabundantinformation,enablinguserstoquicklymaster
theuseoftheinstrument.
1.21.21.21.2PrinciplesPrinciplesPrinciplesPrinciples
AccordingtoKjeldahlprinciples,thedeterminationrequiresthreesteps,whichare
digestion,distillationandtitration.
K1100FAutomaticKjeldahlAnalyzercanautomaticallycompletetheprocessesof
distillationandtitration.Uponthesamplestobedeterminedisfullydigested,it's

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subjectedtothefollowingchemicalreactionsontheinstrument:
[1].
[2].
[3].
Theammoniagasemittedduringthereaction,togetherwiththesteam,iscollectedin
thereceivingcupaddedwithboricacidabsorbingsolution(containingmixed
indicator)aftercondensedbyacondensingtube.Thentheautomatictitratorcarries
ontitrationandrecordthevolumeofconsumedstandardtitrationacid.Basedonthe
volumeofconsumedstandardtitrationacid,thecalculatingsystemcalculatesthe
nitrogencontentandcrudeproteincontentbasedonthefollowingformulae.
Nitrogencontent:
Crudeproteincontent:
Wherein:
M=molarconcentrationoftitrationacid(mol/L);
W=sampleweight(g);
V0=volumeofconsumedstandardtitrationacidduringblanksampletitration(mL);
V=volumeofconsumedstandardtitrationacidduringsampletitration(mL);
C=conversioncoefficientforcrudeprotein.
↑ + + ⎯⎯⎯⎯⎯⎯→ ⎯ +3 2 4 2
steam e temperatur- high
4 22 2 2 ) (
NH O H SO Na NaOH SO NH
O H O B NH BOH NH
2 7 4 2 4 3 3 35 ) ( 4 2+ = +
Cl NH BOH HCl O H O B NH
4 3 3 2 7 4 2 42 4 2 5 ) (+ = + +
) (
401. 1
(%)0 V V
W
M
N −
×
=
C N P × =(%) (%)

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1.31.31.31.3OperatingOperatingOperatingOperatingFlowFlowFlowFlowChartChartChartChart

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II.II.II.II.MainMainMainMainperformanceperformanceperformanceperformance
2.12.12.12.1TechnicalTechnicalTechnicalTechnicalparametersparametersparametersparameters
a.Samplecapacity:solid≤5g,liquid≤20mL;
b.Measuringrange:0.1mg～200mgnitrogen;
c.Analysistime:5～10min/sample;
d.Recovery:≥99.5%;
e.Titrationaccuracy:1.0μL/step;
f.Repeatederrors:±0.5%;
g.Datastoragecapacity:1,800pieces;
h.Consumptionofcondensatewater:1.5L/min;
i.Externalinterface:USB,RS485;
j.Dimensionsize(length×width×height):455mm×391mm×730mm;
k.Netweight:38kg.
2.22.22.22.2UseUseUseUseconditionsconditionsconditionsconditions
a.Powersupply:220VAC±10%50Hz;
b.Ratedpower:2KW;
c.Condensatewaterpressure:0.02Mpa-1Mpa;flow:4.5-6L/min;
d.Condensatewatertemperature:below20℃;
e.Ambienttemperature:10℃～28℃.

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III.III.III.III.NameNameNameNameofof
ofofinstrumentinstrumentinstrumentinstrumentcomponentscomponentscomponentscomponents
Theinstrumentisasystemconductingautomaticdistillation,titration,calculation,
printing,dischargeandcleaningonthefully-digestedsampleandcapableof
displayingoperatingprocedures,withamicrocomputercalculatingresultsanda
printeroutputtingdata.Thesystemsubstantiallyconsistsofmicrocomputercontroller,
steamgenerator,distillingsystem,alkaliaddingsystem,boricacidaddingsystem,
titratingsystem,micro-printing,dischargesystemandcleaningsystem.
Thestructureoftheinstrumentiscomposedasshowninthefigurebelow:
Fig3.1
1.Label2."Securitydoorin-place"detector3.Anti-splashbottle4.Condensate
waterinterface5.Distillinghead6.Fixedholderfordigestiontube7.Digestiontube
8."Digestiontubein-place"detector9.Securitydoor10.Wastereceivingtank 11.
Touchscreen12.Panel13.Printer14.Receivingcup15.Titrationacidtank

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Fig3.2
16.Condensatewaterinlet17.Condensatewateroutlet18.Dischargeport
Fig3.3
19.Powerswitch20.Powerplug21.RS485interface22.USBinterface23.Distilled
waterleveldetectioninterface24.Boricacidleveldetectioninterface25.Alkali
solutionleveldetectioninterface26.Alkaliinlet
27.Boricacidinlet28.Distilledwaterinlet

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Fig3.4
1.Powerindicatorlight2.Heatingindicatorlight3.Alarmindicatorlight
IV.IV.IV.IV. DeviceDeviceDeviceDeviceinstallationinstallationinstallationinstallationmethodsmethodsmethodsmethods
1.1.
1.1.InspectionInspectionInspectionInspectionbeforebeforebeforebeforeinstallationinstallationinstallationinstallation
Afterthepackageisremoved,checktheinstrumentanditsfittingsasspecifiedinthe
appendedpackinglistandinspectfordamage.Incaseofdamage,immediately
contactthemanufacturer.(Pleaseretainthedamagedcomponents)
2.2.
2.2.InstallationInstallationInstallationInstallationconditionsconditionsconditionsconditions
a.Thedeviceshallavoiddirectsunradiationandplaceswithoutextreme
temperatureormoisture.Ingeneral,theroomtemperatureshallbekeptbetween
10℃and28℃.
b.Thedeviceshallbeinstalledatplacesadjacenttowatersourceanddraintankand
providedwithpowersockets;thedistancebetweenthelocationofwatersupplyvalve
andpowersupplyandthedeviceshallbelessthanonemeterforconvenienceof
operation.
c.Thewatersupplyshallcomplywithrequirementsofwaterpressureandwater
temperature.
d.Thedraintankshallatleastbe50cmlowerthandischargeportofthedeviceto
ensuresmoothnaturaldischarge.

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e.Thepowerarrangementshallcomplywithrequirementsofpowersupply.Itshallbe
providedwithgroundlead,andseparatepowerswitchesandsafeguardstoensure
users ’ safety.
f.Thedeviceshallbeinstalledfarawayfromlargeelectricalequipments,andthe
operatinglocationshallbefreeofquake,corrosiveliquidandstrongelectromagnetic
fieldinterference.
3.3.
3.3.InstallationInstallationInstallationInstallation
Laythedeviceflatonthetestbench,leavingadistanceofatleast20cmbetweenthe
backsideofthedeviceandthewall.Arrangeapowersocketwithinadistanceofone
meterfromthedevice,andmeanwhileprovideair-breakswitch,anti-creepingswitch
andreliablegrounding.
Connectpipelinesaccordingtoeachpipeinterfaceslistedinthebackelevationofthe
device.Thecondensatewaterinlet(16)isconnectedtothetapwatervalve;
condensatewateroutlet(17)dischargeport(18)arerespectivelyconnectedtothe
draintankthroughthepipedrainsanddischargepipetoensuresmoothdischarge.
V.V.
V.V.
FunctionFunctionFunctionFunctionintroductionintroductionintroductionintroduction
1.1.
1.1.FunctionFunctionFunctionFunctionofof ofofoperatingoperatingoperatingoperatingpanelpanelpanelpanel
a.Thedisplay:24-colortouchdisplay.
b.Powerindicatorlight（green）:itshowspowersupplystatus;thelightisonuponthe
deviceispoweredon.Whenthelightison,itmeansthedeviceentersintostandby
status.
c.Heatingindicatorlight（red）:Whenthelightison,itmeansthewaterinthesteam
generatorisbeingheatedandthelightturnsoffinnon-operatingstatus.
d.Alarmindicatorlight（yellow）:Whenthelightison,itmeansthefailureofsystem
occursorcertainnecessaryconditionsarenotmetupondistillationandthelightwill
beoffwhenthesystemisinefficientworkingorder.Note:thedisplaywill
simultaneouslyshowalarmingwordsandsoundunderalarmingstatus.

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2.2.
2.2.TheTheTheThefunctionsfunctionsfunctionsfunctionsofof ofofthethethethebuttonsbuttonsbuttonsbuttonsofof ofofthethethetheprinterprinterprinterprinterareareareareasasasasfollowsfollowsfollowsfollows
a.[SEL]button
Uponpressingthisbutton,iftheoperatingindicatorlightoftheprinterison,itmeans
theprinterisinline;ifthelightisoff,itmeanstheprinterisoffline.Ifprintingis
desired,pleasemaintaintheprintinline;
b.[LF]button
Whenpaperneedstobereloaded,press[SEL]buttontoturnofftheoperating
indicatorlightoftheprinter;press[LF]buttontomaketheprinterautomatically
loadingpaper;pressthisbuttonagain,theprinterwillstoploadingpaper;atlast
press[SEL]againtoturnontheoperatingindicatorlightoftheprinter,andthepaper
loadingprocessoftheprintercompletes.
3.3.
3.3.SafetySafetySafetySafetyperformanceperformanceperformanceperformance
Protectionuponcondensatewatersupplyissuspended:wherethetapwatersupply
iscutofforsuspendedasthedeviceisrunning,thedevicewillautomaticallystops
operationtopreventsprayingofheatingsteamscaldingpeople.
Protectionuponsteamgeneratorlackswater:thesteamgeneratorisprovidedwith
waterrefillingfunctions;whenthetanksupplyingthesteamgeneratorislackingwater,
thesteamgeneratorwillautomaticallystopsoperationtopreventthedamagefrom
heatingwithoutwater.
Protectionofsecuritydoor:atransparentanti-corrosivesecuritydoorenables
observationofthewholeprocessofdistillation;ifthesecuritydoorisnotclosedupon
operation,thedevicewilllockuptheoperatingbuttontoprovidesafetyprotection.
Protectionuponsteamgeneratorisunderoverpressure:thesteamgeneratorhas
protectivefunctionsagainstoverpressure,incaseofoverpressure,thepressure
sensorwillautomaticallycutoffthepowersupplytopreventexplosiondueto
overpressure.
Protectionupontesttubeisnotinplace:whenthesystemdetectsthattesttubeisnot
inplaceduringoperation,thedevicewillstopandmakealarmtopreventoverflowof
alkalisolution.
Levelprotectionofsolutiontank:thesolutiontankisprovidedwithlevelsensors;

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whenthelevelofanyoftheacidtank,alkalitankorwatertankissolowthatrefilling
isneeded,thesystemwillmakealarm.
4.4.
4.4.OperationOperationOperationOperationofof ofofdevicedevicedevicedevicefunctionsfunctionsfunctionsfunctions
Theoperationsoffunctionsattainablebythedeviceintestingsamplesareasfollows:
diluting,addingreagent,distilling,titrating,dischargingwaste,resultcalculatingand
printing.
Diluting:adddistilledwaterintothedigestedsampleinthedigestiontubetodilute.
Addingreagent:includesaddingofalkalisolution,boricacidabsorptionsolution,
titrationacid,etc.
Distilling:addhotsteamintothesampleinthedigestiontubetodistilltheammoniaof
sample.
Titrating：titrateabsorptionliquidwhendistillingorcompletedistilling.
Dischargewaste:dischargewastesinthedigestiontube,receivingcup.
Resultcalculatingandprinting:calculatetheresultandprintitaccordingtooperation.
5.5.
5.5.OperationOperationOperationOperationofof ofoffunctionfunctionfunctionfunctioninterfaceinterfaceinterfaceinterface
Maininterface
Afterthestartupanimation,sixfunctionswillbedisplayed,including[Test],[Clean],
[Search],[Debug],[Setup],[Help].Presscorrespondingicontoenterrespective
interface.SeeFig.5.5.1

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Fig.5.5.1
Press[Test],themenusystemwillautomaticallyenterintooperatingmodeinterface,
includingtwotestmodes,i.e.,automatictestandmanualtests.
[Automatictest]Aftersettingexperimentalparameters,thedevicewillcarryout
automaticexperimentaltest.
[Manualtest]It'susedtostepbystepcarryoutexperimentaltestanddebugandtest
withrespecttoeachfunctionofthedevice.SeeFig.5.5.2.
Fig.5.5.2

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Touchandchooseautomatictestmodetoentercorrespondingmodeinterface,
whereinfourfunctionscanbeattainedasfollows:
1.Choosetype
2.Inputparameters
3.Commenceexperiment
4.Savemode
1)Automatictest:
Thesysteminitiallydisplaystheinterfaceforoptionaltypes,andthere'retenoptional
typesintotal.Choosetheexperimenttypeaccordingtothesamples.SeeFig.5.5.3.
Fig.5.5.3
Choosetherighttype.Forexample,choose[Convention]toenterparameterinput
interface,whereinlastexperimentdatawillbedisplayed. A keyboardpop-upappears
uponclickoneachdataregion,andcorrespondingdatamaybeinputasrequired.
Press[OK],andentersintoexperimentstartinterface;press[Back],andreturnsto
thelastinterface.SeeFig.5.5.4.

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Fig.5.5.4
Uponchoosing[Usermode],enterthefollowinginterface.[Usermode]allowsusers
tosave100kindsofmeasurementmodeintheprocessofmeasurementfor
convenienceoffuturemeasurementofsimilarexperiments.Itcanprovidesprevious
information,suchasconcentrationoftitrationacid,volumeofdilutingwater,volume
ofboricacid,volumeofalkalisolutionanddistillingduration.Itcanalsobecorrected
accordingtodesiredinformationbyclickingthedataregion.ThesampleNo.canbe
chosenviatheleftandrighttriangleicon,aswellaskeyboardinput.Theillustration
showstheuserhaschosenmode1,andinputparameterssuchassampleweight,
blankvolume,proteincoefficient,etc.SeeFig.5.5.5.
Fig.5.5.5

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Afterinputtingcorrespondingexperimentalparameters,press[OK]toenter
experimentinterfaceandstarttheexperiment.Thestepsofexperimentare
respectively:adddilutingwater,addboricacid,addalkali,distill,titrate,calculateand
print,discharge,digestiontubecleaningandreceivingcupcleaning,oftherethe
functionsofdigestiontubecleaningandreceivingcupcleaningaresetupasrequired
in[Setup]interfacebeforetheexperimentstarts.
To ensurethesafetyoftheexperiment,thesystemcollectsanddisplaysallaspects
ofstatusinformationwithrespecttothedeviceonareal-timebasisduringthetest
process,suchaslevelofsteamgenerator,securitydoorinplace,presenceof
condensatewater,digestiontubeinplace,presenceofsolutioninsolutiontank,etc.If
anyabnormalconditionisdetected,thetaskwillbesuspended.Forexample,upon
lackofcondensatewaterordigestiontubenot-in-place,thefollowinginterfacewill
appear.SeeFig.5.5.6.
Fig.5.5.6
Thesystemdisplayscurrentoperatingitemsandreal-timevaluesonareal-time
basis.Whenthesetvalueisreached,thesystemwillstopthecurrentfunctionand
turntothenextexperimentalfunction.Iftheparameterissetwithvalue“0”,thenthe
systemwillnotstartcorrespondingfunction.Takingaddingboricacidasanexample,
whenaparameterisset,thesystemwillstartfillingofboricacid.SeeFig.5.5.7.

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Fig.5.5.7
Whenaparameterisset,afterfillingofboricacidiscompleted,thesystemwillstart
fillingofdilutingwateranddisplaythatdilutingwaterisbeingadded.
Note:Note:Note:Note:thethethethedilutiondilutiondilutiondilutionfunctionfunctionfunctionfunctionofof
ofofthethethethedevicedevicedevicedeviceisisisistotototodilutedilutedilutedilutethethethethedigesteddigesteddigesteddigestedsamplesamplesamplesampleininininthethethethe
digestiondigestiondigestiondigestiontubetubetubetubebybybybyaddingaddingaddingaddingdistilleddistilleddistilleddistilledwater.water.water.water.
Fig.5.5.8
Whenaparameterisset,afterfillingofdilutingwateriscompleted,thesystemwill
startfillingofalkali.Afteralkaliadding,itwilladd10mldistilledwatermore,the
interface(figure5.5.9)asfollow：

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Fig.5.5.9
Duringforegoingoperation,theexperimentcanbesuspendedatanytimebythe
operatorasnecessary.Theexperimentcanbeeithercontinuedorquittedafter
suspension.Ifthealkaliisnotsufficientduetocertaincauses,thentheexperiment
canbesuspendedupondistillation.Press[Addalkali]toaddfixedvolumeofalkali
solution. A 5mlsolutioncanbeaddedforeachpressingof[Addalkali].Press
[Continue]tocontinuetheexperiment.SeeFig.5.5.10.
Fig.5.5.10
Aftercompletionofaddingalkali,thesystemwillstartthedistillationprocess.Ifthe
timeparameterofdistillationisset0,thenthesystemwillnotstartthedistillation
process;ifcertainparameterisset,thedistillationprocesswillbeautomatically