Danfoss P318.21 Operating guide

OperatingGuide

ECLComfort310,applicationP318.21

1.0TableofContents

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

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

2.0Installation........................................................6

2.1Beforeyoustart.....................................................6

2.2Electricalconnections..............................................8

3.0Dailyuse.........................................................12

3.1Understandingthecontrollerdisplay..........................12

3.2Descriptionoffunctions..........................................13

3.3Ageneraloverview:Whatdothesymbolsmean?...........14

3.4Navigation,ECLApplicationKeyP318.21......................15

4.0Settingsoverview............................................16

5.0Settings...........................................................17

5.1IntroductiontoSettings..........................................17

5.2Flowtemperature..................................................18

5.3Controlparameters(1)............................................19

5.4Flowmeter..........................................................22

5.5Application.........................................................23

6.0Commoncontrollersettings..............................24

6.1Introductionto‘Commoncontrollersettings’................24

7.0Appendix........................................................25

7.1Applicationupload................................................25

7.2Commissioning....................................................26

7.3Powerdown/power-up..........................................27

7.4Language...........................................................28

7.5ParameterIDoverview............................................29

©Danfoss|2020.12AQ356837161168en–010102|1

OperatingGuideECLComfort310,applicationP318.21

1.1Importantsafetyandproductinformation

1.1.1Importantsafetyandproductinformation

ThisOperatingGuideisassociatedwiththeECLApplication
KeyP318(codeno.087H3835)andisonlyfocusingonsubtype
P318.21.

FordetailedinformationaboutECLComfort310,handling,setting
etc.,pleaseseetheP318OperatingGuide.

P318.21runsanadvancedDomesticHotWater(DHW)temperature
control.Asoption,aheatingcircuitcanbecontrolled.
SeetheInstallationGuideforapplicationdiagramsandelectrical
connections.
Theapplicationdiagramsshowmandatorytemperaturesensors
withanunderscore;exampleS3.

ThedescribedfunctionsarerealizedinECLComfort310whichalso
allowsM-bus,ModbusandEthernet(Internet)communication.
TheApplicationKeyP318complieswithECLComfort310
controllersasoffirmwareversion1.11.Thefirmware(controller
software)isvisibleatstart-upofthecontrollerandin'Common
controllersettings'in'System'.

UptotwoRemoteControlUnits,ECA30orECA31,canbe
connected.

TheapplicationP318.21workswiththeadditionalInternalI/O
moduleECA35.

TheextensionmoduleECA35givesPWM(=PulseWidth
Modulation)signalforcontrolvalvesandON-OFFsignalfor
FlushingandHeatingcircuit.

Alternatively,ECA35gives0-10Voltsignalforcontrolvalves.

TheECLComfort310workswithoneECA35whichisplacedinthe
basepartoftheECLComfort310.

TogetherwiththeECLComfort310theadditionalInternalI/O
modulescanalsobeusedforextradatacommunicationtoSCADA:

•Temperature,Pt1000(default)

•0-10voltsignals

•Digitalinput

Theset-upofinputtypecanbedonebymeansoftheDanfoss
Software"ECLT ool"orfromtheECLPortal.
TheECLPortal(seehttps://ecl.portal.danfoss.com)isan
Internet-basedtoolformonitoringandremotecontrolofECL
controllers.

Documentation

Navigation:Danfoss.com>Products&Solutions>Products>
DistrictHeatingandCooling>Documentation>Tools&Software
>ECLTool.
TheURLis:

https://www.danfoss.com/en/service-and-support/downloads

ECLComfort310isavailableas:

•ECLComfort310,230volta.c.(codeno.087H3040)

•ECLComfort310B,230volta.c.(codeno.087H3050)

•ECLComfort310,24volta.c.(codeno.087H3044)

TheB-typehasnodisplayanddial.

2|©Danfoss|2020.12

AQ356837161168en–010102

OperatingGuideECLComfort310,applicationP318.21

TheB-typeisoperatedbymeansoftheremotecontrolunit
ECA30/31:

•ECA30(codeno.087H3200)

•ECA31(codeno.087H3201)

InternalI/Omodules:

•ECA35(codeno.087H3205)

BasepartforECLComfort310,230voltand24volt:Codeno.
087H3230.

AdditionaldocumentationforECLComfort210and310,modules
andaccessoriesisavailableonhttp://heating.danfoss.com/.

Applicationkeysmightbereleasedbeforealldisplaytextsare
translated.InthiscasethetextisinEnglish.

SafetyNote

Toavoidinjuryofpersonsanddamagestothedevice,itisabsolutely
necessarytoreadandobservetheseinstructionscarefully.

Necessaryassembly,start-up,andmaintenanceworkmustbe
performedbyqualifiedandauthorizedpersonnelonly.

Locallegislationsmustberespected.Thiscomprisesalsocable
dimensionsandtypeofisolation(doubleisolatedat230V).

AfusefortheECLComfortinstallationismax.10Atypically.

TheambienttemperaturerangesforECLComfortinoperationare:
ECLComfort210/310:0-55°C
ECLComfort296:0-45°C.
Exceedingthetemperaturerangecanresultinmalfunctions.

Installationmustbeavoidedifthereisariskforcondensation(dew).

Thewarningsignisusedtoemphasizespecialconditionsthatshould
betakenintoconsideration.

Thissymbolindicatesthatthisparticularpieceofinformationshould
bereadwithspecialattention.

AQ356837161168en–010102

©Danfoss|2020.12|3

OperatingGuideECLComfort310,applicationP318.21

Automaticupdateofcontrollersoftware(firmware):

Thesoftwareofthecontrollerisupdatedautomaticallywhenthekey
isinserted(asofcontrollerversion1.11(ECL210/310)andversion

1.58(ECL296)).Thefollowinganimationwillbeshownwhenthe
softwareisbeingupdated:

Progressbar

Duringupdate:

•DonotremovetheKEY
Ifthekeyisremovedbeforethehour-glassisshown,youhave
tostartafresh.

•Donotdisconnectthepower
Ifthepowerisinterruptedwhenthehour-glassisshown,the
controllerwillnotwork.

•Manualupdateofcontrollersoftware(firmware):
Seethesection"Automatic/manualupdateoffirmware"

AsthisOperatingGuidecoversseveralsystemtypes,specialsystem
settingswillbemarkedwithasystemtype.Allsystemtypesareshown
inthechapter:'Identifyingyoursystemtype'.

°C(degreesCelsius)isameasuredtemperaturevaluewhereasK
(Kelvin)oftenisusedfortemperaturedifferences.

TheIDno.isuniquefortheselectedparameter .

ExampleFirstdigitSeconddigitLastthreedigits

1117411174

-

12174

IfanIDdescriptionismentionedmorethanonce,itmeansthatthere
arespecialsettingsforoneormoresystemtypes.Itwillbemarked
withthesystemtypeinquestion(e.g.12174-A266.9).

1

-

Circuit1Parameterno.

2

Circuit2Parameterno.

174

4|©Danfoss|2020.12

AQ356837161168en–010102

OperatingGuideECLComfort310,applicationP318.21

ParametersindicatedwithanIDno.like"1x607"meanauniversal
parameter.

xstandsforcircuit/parametergroup.

DisposalNote

Thisproductshouldbedismantledanditscomponents
sorted,ifpossible,invariousgroupsbeforerecycling
ordisposal.

Alwaysfollowthelocaldisposalregulations.

AQ356837161168en–010102

©Danfoss|2020.12|5

OperatingGuideECLComfort310,applicationP318.21

2.0Installation

2.1Beforeyoustart

Description,ingeneral

SubtypeP318.21ex.a

ControloftheflowtemperatureinanindirectlyheatedDHW
(DomesticHotWater)system.ThetemperaturesensorS3mustbe
connectedandthetemperaturecontrolis,amongothers,basedon
theflowsignalfromflowmeterF1.ThisflowispresentwhenDHW
istakenfromthetap.Thecontrolvalveisoperatedbyastepper
motorviatheV1output,whichisaPWMsignal.Withcontrolby
meansofasteppermotor(=quickoperating),thecontrolvalve
controlstheflowforcorrecttemperatureatS3.

ThemeasuredtemperatureatS2canchangetheXpvalue
(proportionalband)foroptimumDHWtemperaturecontrol.
ReturntemperatureS5isformonitoringonly.
ABypassfunctioncanmaintainadesiredtemperatureatS2.This
helpstoreducetheheat-uptimeforDHWifDHWhasnotbeen
takenfromthetapforalongertime.
BasedonthemeasuredtemperatureatS2,thecontrolvalve
V1canbeopenedperiodicallytoasetposition.ECLawaitsthe
temperaturetoreachasettemperatureandV1closesagain.A
schedule("Schedule,bypass")canbesetforhavingBypassactive
insetperiods.

Aflushfunction,activatinganON-OFFvalveviaoutputX1,can
avoidtheheatexchangertobetoowarmwhennoDHWistaken
fromthetap.

P318.21,ex.a:

Theshowndiagramisafundamentalandsimplifiedexampleanddoes
notcontainallcomponentsthatarenecessaryinasystem.

AllnamedcomponentsareconnectedtotheECLComfortcontroller .

Listofcomponents:

ECL310

ECA35

S2

S3

S5

S11

F1

V1

X1

X3

A1

ECLComfort310controller

Extensionmodule,placedinthebasepartof
ECL310

Supplytemperaturesensor(usedforBypass
functionandcompensatedXp)

(mandatory)DHWtemperaturesensor

Returntemperaturesensor(monitoringpurpose
only)

Input(potentialfree)forroomthermostat,
seeex.b

Flowsensor(connectedtoS7)

Actuator,PWMcontrolled,forcontrolvalve

ON-OFFflushvalve

Seeexampleb

Alarm

6|©Danfoss|2020.12

AQ356837161168en–010102

OperatingGuideECLComfort310,applicationP318.21

SubtypeP318.21ex.b

Inadditiontothedescriptionofexamplea,thesubtypecan
furthermorecontrolaheatingcircuit.
TheON-OFFvalveX3(=solenoidvalve=magneticvalve)is
operatedbyeithertheX3outputortheV2output,whichisthe
PWMsignalforcontrolofasteppermotor.Inthiscasethestepper
motoreitherfullyopensorclosestheX3valve.
Theweekschedule("Schedule")determinestheperiods(Comfort)
wheretheheatingcircuitisswitchedin.
Aroomthermostat,potentialfree(=voltfree)connectedatinput
S11,canalsoswitchintheheatingif"Schedule"isinSavingmode.
Theheatingcircuitisswitchedoff(=closed)duringDHWheating.

P318.21,ex.b:

Theshowndiagramisafundamentalandsimplifiedexampleanddoes
notcontainallcomponentsthatarenecessaryinasystem.

AllnamedcomponentsareconnectedtotheECLComfortcontroller .

Listofcomponents:

ECL310

ECA35

ECLComfort310controller

Extensionmodule,placedinthebasepartof
ECL310

S2

Supplytemperaturesensor(usedforBypass
functionandcompensatedXp)

S3

S5

(mandatory)DHWtemperaturesensor

Returntemperaturesensor(monitoringpurpose
only)

S11

F1

V1

V2

X1

X3

A1

Input(potentialfree)forroomthermostat

Flowsensor(connectedtoS7)

Actuator,PWMcontrolled,forcontrolvalve

Actuator,PWMcontrolled,forheatingON-OFF

ON-OFFflushvalve

OutputforheatingON-OFF .AlternativetoV2

Alarm

Thecontrollerispre-programmedwithfactorysettingsthatareshown
inthe‘ParameterIDoverview’appendix.

AQ356837161168en–010102

©Danfoss|2020.12|7

OperatingGuideECLComfort310,applicationP318.21

2.2Electricalconnections

ECL310,powersupplyandalarmconnections

ECA35,outputconnections
V1,V2

Blk=Black,Blu=Blue,Br=Brown

8|©Danfoss|2020.12

AQ356837161168en–010102

OperatingGuideECLComfort310,applicationP318.21

ECA35,outputconnections
X1,X3

Sensor

S2

S3

S5Returntemperaturesensor

*)
Theflowtemperaturesensormustalwaysbeconnectedinordertohavethedesiredfunctionality.
Ifthesensorisnotconnectedorthecableisshort-circuited,themotorizedcontrolvalvecloses(safetyfunction).

**)
ThesupplytemperaturesensormustbeconnectedforenablingtheBypassfunction.

ECL310,inputconnections
S2,S3,S5

Description

Supplytemperaturesensor**ESM-11,ESMB,ESMC,ESMU(allPt1000types)

Flowtemperaturesensor*

Recommendedtype

ESMU(Pt1000type)

ESM-11,ESMB,ESMC,ESMU(allPt1000types)

Note:S3mustbeconnected

AQ356837161168en–010102

©Danfoss|2020.12|9

OperatingGuideECLComfort310,applicationP318.21

Flowsensor,F1

ECL310,inputconnections
FlowsensorconnectiontoS7

Br=Brown,Grn=Green,W=White

10|©Danfoss|2020.12

AQ356837161168en–010102

OperatingGuideECLComfort310,applicationP318.21

ECA35,Inputconnections
S11

Inputconnections,ECA35
S11(Roomthermostat)

SeealsotheInstallationGuide(deliveredwiththeapplicationkey)
forapplicationspecificconnections.

SafetyNote

Necessaryassembly,start-up,andmaintenanceworkmustbe
performedbyqualifiedandauthorizedpersonnelonly.

Locallegislationsmustberespected.Thiscomprisesalsocablesize
andisolation(reinforcedtype).

AfusefortheECLComfortinstallationismax.10Atypically.

TheambienttemperaturerangefortheECLComfortinoperationis
0-55°C.Exceedingthistemperaturerangecanresultinmalfunctions.

Installationmustbeavoidedifthereisariskforcondensation(dew).

AQ356837161168en–010102

©Danfoss|2020.12|11

OperatingGuideECLComfort310,applicationP318.21

3.0Dailyuse

3.1Understandingthecontrollerdisplay

Favoritedisplay1:

20.10.2020:

46.3:

16.51

50°C:

Favoritedisplay2:

V1:

X1:

V2:

X3:

54°C:

(--):

46°C:

(--):

Date

ActualDHWtemp.atS3

Actualtime

DesiredDHWtemp.

Openingin%ofV1

Flushactivity;shownOFF

HeatingvalveON-OFFcontrol
(0%=closed,100%=open)

HeatingvalveON-OFFcontrol;
shownON

Supplytemp.S2

Desiredbypasstemp.

DHWtemp.S3
(heatexchangertemp.)

DesiredDHWtemp.

40°C:

0.0l/h

Thedisplayisupdatedevery5thsecond.
WhenoperatingtheECLwiththedial,thedisplayis
immediatelyupdated.

Settingsandnavigationinmenus:
SeesectionsNavigationandSettings

Returntemp.S5

Actualwaterflow

Theindication(--)showsthatthe
relatedfunctionisnotactive.

12|©Danfoss|2020.12

AQ356837161168en–010102

OperatingGuideECLComfort310,applicationP318.21

3.2Descriptionoffunctions

DHWtemperaturecontrol

DesiredDHWtemperatureissetintheFavoritedisplay1,
forexample50°C.
Thecold-waterflowsignalfromF1isusedtooptimizetheDHW
temperaturecontrol.
Thispro-activefunctionalitycompensatesforthedelaybeforethe
flowtemperaturesensorS3measuresachangeintemperature.

Bypassfunction

Forhavinganacceptabletemperature(supplytemperature)
presentattheinstallation,theBypassfunctionisusefulfor
minimizingtheDHWheat-uptime.
ThesupplytemperaturesensorS2isusedfortheBypassfunction.
AdesiredtemperaturefortheBypassfunctioncanbeset.
Furthermore,aweekschedule("Schedule,bypass")canbesetto
activatetheBypassinsetperiods.
(Navigation:MENU>Schedule,bypass)

Flushfunction

ThisfunctionisactiveonlyifnoDHWistakenfromthetap.
IfthetemperatureatS3getshigherthan"DHWmax.T" ,theFlush
isactivated(=X1opens)inperiods,setby"Delay" .
TheECLawaitstheS3temperaturetodrop,andFlushis
de-activatedwhentheS3temperatureis"DHWmax.diff"below
"DHWmax.T".
TheFlushfunctioncanbedisabledbysetting"DHWmax.T"toOFF .

Alarm

Analarmfunctionisonlyimplementedforsensorconnections.
SeetheP318OperatingGuidefordetails.

Flowsensor

SIKAVTY20flowsensorintheCWlinehasapulserateof119pulses
/liter.Theflowrangeis1...60l/min.Theflowsignal(pulses)is
senttotheECLforcontrollingtheDHWtemperatureatS3.

Steppermotorindicationsfromclosedtoopenposition

•redtriangle=fullyclosed(0%)

•redtriangle+bluerectangle

•bluerectangle

•bluerectangle+yellowcircle

•yellowcircle=fullyopened(100%)

Settingsfordailyuse

Normally,thesetvalueforDHWtemperatureissetonce.

AQ356837161168en–010102

©Danfoss|2020.12|13

OperatingGuideECLComfort310,applicationP318.21

3.3Ageneraloverview:Whatdothesymbolsmean?

Symbol

Description

Outdoortemp.

Relativehumidityindoor

Roomtemp.

DHWtemp.

Positionindicator

Scheduledmode

Comfortmode

Savingmode

Frostprotectionmode

Manualmode

Standby

Coolingmode

Symbol

Temperature

Mode

Description

Alarm

Letter

Event

Monitoringtemperaturesensor
connection

Displayselector

Max.andmin.value

Trendinoutdoortemperature

Windspeedsensor

Sensornotconnectedornotused

Sensorconnectionshort-circuited

Fixedcomfortday(holiday)

Activeinfluence

Heatingactive(+)
Coolingactive(-)

Activeoutputoverride

Optimizedstartorstoptime

Heating

Cooling

DHW

Commoncontrollersettings

PumpON

PumpOFF

FanON

FanOFF

Actuatoropens

Actuatorcloses

Actuator,analoguecontrol
signal

Pump/fanspeed

DamperON

Circuit

Controlled
component

Numberofheatexchangers

Additionalsymbols,ECA30/31:

Symbol

InECA30/31onlythesymbolsthatarerelevanttotheapplicationin
thecontrolleraredisplayed.

Description

ECARemoteControlUnit

Connectionaddress(master:15,slaves:1-9)

15

Dayoff

Holiday

Relaxing(extendedcomfortperiod)

Goingout(extendedsavingperiod)

14|©Danfoss|2020.12

DamperOFF

AQ356837161168en–010102

OperatingGuideECLComfort310,applicationP318.21

3.4Navigation,ECLApplicationKeyP318.21

Navigation(1)

Menu

Schedule

Schedule,bypass

Settings

InfluenceoverviewInfoifBypassisactive

WeekscheduleforHeatingcircuit

WeekscheduleforBypassfunction

AQ356837161168en–010102

©Danfoss|2020.12|15

OperatingGuideECLComfort310,applicationP318.21

4.0Settingsoverview

Forfactorysettingsandsettingrange,seeappendix“ParameterIDoverview” .
ParametersindicatedwithanIDno.like"1x607"meanauniversalparameter.xstandsforcircuit/parametergroup.

Xpactual

"Emptyline”

BYPASS

Awaittime

Actual

DHWdeact.time

Delay

SupplyT(idle)

Pulse

Units

Voutmax.

Reverseout

Tn

Nz

Td

Wakeuplevel

Level

CWinfluence

Controldelay

SenddesiredT

DHWmax.T

DHWmax.diff.

SettingIDPage

1104518

1108018

1109720

11114

11115

1116519

11171

1118519

1118719

1119719

1133021

1135320

1135420

1136421

1150023

1158018

1158118

Factorysettingsincircuit(s)

1

19

20

20

21

22

22

22

20

16|©Danfoss|2020.12

AQ356837161168en–010102

OperatingGuideECLComfort310,applicationP318.21

5.0Settings

5.1IntroductiontoSettings

Settings

Flowtemperature

Controlpar.1

Flowmeter

Application

Flushfunctionrelatedsettings

ParametersforDHWtemp.controlandBypassfunction

Parametersrelatedtoflowsensor

UsediftheECLisasub-controllerinanECLsystem

AQ356837161168en–010102

©Danfoss|2020.12|17

OperatingGuideECLComfort310,applicationP318.21

5.2Flowtemperature

(Flushfunctionrelatedsettings)

MENU>Settings>Flowtemperature

DHWmax.T

SeeAppendix“ParameterIDoverview”

OFF:

Value:

Flushfunctionisdisabled

FlushfunctionisenabledifDHWtemp.atS3isabove
setvalue.

MENU>Settings>Flowtemperature

DHWmax.diff.

FlushfunctionisstoppedwhenDHWtemp.atS3getsbelow"DHWmax.T"
+setvalue.

SeeAppendix“ParameterIDoverview”

Example:

DHWmax.T=40°C,DHWmax.diff=-4K.
Result:FlushstopswhenDHWtemp.atS3getsbelow
36°C.

MENU>Settings>Flowtemperature

Delay

FlushstartsinintervalswithsetvaluewhenDHWtemp.atS3isabove"DHW
max.T"

11580

11581

11080

SeeAppendix“ParameterIDoverview”

MENU>Settings>Flowtemperature

DHWdeact.time

DHWdeactivationtime

SeeAppendix“ParameterIDoverview”

OFF:

Deactivationdisabled.
Flushingisaccordingto"DHWmax.diff."and"Delay" .
IftheDHWtemp.atS3doesnotgetbelow"DHW
max.T",flushisautomaticallystoppedafter100sec.

Value:

Flushingtime.DHWheatingisdeactivatedafterflush
hasstartedaccordingto"DHWmax.T"andsettime.

11045

18|©Danfoss|2020.12

AQ356837161168en–010102

OperatingGuideECLComfort310,applicationP318.21

5.3Controlparameters(1)

MENU>Settings>Controlparameters(1)

Xpactual

Read-outoftheactualXp(proportionalband)basedonthesupply
temperatureS2.

SeeAppendix“ParameterIDoverview”

Xpisdeterminedbysettingsrelatedtothesupplytemperature.
Typically,thehigherthesupplytemperature,thehighertheXp
mustbetogetastabletemperaturecontrol.
ClickthemenuandseethescaleforXpat50and90°C.
Changesettingsifrequired.
IfthesupplytemperaturesensorS2isnotconnected,theXpvalue
isthevaluesetat50°C.

MENU>Settings>Controlparameters(1)

Tn

Integrationtime

11185

SeeAppendix“ParameterIDoverview”

Setahighintegrationtimeconstant(inseconds)toobtainaslow,
butstablereactiontotemperaturedeviations.
Alowintegrationtimeconstantwillmakethecontrollerreactfast,
butwithlessstability.

MENU>Settings>Controlparameters(1)

Td

Timederivative(Differentiationtime).
TheTdrelatedfunctioncanavoidatooaggressivereactioninthe
temperaturecontrol.

11197

SeeAppendix“ParameterIDoverview”

0:

Noinfluence
Lowvalueswillcauseminorinfluence,whereashigh
valueswillcausemajorinfluence.

MENU>Settings>Controlparameters(1)

Nz

Neutralzone.
SymmetricallytemperaturebandarounddesiredS3temperature.
WhentheS3temperatureisinsidetheNeutralzonetheregulationmakesno
changeoftheV1position.

SeeAppendix“ParameterIDoverview”

AQ356837161168en–010102

11187

©Danfoss|2020.12|19

OperatingGuideECLComfort310,applicationP318.21

MENU>Settings>Controlparameters(1)

Voutmax.

Settingthemaximumopeningofthecontrolvalve.

SeeAppendix“ParameterIDoverview”

MENU>Settings>Controlparameters(1)

Reverseout

SeeAppendix“ParameterIDoverview”

NO:

Controlsignal(%)risesformoreopeningofthecontrol
valve.

YES:

Controlsignal(%)fallsformoreopeningofthecontrol
valve.

MENU>Settings>Controlparameters(1)

CWinfluence

Cold-Waterinfluence.
Thecold-waterflowsignalfromF1optimizestheDHWtemperaturecontrol.
Thevalueexpresseshowmany%of100liters/hourwilldoaninfluenceon
themotorizedcontrolvalve.
Lowvalueswillcauseminorinfluence,whereashighvalueswillcausemajor
influence.

11165

11171

11354

SeeAppendix“ParameterIDoverview”

MENU>Settings>Controlparameters(1)

Level

Changeinwaterflowmorethansetvaluewillmakefurtheractivationof
thecontrolvalve.

SeeAppendix“ParameterIDoverview”

MENU>Settings>Controlparameters(1)

"Emptyline”

MENU>Settings>Controlparameters(1)

BYPASS

(groupheadlineonly)

11353

20|©Danfoss|2020.12

AQ356837161168en–010102

OperatingGuideECLComfort310,applicationP318.21

MENU>Settings>Controlparameters(1)

SupplyT(idle)

SeeAppendix“ParameterIDoverview”

OFF:

Bypassfunctionisdisabled.

Value:DesiredtemperaturetobemaintainedatS2.

MENU>Settings>Controlparameters(1)

Wakeuplevel

The%-valuereflectshowmuchV1opensthecontrolvalveatBypass.
Thecontrolvalvemustbeopenedproperlytoensureanacceptablewater
flowinthesupplypipe;readjustthesetting,ifneeded.

SeeAppendix“ParameterIDoverview”

MENU>Settings>Controlparameters(1)

Controldelay

SeeAppendix“ParameterIDoverview”

OFF:

V1opensthecontrolvalvewhenthetemperature
getsmorethan5Kbelow"SupplyT(idle)" .
V1closesthecontrolvalvewhenthetemperature
getsabove"SupplyT(idle)" .

ON:

Adaptiveadjustment.
Anadaptivefunctiondetectstheprogressofthe
supplytemperatureandmakeschangeoftheperiod
(Awaittime)betweentwoBypassactivities.

11097

11330

11364

MENU>Settings>Controlparameters(1)

Awaittime

Read-outvalue

Validonlywhen"Controldelay"issettoON.Itindicatesthenumberof
minutesthecontrolvalveisclosedbetweentwoBypass-basedopenings.

SeeAppendix“ParameterIDoverview”

Initialtimeatpower-upis15minutes.Iftimegetshigher,the
settingof"Wakeuplevel"shouldbeincreasedorthesettingof
"SupplyT(idle)"shouldbedecreased.
CalculatedAwaittimecannotberesetto15minuteswithout
re-poweringtheECL.

AQ356837161168en–010102

©Danfoss|2020.12|21

OperatingGuideECLComfort310,applicationP318.21

5.4Flowmeter

MENU>Settings>Flowmeter

Actual

Read-outofactualflowintheColdWaterflowsensor.
Thevalueisbasedonappliedpulsesignalandthesettings"Pulse"and
"Units".

SeeAppendix“ParameterIDoverview”

MENU>Settings>Flowmeter

Pulse

Numberofpulsesfor1milli-literor1literofwaterflowthroughflowsensor
F1.

SeeAppendix“ParameterIDoverview”

MENU>Settings>Flowmeter

Units

SeeAppendix“ParameterIDoverview”

ml,l/h:

Numberofpulses("Pulse")representsoneml;
flowread-outinl/h

l,l/h:

Numberofpulses("Pulse")representsonel;
flowread-outinl/h

ml,m3/h:

Numberofpulses("Pulse")representsoneml;
flowread-outinm3/h

l,m3/h:

Numberofpulses("Pulse")representsonel;
read-outinm3/h

11114

11115

22|©Danfoss|2020.12

AQ356837161168en–010102

OperatingGuideECLComfort310,applicationP318.21

5.5Application

MENU>Settings>Application

SenddesiredT

WhentheECLactsasaslavecontrollerinamaster/slavesystem,
informationaboutthedesiredflowtemperaturecanbesenttothemaster
controllerviatheECL485bus.

SeeAppendix“ParameterIDoverview”

OFF:

Informationaboutthedesiredflowtemperatureisnot
senttothemastercontroller.

ON:

Informationaboutthedesiredflowtemperatureissent
tothemastercontroller.

11500

AQ356837161168en–010102

©Danfoss|2020.12|23

OperatingGuideECLComfort310,applicationP318.21

6.0Commoncontrollersettings

6.1Introductionto‘Commoncontrollersettings’

Navigationto"Commoncontrollersettings":
MENU(1)>Circuit1>Commoncontroller.
SeetheOperatingGuideforP318fordescriptioningeneral.

CommonController

Time&Date

Inputoverview

Log

Outputoverride

KeyfunctionsInfoaboutapplications.Copyfunctions

System

SettingTimeanddate

Actualvaluesfor:
DHWflowtemp.
Primaryreturntemp.
Supplytemp.

Logfeaturesfor:
DHWflowtemp.
Primaryreturntemp.
Supplytemp.

Overridepossibilityforselectedoutputs:
V1,X1,V2,X3,A1

Furthersystemrelatedinfoandcommunicationsettings

24|©Danfoss|2020.12

AQ356837161168en–010102

OperatingGuideECLComfort310,applicationP318.21

7.0Appendix

7.1Applicationupload

Theapplicationuploadprocedureisthefollowingafterhaving
powereduptheECLComfortcontroller:

1.InserttheapplicationkeyP318

2.Selectlanguage.Info:Seesection7.4,Language

3.SelectsubtypeP318.21

4.SetTimeandDate

TheECLComfortcontrollerinstallstheapplication,initializesand
restarts.Outputrelaysareactivated/de-activated(click-sounds
fromthiscanbeheard).Thisalsomeansthat,forexample,Flush
andHeatingvalvecanbeswitchedONandOFFshortly.

AQ356837161168en–010102

©Danfoss|2020.12|25

OperatingGuideECLComfort310,applicationP318.21

7.2Commissioning

WhentheP318.21applicationhasbeenuploadedtheECLComfort
controllerstartsinManualmode.Thiscanbeusedtoverifycorrect
connectionsoftemperatureandflowsensors.Alsoverifyingthe
controlledcomponents(valveactuators)forcorrectfunctionality
canbedone.
Theapplicationkeyisdeliveredwithfactorysettings.
Dependingonsystemtype,itmightbenecessarytochangesome
factorysettingsindividuallyinordertooptimizethefunctionality.
Theapplicationkeymustbeinsertedinordertochangesettings.

26|©Danfoss|2020.12

AQ356837161168en–010102

OperatingGuideECLComfort310,applicationP318.21

7.3Powerdown/power-up

WhenthepowersupplytotheECLComfortcontrolleris
disconnected(powerdown),theoutputrelaysgotode-activated
position.
Thismeansthat,forexample,valveactuatorscanbeswitchedON.

SeetheelectricalconnectiondiagramsintheInstallationGuide.
Allrelaycontactsareshowninde-activatedsituation.Somerelay
contactsareclosed,somerelaycontactsareopen.

WhenthepowersupplytotheECLComfortcontrolleris
re-established(power-up),theoutputrelaysareactivated/
de-activated(click-soundsfromthiscanbeheard).Thisalsomeans
that,forexample,valveactuatorscanbeswitchedONandOFF
shortly.

AQ356837161168en–010102

©Danfoss|2020.12|27

OperatingGuideECLComfort310,applicationP318.21

7.4Language

Language

Atapplicationupload,alanguagemustbeselected.*
IfanotherlanguagethanEnglishisselected,theselectedlanguage
ANDEnglishwillbeuploadedintotheECLcontroller.
ThismakesserviceeasyforEnglishspeakingservicepeople,just
becausetheEnglishlanguagemenuscanbevisiblebychanging
theactualsetlanguageintoEnglish.
(Navigation:MENU>Commoncontroller>System>Language)

Iftheuploadedlanguageisnotsuitable,theapplicationmustbe
erased.UserandSystemsettingscanbesavedontheapplication
keybeforeerasing.
Afternewuploadwithpreferredlanguage,theexistingUserand
Systemsettingscanbeuploaded.

*)
(ECLComfort310,24Volt)Iflanguagecannotbeselected,the
powersupplyisnota.c.(alternatingcurrent).

28|©Danfoss|2020.12

AQ356837161168en–010102

OperatingGuideECLComfort310,applicationP318.21

7.5ParameterIDoverview

P318.x—xreferstothesubtypeslistedinthecolumn.

IDParameterNameP318.xSettingrangeFactoryUnitOwnsettings

11045DHWdeact.time21OFF ,1...250OFFSec

11080Delay212...20045Min

11097SupplyT(idle)21OFF ,10...100OFF°C

11114Pulse211...9999119

11115Units21

11165Voutmax.1,2,5,10,11,210...100100%

11171Reverseout1,2,5,10,11,21NO;YESNO

Xp215...25045/45K

11185Tn21OFF ,1...99910Sec

11187Nz10,11,210...91K

11197Td210.0...25.00.0Sec

11330Wakeuplevel210...1000%

11353Level210...25020l/h

11354

11364Control,delay21

11500SenddesiredT1,2,5,10,11,21

11580DHWmax.T21OFF,10...11040°C

11581

CWinfluence

DHWmax.diff.

21

21-20...-1

ml,l/h;l,l/h;ml,
m3/h;l,m3/hl,l/h

OFF,0.1...100.0

OFF;ONON

OFF;ONON

7.0%

-4

K

AQ356837161168en–010102

©Danfoss|2020.12|29

OperatingGuideECLComfort310,applicationP318.21

Installer:

By:

Date:

30|©Danfoss|2020.12

AQ356837161168en–010102

OperatingGuideECLComfort310,applicationP318.21

*087H9333*

AQ356837161168en–010102

2020.12|©Danfoss|31