ZilanSolar SP226 User manual

User s Manual SP226
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1Generalinformation
1.1 About this manual
Thismanualdescribestheinstallation,function andoperationofanintegratedsolarpumpingstation,whichis
suitableforsplit pressurizedsolarheating system.Beforeinstallingandoperatingthedevice,pleasereadthe
following information carefully.
1.2 Safetyregulations
♦Installation,commissioning andmaintenance ofthedevicemayonlybe performedbyprofessionalpersonal.
♦Alloperationsthatrequireopeningthedeviceareonlytobeconductedclearedfromthepowersupply.All
safetyregulationsforworkingon thepowersupplyare valid.
♦Thedevicemustnotbeinstalledinroomswhereeasilyinflammablematerial(e.g.gasoroil)mixturesare
presentormayoccur.
♦Beforeconnectingthepumpingstation,makesurethattheenergysupplymatchesthespecificationsofthe
device.Protectthe solarpumping stationagainstoverloading andshort-circuiting.
♦Alldevicesconnectedtothepumpingstationmustconformtothe technicalspecificationsofthedevice.
♦Assoonasit becomesevidentthatsafeoperation isnolongerpossible, pleaseimmediatelytakethedevice
outofoperation.
♦Withoutlightningrod,pleasedon tuse thisdevice duringa thunderstorm.
1.3 Liabilitywaiver
♦Improperinstallationoroperation cancausedamagestomaterialandpersons.Themanufacturercannot
monitorthecompliance withtheseinstructionsorthecircumstancesand methodsusedforinstallation,
operation,utilization andmaintenance ofthiscontroller.Damagebymishandling orimproperinstallationon
costumersiteisimmediatelyleading towarrantyexclusion.
♦Asfaultscanneverbeexcluded,wedon tofferaguaranteeforthecompleteness ofthedrawingsandtextsof
thismanual,theyonlyrepresentsomeexamples.Theycanonlybeusedonownrisk. Noliabilityisassumed
forincorrect,incomplete orfalseinformationand theresultingdamages.
♦Themanufacturerpreservestherighttoputchangestoproduct,technicaldateorinstallationandoperation
instructionswithoutpriornotice.
1.4 Symbolsused
Danger:Failuretoobservethese instructionscanleadtoinjuryofpersonsorsafetyrisks.
Attention:Failure toobserve these instructionscanresultindamagetothe productorenvironment.
Note:Usefulinformationandinstructions.
ìOperationsteps:Indicationofoperation steps.

User s Manual SP226
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2Productinformation
2.1 Systemdescription
Thesolarcollectorpump(P1)isactivatedassoon asthetemperaturedifferencebetweenthecollectorarray(T1)
andthestoragetank(T2)isreached.Ifthetemperaturedifferencebetweenthecollectorarray(T1)andstorage
tank (T2)dropsbelowtheswitch-offtemperaturedifference, orthestoragetank (T3)reachesthemaximum
storage temperature, the solarpump(P1)willbe switchedoff.
T3isusedtomeasurethetemperatureofthetoppartofstoragetank.Iftheturning-on conditionforauxiliary
heatingisfilled,theauxiliaryheating willbeactivated.
1collectorarray---1storagetank
T1:Temperature sensorforcollectorarray
T2:Temperature sensorinbottompartofstorage tank
T3:Temperature sensorintoppartofstorage tank
P1:Solarcollectorpump
P2:Solarcirculationpump
Danger: Ifthereisonlyonetemperaturesensorinwaterstoragetank (usuallyinbottompartT2),itis
possible, thattheauxiliaryheatingfunctionwillnotbeactivatedordeactivatedatarighttime, because
thewatertemperatureintoppartofthetank(T3)cannotbemeasured.Inthiscase,ifyou stillwanttouse
auxiliaryheatingfunction, controlprogramwillautomaticallytakethesignalfrombottomtemperaturesensor(T2)
insteadofT3.However, waterintoppartoftankmightoftenbeoverheated.Itmaycause damagestomaterialand
persons.Soit ishighlyrecommendednottouse auxiliaryheatinginsucha case.
Note: Tolockthisfunction, please press “ChooseFunction”button until thesignal “ ” appearson the
screen(see detailsin3.5Forbid/Permit using auxiliaryheating).

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2.2 Single-pipelinesolarstation: SP116
2.2.1 Components
1Operating screen 2 Manometer 3 Pumpspeedregulation
4WILOpump 5 Inputconnector 6 Securityvalve
7Expansion vesselconnector 8 Outputconnector 9 Mountingpoint
2.2.2 Installationdescription
SP116 shouldbeinstalledinreturnflowofthesolarcircuit,asindicatedabove.Pleaseseedetailedinstallation
instruction inattachedmanual.

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2.2.3 Technicaldata
Ratedvoltage AC220V(optional: AC110V)
Externalitysize 450mm*310mm*150mm
Max.ownconsumption ≤3W
Rangeoftemperaturemeasuring NTC: 0~99 ;PT1000:0~199
Accuracyoftemperaturemeasuring ±1
Powerofpumps(solarcollectorpumpP1
andcirculationpumpP2)
＜600W
Powerofauxiliaryheating ≤3000W（optional: ≤6000W）
Systemworkingpressure 8bar
Safetyvalve response pressure 6bar
Ambienttemperature 0~50
Inputsignals T1~T3(toppartofwatertank;bottompartofwater
tank;solarcollector)
Outputsignals 3(auxiliaryheating;solarcollectorpump;solar
circulation pump)
2.3 Double-pipelinesolarstation:SP226
2.3.1 Components
1 Fillingundflushingconnecting 2 Operationscreen
3 Pumpspeedregulation 4 WILOpump
5 Expansionvesselconnector 6 Manometer
7 Airventvalve 8 Securityvalve
9 Mounting point 10 Forwardflowconnector
11 Returnflowconnector

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2.3.2 Installationdescription
SP226 shouldbeinstalledinforwardflow(manometerside)andreturnflow(pumpside)ofthesolarcircuit,as
indicatedabove. Please see detailedinstallationinstructioninattachedmanual.
2.3.3 Technicaldata
Ratedvoltage AC220V(optional:AC110V)
Externalitysize 450mm*310mm*150mm
Max.ownconsumption ≤3W
Rangeoftemperaturemeasuring NTC10K:0~99 ;PT1000:0~199
Accuracyoftemperaturemeasuring ±1
Powerofpumps(solarcollectorpumpP1
and circulation pumpP2)
＜600W
Powerofauxiliaryheating ≤3000W（optional: ≤6000W）
Systemworkingpressure 8bar
Safetyvalve response pressure 6bar
Ambienttemperature 0~50
Inputsignals T1~T3(toppartofwatertank;bottompartofwater
tank;solarcollector)
Outputsignals 3(auxiliaryheating;solarcollectorpump;solar
circulationpump)

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2.4 Displaysymbols
Weekday.7daysofweekcanbeset(e.g. Week1means “Monday”).
Time. Settinghoursandminutes.
Time-controlledauxiliaryheating.Settingthree heatingtime periods.
Time-controlledhotwatercirculation.Setting three timeperiods.
Tanktemperature.Asturning-on/offtemperaturevalueforauxiliaryheating.
Solarsystemindication.ForSP116/SP226,only1systemavailable.
Frostprotection signal.
Overheatingprotectionforstoragetank.
Hightemperatureprotectionforsolarcollector.
Holidayfunctionsignal.
Switchon/offauxiliaryheatingmanually.
Forbid/permitusingauxiliaryheating.
Resetsignal.
Temperaturedisplay.
Flowratedisplay.

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3Functions andoperation
Danger: Beforeconnectingthepowersupply,makesurethatthewatertank,solarcollector,solar
pumping stationand alltemperature sensorsaregoodconnected!
Note: Forsafety, auxiliaryheating islockedatdeliverystate. The single “ ” displaysonthescreen.If
youwanttouse thisfunction,pleasesee operation:3.5Forbid/Permitusing auxiliaryheating.
3.1 Settingtime
Afterpowersupplyisswitchedon,pleasefirstlysetthetimeofthe
system.
ìPress “SystemSetting”button until thesignal “Week_”
displaysonthescreen.
ìPress “ ” “ ” button tosetweekday.
ìPress “Confirm”button tosavethesetting;press “Cancel”
buttontocancelthe setting.
ìPress “SystemSetting”button againuntil “ ” displayson
the screen.
ìPress “ ” button tosethour,press “ ” buttontosetminute.
ìPress “Confirm”button tosavethesetting;press “Cancel”
buttontocancelthe setting.
3.2 Temperaturedifferencecirculationfunction
Thesolarcontrolprogramworksonthe principleoftemperaturedifferencecirculation.SolarpumpP1istriggered,
assoonasthe presettemperaturedifference betweencollectorandtankisreached.
ìPress “SystemSetting”button,until “ ” displaysonthe screen.
ìPress “”“ ” buttontoadjuststorage tanktemperature. Default value:60 ,setting range:45~75 .
ìPress “Confirm”buttontosavethe setting. Press “Cancel”buttontocancelthisfunction.
ìAtthesametimethemenushows “10 ”,thedefaultvalueof
switch-ontemperaturedifference.
ìPress “”“ ” buttontoadjustit.Setting range:5~20 .
ìPress “Confirm”button tosavethesetting.Press “Cancel”
buttontocancelthisfunction.
ìThenthemenushows “5”,thedefaultvalueofswitch-off
temperaturedifference.
ìPress “ ” “ ” button toadjustit, adjustablerange:2~12 .
ìPress “Confirm”buttontoconfirmthe setting. Press “Cancel”buttontocancelthefunction.

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Note: Between60~70 scale canformmore easily,we usuallysetthewatertanktemperatureat60 .
3.3 Time-controlledcirculationfunction
Thisfunctionneedsanextracirculationpump(P2).You cansetupatimerprogramwithuptothreetimeperiods.
Thispumpcanbe triggeredattimeswhenhotwaterwill be needed.
Note: Withinthepresetthree timeperiods,pumpP2alwaysstopsfor15minutesafteroperating for3
minutes.
Note: Default setting:thefirsttimeperiod:6:00turning-on,8:00turning-off;thesecondtimeperiod:
10:00~10:00;thethirdtimeperiod:19:00turning-on,21:00 turning-off.Three timeperiodsshouldbeset
withinoneday(24 hours).
ìPress “SystemSetting”,until “ ” displaysonthe screen.
ìPress “ ” “ ” button toadjustthestarttimeand end timeof
firsttimeperiod.Press “ ” button toadjusthours,press “ ”
buttontoadjustminutes.
ìPress “Confirm”buttontoconfirmthesetting,press “Cancel”
buttontocancelthissetting.
ìImmediatelyaftersettingthefirsttime period,thedisplayentersintotheoperatingmenu ofnexttime period.
ìPerformlike above steps,theothertwotime periodscanbe set.
Note: Ifyouwanttoshutoffoneofthethreetimeperiods,youcansetasamevalueforbothstarttime
andend time, e.g.,youcansetboththestartandendtimeofsecondtime periodat10:00am.
3.4 Time-controlledauxiliaryheating
Solarthermalsystemcanbe combinedwithelectric boilerorgas/oilboiler.The systemissupportedwithadefault
programwhichcanbecustomizedtomeetyourindividualneeds.Youcancreateatimerprogramwithuptothree
timeperiodstoheatthewatertoadesiredvalue.During thethreepresettimeperiods,auxiliaryheatingstarts
working,whenthewatertemperatureintoppartofstoragetank(T3)isbelowpresetturning-ontemperature,and
itstopsworking,whenT3exceedstherequiredtemperature.
Note: Defaultsetting:thefirsttimeperiod:4:00 turning-on,5:00turning-off;thesecondtimesection:
10:00~10:00;the thirdtime section:17:00turning-on, 22:00turning-off.
ìPress “System Setting”buttonuntil thesignal “ ” appears.
ìPress “”“ ” buttontosetthestarttimeofthefirsttimeperiod.
Press “ ” toadjusthours,press “ ” buttontoadjustminutes.
ìPress “Confirm”buttontosavethesettings,press “Cancel”
buttontocancelthe settings.

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ìImmediatelyaftersettingthefirsttime period,thedisplayentersintotheoperatingmenu ofnexttime period.
ìPerformlike above steps,theothertwotime periodscanbe set.
Note: Ifyouwanttoshutoffoneofthethreetimeperiods,youcansetasamevalueforbothstarttime
andend time, e.g.,youcansetboththestartandendtimeofsecondtime periodat10:00am.
3.5 Switchingon/offauxiliaryheatingmanually
Ifyouwanttousewarmwaterimmediately,butthewatertemperaturedoesn treachthedesiredvalue, youcan
switchon/offthe auxiliaryheatingmanually.
ìPress “ChooseFunction”,until “ ” displaysonthe screen.
ìPress “Confirm”buttontoswitchonauxiliaryheatingmanually.
ìPress “Cancel”button toswitchoffauxiliaryheatingmanually.
3.6 Forbid/Permitauxiliaryheating
ìPress “ChooseFunction”button,until “ ” displaysonthe
screen.
ìPress “Confirm”buttontosavethesettingandforbidauxiliary
heating.
ìPress “ChooseFunction”buttonuntil “ ” displayson the
screen.
ìPress “Cancel”button tocancelthe settingand permit auxiliaryheating.
Note: Whenforbidauxiliaryheating,customercan tswitchon/offauxiliaryheatingmanuallyand
time-controlledauxiliaryheatingfunction isalsoautomaticallydeactivated.
3.7 Storagetankoverheatingprotection
Toavoidoverheatingofwaterstoragetank,systemissupportedwithanoverheating protectionfunction.When
thetemperatureoftank (T3)ishigherthanthemaximumtank temperature,eventheconditionoftemperature
difference circulation isreached, solarpumpisstill forbiddentooperate.
ìPress “ChooseFunction”button,until displaysonthe
screen.
ìPress “”“ ” button toadjustthemaximumtank
temperature. Default value:80 ,setting range:60 –90 .
ìPress “Confirm”button toconfirmthesetting,press “Cancel”
buttontoquitthefunction.

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3.8 Frostprotection
Inwinter,whenthetemperatureofcollectordropsbelowthepreprogrammedstartingtemperatureoffrost
protection(defaultvalue5 ),solarpumpP1startsworking.Whencollectortemperatureexceedstheswitch-off
temperatureoffrostprotection,pumpP1stopsworking and the
systemexitsfrostprotection.
ìPress “ChooseFunction”,until “ ” displaysonthe screen.
ìPress “”“ ” button toadjustthetemperatureoffrost
protection.Settingrange:3 –10 .
ìPress “Confirm”button toconfirmthesetting,press “Cancel”
buttontodeactivatethisfunction.
3.9 Hightemperatureprotectionofsolarsystem
Whencollectortemperaturereaches115 ,and meanwhilethestoragetankdoesn treachthemax.tank
temperature, thehigh temperature protectionfunction ofsolarsystemwillbe activated.
ìPress “ChooseFunction”,until displaysonthe screen.
ìPress “”“ ” buttontoadjustthemaximumcollector
temperature. Default value:115 ,adjustablerange:100
–130 .
ìPress “Confirm”button toconfirmthesetting,press “Cancel”
buttontoquitthisfunction.
3.10 Holidayfunction
Ifyouintendtobeabsentforanextendedperiod(holiday),orhotwaterisnotrequiredforanextendedperiod,
youcanactivatetheholidayfunction.Thisfunction isactivatednightlytorecoolthestoragetank andtoprevent
highthermalloadsofthesolarsystemdue tocompletelyheatedstoragetank.
ìPress “ChooseFunction”,until “ ” displaysonthescreen,
itindicatesthatthefunctionisactive.
ìPress “Confirm”button toconfirmthissetting.Press “Cancel”
buttontodeactivatethisfunction.
Note: Whenusing holidayfunction,systemwilllockauxiliaryheatingautomatically.
3.11 Anti-legionellaprotection
Tosafeguardthewaterhygiene, solarsystemwill monitorthestoragetanktemperature.Ifthetemperaturenever
reaches70 inevery7days, auxiliaryheatingwillbeactivatedautomaticallyand heatsthe tankwaterto70 .

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3.12 Collectoremergencycut-off
Whenthetemperatureofcollectorreachesorexceeds120 ,inordertopreventevaporation ofheatmedium
liquidandprotectothercomponentsofsolarsystem,solarcirculationpumpwill bestoppedcompulsively,until
thetemperatureofcollectorgetslower.
3.13 Memoryfunction
Incase ofpowerfailure, solarcontrolsystemisabletoremainthe presetparametersunchanged.
3.14 Reset Function
Ifnecessary,all thesettings(excepttimesetting)canberesettothe
factorysettings.
ìPress “ChooseFunction”button,until “ ” displaysonthe
screen.
ìPress “Confirm”button, all ofparameterswill be resettofactory
settings.
3.15 Manualoperations
Customerscanmonitortheflowrateanytimebyviewingthesignal “ ” on mainoperatingmenu.Andwhen
thereareno otheroperationsanditreturnstomainmenu,theycanalsoactivatesomefunctionsbypressing
differentbuttonsdirectly.
ìPress “Confirm”buttontoswitchon/off solarcollectorpump
(P1)manually.
ìPress “Cancel”buttontoswitchon/offsolarcirculationpump
(P2)manually.
ìPress “ ” “ ” buttonrepeatedlytocheckthetemperature
valuesindifferentpartofsolarsystem.

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4Errormessages
Danger: Nevertrytorepairthesolarpumpingstationyourself! Consulta specialistincase ofanerror.
Thefollowingtableexplainstheerrormessagesandcorresponding handling indication.Mostoftheproblemscan
befound inthe listbelow.
No. Familiarproblem Possiblereason Solution
1 Pumpworksbutnoflowrate
displays.
There isprobablytoomuchairin
the pipeline.
Replenishheatmediumliquid
andexhaustthe air.
Storage tankreachesmax.tank
temperature.
Whentank temperature drops,
pumpstartsworking.
2
Systemhastemperaturedifference
butpumpdoesn twork.
Solarcollectorreachesitsmax.
temperature.
Whencollectortemperature
drops, pumpstartsworking.
Auxiliaryheatingisforbidden. Activate it manually.
3
Auxiliaryheating doesn twork.
Temperaturesensorhasbroken
circuit orshortcircuit.
Checksensorconnection and
make thewiringagain.
4 Auxiliaryheating still operatesat
23:00.
Anti-legionellafunctionstartsup. It snormal.
5 Systempressuredrops. There isairleakageinsolar
system.
Checkthe pipeline andexhaust
theair.
6
Pumpworksbutsystemdoesn t
havetemperaturedifference,
meanwhile auxiliaryheating
functionstartsup.
Frostprotection functionis
activated, signal blinks.
Aftercollectortemperature
rises, pumpstopsworking.
Thesolarpumping stationSP116/SP226showserrormessagesinthemainoperatingmenuifthereisaproblem
withtemperature sensor.
Errormessage meaning Possible cause Errorrectification
<FF> Thereisbrokencircuit
withsensorconnections.
Sensorwiring interrupted,not
connectedorshortcircuit.
Checkresistance value,
replace sensorifnecessary.
<FE > Thereisashortcircuit
withsensorconnections.
Sensorwiring interrupted,not
connectedorshortcircuit.
Checkresistance value,
replace sensorifnecessary.
Note: Apotentiallydefectivesensorcanbecheckedusinganohmmeter.Todo this,thesensormustbe
disconnected.Itsresistance valuecanbe comparedwiththefiguresbelow,smalldeviationisacceptable.
PT1000 resistance value
0 10 20 30 40 50 60 70 80 90 100 110 120
Ω1000 1039 1077 11161155119412321270 1309 1347 1385 1422 1460
NTC10KB=3950resistance value
0 10 20 30 40 50 60 70 80 90 100 110 120
Ω33620 20174 12535 8037 5301 3588 2486 1759 1270 933 697 529 407