Danfoss ECL Comfort 210 User manual

OperatingGuide

ECLComfort210,296and310,returntemperature

limitation

1.0TableofContents

1.0TableofContents.............................................1

1.1Importantsafetyandproductinformation....................2

2.0Settings...........................................................

2.1Returntemperaturelimitationinamaster/slave

system...............................................................5

3.0Miscellaneous..................................................7

3.1Severalcontrollersinthesamesystem........................7

©Danfoss|217.8VI.GU.W2.2|1

1.1Importantsafetyandproductinformation

1.1.1Importantsafetyandproductinformation

ThisInstallationGuideisanappendixtoinstallationguides

associatedwithECLapplicationkeysproducedasfromSeptember

213andcontainsonlyadescriptionofthereturntemperature

limitationfunctionalityinamaster/slavesystem.

Thereturntemperaturelimitationfunctionalitycanberealized

withECLComfort21,ECLComfort296andECLComfort31.

Forinformationongeneralfunctionspleaseconsulttheinstallation

guidefortheapplicationkeyinquestion.

AdditionaldocumentationforECLComfort21,296and31,

modulesandaccessoriesisavailableonhttp://heating.danfoss.com/.

SafetyNote

Toavoidinjuryofpersonsanddamagestothedevice,itisabsolutely

necessarytoreadandobservetheseinstructionscarefully.

Necessaryassembly,start-up,andmaintenanceworkmustbe

performedbyqualiﬁedandauthorizedpersonnelonly.

Locallegislationsmustberespected.Thiscomprisesalsocable

dimensionsandtypeofisolation(doubleisolatedat23V).

AfusefortheECLComfortinstallationismax.1Atypically.

TheambienttemperaturerangesforECLComfortinoperationare:

ECLComfort21/31:-55°C

ECLComfort296:-45°C.

Exceedingthetemperaturerangecanresultinmalfunctions.

Installationmustbeavoidedifthereisariskforcondensation(dew).

Thewarningsignisusedtoemphasizespecialconditionsthatshould

betakenintoconsideration.

Thissymbolindicatesthatthisparticularpieceofinformationshould

bereadwithspecialattention.

2|©Danfoss|217.8VI.GU.W2.2

ECLComfort210,296and310,returntemperaturelimitation

Automaticupdateofcontrollersoftware(ﬁrmware):

Thesoftwareofthecontrollerisupdatedautomaticallywhenthekey

isinserted(asofcontrollerversion1.11(ECL21/31)andversion

1.58(ECL296)).Thefollowinganimationwillbeshownwhenthe

softwareisbeingupdated:

Progressbar

Duringupdate:

•DonotremovetheKEY

Ifthekeyisremovedbeforethehour-glassisshown,youhave

tostartafresh.

•Donotdisconnectthepower

Ifthepowerisinterruptedwhenthehour-glassisshown,the

controllerwillnotwork.

AsthisOperatingGuidecoversseveralsystemtypes,specialsystem

settingswillbemarkedwithasystemtype.Allsystemtypesareshown

inthechapter:'Identifyingyoursystemtype'.

°C(degreesCelsius)isameasuredtemperaturevaluewhereasK

(Kelvin)oftenisusedfortemperaturedifferences.

TheIDno.isuniquefortheselectedparameter.

ExampleFirstdigitSeconddigitLastthreedigits

1117411174

-Circuit1Parameterno.

1217412174

-Circuit2Parameterno.

IfanIDdescriptionismentionedmorethanonce,itmeansthatthere

arespecialsettingsforoneormoresystemtypes.Itwillbemarked

withthesystemtypeinquestion(e.g.12174-A266.9).

ParametersindicatedwithanIDno.like"1x67"meanauniversal

parameter.

xstandsforcircuit/parametergroup.

VI.GU.W2.2©Danfoss|217.8|3

ECLComfort210,296and310,returntemperaturelimitation

DisposalNote

Thisproductshouldbedismantledanditscomponents

sorted,ifpossible,invariousgroupsbeforerecycling

ordisposal.

Alwaysfollowthelocaldisposalregulations.

4|©Danfoss|217.8VI.GU.W2.2

ECLComfort210,296and310,returntemperaturelimitation

2.0Settings

2.1Returntemperaturelimitationinamaster/slavesystem

Thecircuit1menuforreturntemperaturelimitparameters

containsanadditionalparameter"DHW,ret.Tlimit"(=Domestic

HotWater,returntemperaturelimit).

Whenaslaveinamaster/slavesystemisinDHW-tankheating/

chargingmode,thedesiredﬂowtemperaturevalueistransferredto

themaster.Themasterwillreactbycontrollingaﬂowtemperature

beinganumberofdegreeshigher("Demandoffset")thanthe

desiredﬂowtemperaturefromtheslave.

WhenthemasterisfulﬁllingaDHW-tankheating/charging

demandfromaslave,thereturntemperaturelimitationcanbe

doneinrelationtoasetvalue.

Thereturntemperaturelimitationwillalwaysberelatedtothe

highestlimitationvalue.

Anexample:Returntemperaturelimitation(DHW)=55°Cand

returntemperaturelimitation(heating)=6°C.

Theresultwillbeareturntemperaturelimitationat6°C.

Ifthemasterisnotcontrollingadesiredﬂowtemperaturefroma

slave,thereturntemperaturelimitationcanbedoneinrelationto

theoutdoortemperature.

Theparameter"DHW,ret.Tlimit"isnotpresentinapplicationswith

DHW-tankheating/charging.

Examples:A237,A247,A367,A377.

MENU>Settings>Returntemperaturelimitationinamaster/

slavesystem

DHW,ret.Tlimit11029

CircuitSettingrangeFactorysetting

1OFF/10–110°COFF

WhenanaddressedslaveisactiveinDHW-tanheating/charging,the

returntemperaturelimitationinthemastercanbeset.

Notes:

•Themastercircuitmustbesettoreactonthedesiredﬂowtemperature

intheslave(s).See"Demandoffset"(ID11017).

•Theslave(s)mustbesettosendits/theirdesiredﬂowtemperaturetothe

master.See"SenddesiredT"(ID1x500).

OFF:Noinﬂuencefromslaves.Thereturntemperature

limitationisrelatedtosettingsin"Returnlimit" .

10–

110°C:

Returntemperaturelimitationvaluewhenslaveisin

DHWtankheating/chargingoperation.

#1#=Master,exampleA266,address15

#2#=Slave,exampleA237,address9

#3#=Slave,exampleA367,address6

SomeexamplesofapplicationswithDHW-tankheating/chargingare:

•A217,A237,A247,A367,A377

VI.GU.W2.2©Danfoss|217.8|5

ECLComfort210,296and310,returntemperaturelimitation

MENU>Settings>Returntemperaturelimitationinamaster/

slavesystem

Demandoffset11017

CircuitSettingrangeFactorysetting

1OFF/1...20KOFF

Thedesiredﬂowtemperatureinheatingcircuit1canbeinﬂuencedbythe

demandforadesiredﬂowtemperaturefromanothercontroller(slave)or

anothercircuit.

OFF:Thedesiredﬂowtemperatureincircuit1isnot

inﬂuencedbythedemandofanyothercontroller(slave

orcircuit2).

1...20:Thedesiredﬂowtemperatureisincreasedbytheset

valuein‘Demandoffset’ ,ifthedemandoftheslave/

circuit2ishigher.

Temp.Settingin

‘Demandoffset’

Des.ﬂowtemp.,

circuit1

Des.ﬂowtemp.,

circuit2

Time

Thefunctionof‘Demandoffset’cancompensateforheatlosses

betweenmasterandslavecontrolledsystems.

MENU>Settings>Returntemperaturelimitationinamaster/

slavesystem

SenddesiredT1x00

CircuitSettingrangeFactorysetting

OFF/ONON

Sub-circuitinthesameECLcontroller:

Informationaboutthedesiredﬂowtemperaturecanbesenttocircuit1.

TheECLcontrolleractsasaslavecontrollerinamaster/slavesystem:

Informationaboutthedesiredﬂowtemperaturecanbesenttothemaster

controllerviatheECL485bus.

OFF:Informationaboutthedesiredﬂowtemperatureisnot

senttocircuit1/mastercircuit/themastercontroller.

ON:Informationaboutthedesiredﬂowtemperatureissent

tocircuit1/mastercircuit/themastercontroller.

SlavecircuitsarecircuitsinotherECLcontrollers.

Sub-circuitsarecircuitsbesidesthemasterorcircuit1intheECL

controller.

Inthemastercontroller,'Demandoffset'mustbesettoavalueinorder

toreactonadesiredﬂowtemperaturefromaslavecontroller.

Whenthecontrolleractsasaslave,itsaddressmustbe1,2,3...9in

ordertosendthedesiredtemperaturetothemaster(seethesection

‘Miscellaneous’ ,‘Severalcontrollersinthesamesystem’).

6|©Danfoss|217.8VI.GU.W2.2

ECLComfort210,296and310,returntemperaturelimitation

3.0Miscellaneous

3.1Severalcontrollersinthesamesystem

WhenECLComfortcontrollersareinterconnectedbymeansof

theECL485communicationbus(cabletype:2xtwistedpair),the

mastercontrollerwillbroadcastthefollowingsignalstotheslave

controllers:

•Outdoortemperature(measuredbyS1)

•Timeanddate

•DHWtankheating/chargingactivity

Furthermore,themastercontrollercanreceiveinformationabout:

•thedesiredﬂowtemperature(demand)fromslavecontrollers

•and(asfromECLcontrollerversion1.48)DHWtankheating/

chargingactivityinslavecontrollers

Situation1:

SLAVEcontrollers:Howtomakeuseoftheoutdoor

temperaturesignalsentfromtheMASTERcontroller

Theslavecontrollersonlyreceiveinformationaboutoutdoor

temperatureanddate/time.

SLAVEcontrollers:

Changethefactorysetaddressfrom15toaddress.

•In,gotoSystem>Communication>ECL485addr.

ECL48addr.(master/slaveaddress)2048

CircuitSettingrangeChoose

...150

ECL48buscable

MaximumrecommendedlengthoftheECL485busiscalculatedlike

this:

Subtract"TotallengthofallinputcablesofallECLcontrollersinthe

master-slavesystem"from2m.

Simpleexamplefortotallengthofallinputcables,3xECL:

1xECLOutdoortemp.sensor:15m

3xECLFlowtemp.sensor:18m

3xECLReturntemp.sensor:18m

3xECLRoomtemp.sensor:3m

Total:81m

MaximumrecommendedlengthoftheECL485bus:

2-81m=119m

InasystemwithMASTER/SLAVEcontrollers,onlyoneMASTER

controllerwithaddress15isallowed.

IfbymistakemoreMASTERcontrollersarepresentinanECL485

communicationbussystem,decidewhichcontrolleristobeMASTER.

Changetheaddressintheremainingcontrollers.However,thesystem

willoperatebutnotbestablewithmorethanoneMASTERcontroller.

IntheMASTERcontroller,theaddressin‘ECL485addr.(master/slave

address)’ ,IDno.248,mustalwaysbe15.

Navigation:

•In,gotoSystem>Communication>ECL485addr.

SLAVEcontrollersmustbesettoanotheraddressthan15:

Navigation:

•In,gotoSystem>Communication>ECL485addr.

'Demandoffset'withavalueistobeusedintheMastercontrolleronly.

VI.GU.W2.2©Danfoss|217.8|7

ECLComfort210,296and310,returntemperaturelimitation

Situation2:

SLAVEcontroller:HowtoreactonaDHWtankheating/

chargingactivitysentfromtheMASTERcontroller

TheslavereceivesinformationaboutaDHWtankheating/

chargingactivityinthemastercontrollerandcanbesettoclose

theselectedheatingcircuit.

ECLcontrollerversions1.48(asfromAugust213):

ThemasterreceivesinformationaboutDHWtankheating/

chargingactivityinthemastercontrolleritselfandalsoslavesin

thesystem.

ThisstatusisbroadcastedtoallECLcontrollersinthesystemand

eachheatingcircuitcanbesettoclosetheheating.

SLAVEcontroller:

Setthedesiredfunction:

•Incircuit1/circuit2,goto‘Settings’>‘Application’>’DHW

priority’:

DHWpriority(closedvalve/normal

operation)

1102

/1202

CircuitSettingrangeChoose

1/2OFF/ONOFF/ON

OFF:Theﬂowtemperaturecontrolremainsunchangedduring

activeDHWheating/charginginthemaster/slave

system.

ON:Thevalveintheheatingcircuitisclosedduringactive

DHWheating/charginginthemaster/slavesystem.

8|©Danfoss|217.8VI.GU.W2.2

ECLComfort210,296and310,returntemperaturelimitation

Situation3:

SLAVEcontroller:Howtomakeuseoftheoutdoortemperature

signalandsendinformationaboutthedesiredﬂow

temperaturebacktotheMASTERcontroller

Theslavecontrollerreceivesinformationaboutoutdoor

temperatureanddate/time.Themastercontrollerreceives

informationaboutthedesiredﬂowtemperaturefromslave

controllerswithanaddressfrom1...9:

SLAVEcontroller:

•In,gotoSystem>Communication>ECL485addr.

•Changethefactorysetaddressfrom15toanaddress(1...9).

Eachslavemustbeconﬁguredwithitsownaddress.

ECL48addr.(master/slaveaddress)2048

CircuitSettingrangeChoose

...151...9

Furthermore,eachslavecansendinformationaboutthedesired

ﬂowtemperature(demand)ineachcircuitbacktothemaster

controller.

SLAVEcontroller:

•Inthecircuitinquestion,gotoSettings>Application>Send

desiredT

•ChooseONorOFF.

SenddesiredT1100

/1200

CircuitSettingrangeChoose

1/2OFF/ONONorOFF

OFF:Informationaboutthedesiredﬂowtemperatureisnot

senttothemastercontroller.

ON:Informationaboutthedesiredﬂowtemperatureissent

tothemastercontroller.

IntheMASTERcontroller,theaddressin‘ECL485addr.(master/slave

address)’ ,IDno.248,mustalwaysbe15.

VI.GU.W2.2©Danfoss|217.8|9

ECLComfort210,296and310,returntemperaturelimitation

*087H9186*

*VIGUW202*

1|©Danfoss|217.8VI.GU.W2.2

ECLComfort210,296and310,returntemperaturelimitation

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