installation guide

installation guide

electronic intelligent timer thermostat

www.harmonithermostat.co.uk

2

installation guide

Contents

Page

1 Introduction ....................................................... 3

1.1 Technicalspecifications............................... 4

1.2 SafetyInstructions....................................... 7

2 Mounting Instructions ....................................... 8

3 Settings ............................................................. 12

3.1 Initialsettings...............................................12

3.2 Forecast......................................................16

3.3 Windowopen..............................................18

3.4 Maximumfloortemperature........................19

4 Symbols ............................................................. 23

5 Disposal Information ......................................... 24

6 Warranty ............................................................ 24

More information on this product can be found at: www.harmoni-stat.co.uk

3

harmoni 50

Introduction 1

harmoni 50isanelectronicprogrammabletimerthermostat usedforcontrollingelectricalunderfloorheatingelements.

Thethermostatisdesignedforfixedinstallationonly.Itcanbeusedforbothdirectheatingoftheentireroomandforcomfortheatingofthefloor.Listedbelowaresomeofthethermostat’smainfeatures:

h Atouchscreendisplaywithbacklight.

h Easy-to-followmenu-drivenprogrammingandoperation.

h Aninstallationwizardwithroom/floortypespecificset-up.

h Supportformultipleframesystems.

h Compatiblewithnumerous3rdpartyNTCsensors.

h Settingscanbecopiedfromonethermostattoanother/othersusingasinglegeneratedcode.

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installation guide

TechnicalSpecifications 1.1

Operation voltage 220–240 V~

Standby power consumption Max. 0.40 W

Relay: Resistance load Inductive load

Max. 16 A / 3680 W @ 230 V cos φ= 0.3 Max. 1 A

Sensing units NTC 6.8 kOhm at 25°C NTC 10 kOhm at 25°C NTC 12 kOhm at 25°C NTC 15 kOhm at 25°C (default) NTC 33 kOhm at 25°C NTC 47 kOhm at 25°C

Sensing values: (default NTC 15 K) 0°C 20°C50°C

42 kOhm 18 kOhm 6 kOhm

Control PWM (Pulse Wide Modulation)

Ambient temperature 0° to +30°C

Frost protection temperature 5°C to +9°C (default 5°C)

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harmoni 50

Temperature range Room temperature 5–35°C. Floor temperature 5–45°C. Max. floor: 20–35°C (if unrecoverable seal is broken then up to 45°C). Min. floor: 10–35°C, only with combination of room and floor sensor.

Sensor failure monitoring The thermostat has a built-in monitoring circuit, which will switch off the heating if the sensor is disconnected or short-circuited.

Cable specification max. 1×4mm² or 2×2.5mm²

Ball pressure test temperature 75°C

Pollution degree 2 (domestic use)

Controller type 1C

Software class A

Storage temperature -20°C to +65°C

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installation guide

IP class 21

Protection class Class II –

Dimensions 85×85×20–24mm (in-wall depth: 22mm)

Weight 103g

TechnicalSpecifications 1.1

Electricalsafetyandelectro-magneticcompatibilityforthisproductiscoveredbythecompliancewiththeEN/IECStandard,Automatic electrical controls for household and similar use:

h EN/IEC60730-1(general)

h EN/IEC60730-2-9(thermostat)

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harmoni 50

SafetyInstructions 1.2

Makesurethemainssupplytothethermostatisturnedoffbeforeinstallation.

Important: Whenthethermostatisusedtocontrolafloorheatingelementinconnectionwithawoodenfloororsimilarmaterial,alwaysuseafloorsensorandneversetthemaximumfloortemperaturetomorethan35°C.

Please also note the following:

h Theinstallationofthethermostatmustbedonebyanauthorisedandqualifiedinstalleraccordingtolocalregulations.

h Thethermostatmustbeconnectedtoapowersupplyviaanall-poledisconnectionswitch.

h Alwaysconnectthethermostattocontinuouspowersupply.

h Donotexposethethermostattomoisture,water,dustandexcessiveheat.

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installation guide

Mounting Instructions 2

Pleaseobservetheplacementguidelinesbelow.

Placethethermostatatasuitableheightonthewall(typically80–170cmfromthefloor).

Thethermostatshouldnotbeplacedinwetrooms,placeitinanadjacentroominstead.Wheninstallingthethermostatoutsidetheroomitshouldbein‘floorsensoronly’mode.AlwaysplacethethermostataccordingtolocalregulationsonIPclasses.

Donotplacethethermostatontheinnersideofanexteriorwall.

Alwaysinstallthethermostatatleast50cmfromwindowsanddoors.

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harmoni 50

Donotplacethethermostatinaplacethatisexposedtodirectsunlight.

Important: Afloorsensorenablesamoreaccuratetemperaturecontrolandisrecommendedinallfloorheatingapplicationsandiscompulsoryunderwoodenfloorstoreducetheriskofoverheatingthefloor.

h Placethefloorsensorinaconduitinanappropriateplacewhereitisnotexposedtosunlightordraftfromdooropenings.

h Equallydistantand>2cmfromtwoheatingcables.

h Theconduitshouldbeflushwiththefloorsurface;countersinktheconduitifnecessary.

h Routetheconduittotheconnectionbox.

h Thebendingradiusoftheconduitmustbeaminimumof50mm.

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installation guide

Mounting Instructions 2

Follow the steps below to mount the thermostat.

1.Openthethermostat.

Important:DoNOTpressonthedisplayscreen whenremovingthefrontpart.

Pressyourfingersunderthesideofthefrontpart andgentlypullitaway.

2.Connectthethermostat accordingtothe connectiondiagram.

Thescreenoftheheating cablemustbeconnected totheearthconductorof thepowersupplycableby usingaseparateconnector.

harmoni Standby maximum 0.4W

NT NL NLC

Maximum Load 16 (1) A

Mains 220-240V–50-60 HzS

enso

r

LOAD

LOAD

IP21T30

11

harmoni 50

Important: Alwaysinstallthefloorsensorin aconduitinthefloor.

3.Mountandreassemblethethermostat.

h Fixthethermostattoasocketoranexteriorwallboxusingthescrewholesineachsideofthethermostat.

h Reattachtheframe.

h Clickthedisplaymodulebackinplace.

Important: DoNOTpressonthedisplay screenwhenclickingthedisplaymoduleback in place.

Initially,fullychargethethermostatbatteryusingthemainssupplyfor15hours.Thecurrenttimeanddayisthenkeptfor24hoursifmainssupplyisswitchedoff.Allothersettingsarestoredpermanently.

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installation guide

Settings 3

InitialSettings 3.1Initial settings must be specified when the unit is activated for the first time.

1.Thelanguageissetto Englishbydefault.

2.Pressthehournumbers usingthe< and >arrowsto setthehour.Press to confirm.

3.Presstheminutenumbers usingthe< and >arrowsto settheminutes.Press to confirm.Press againtogo totheSET DATEscreen.

SET TIME

14:56

LANGUAGE

English

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harmoni 50

4.Presstheday,monthand yearandsetthedateusing the< and >arrows, pressing toconfirm. Whenthedateiscorrect, press toconfirmonthe SET DATEscreen.

5.PressSETUP WIZARD and go to Step 6.

Note:Ifyouhavealready setonethermostatand needtocopythesesettings toanotherone(ormore), pressSETTINGS. Press INFOthenREAD OUT. Writedownthegenerated codeandgodirectly to Step 13 (page 16) now.

SET DATE

31:01:12

READ OUT

10B1-0F57-A845-41FE

TIME/DATE SETTINGS

TIMER AWAY

12:52 16.10.13

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installation guide

6.OntheSETUPinformation screenpress tostart.

7.Usethe< and >arrowsto selectwhetheronlyafloor sensororacombinationof roomandfloorsensors shouldbeused.Press toconfirm. Note:A‘roomonly’option mayalsobeavailable.See Maximum Floor Temperature on page 20.

8.Usethe< and >arrowsto selecttheinstalledfloor sensortype(measured resistance&corresponding temperatureareshownin brackets).Press to confirm.

SENSOR TYPE

3/7

15K STANDARD (14.5kΩ 25.18°)

SETUP

1/7

InitialSettings 3.1

WALK THROUGH THE

FOLLOWINGSTEPS. PRESS

CONTROL

2/7

ROOM + FLOOR

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harmoni 50

9. Usethe< and >arrows toselecttheflooringtype. Press toconfirm.

10.Usethe< and >arrows toselecttheroomtype. Press toconfirm.

11.Usethe< and >arrowsto settheapproximateload oftheheatingelement.Ifan externalrelayisusedorthe installedoutputisunknown, selectthe‘--’option. Press toconfirm.

FLOORING

4/7

TILES

OUTPUT [W]

6/7

450

ROOM TYPE

5/7

BATHROOM

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installation guide

InitialSettings 3.1

12.Usethe< and >arrows toselectwhetherthetimer shouldbeactivatedornot. Press toconfirmand endtheinitialthermostat setup.Skip Step 13.

13.PressSETTINGSthen INSTALLATION.Press ENTER CODE. Keyinyourgenerated code(no spaces or hyphens).Press toend theinitialthermostatsetup. Ifnocheckmark( ) appears,thegenerated codeisincorrect.

TIMER

7/7

OFF

ENTER CODE

0 1 2 3 4 5 6 7 8 9 a b c d e f clr del

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harmoni 50

Forecast 3.2

When Forecastisturnedon,heatingwillstartearliersotherequiredtemperatureisreachedatthespecifiedtime.

Forexample,ifyourcomforttemperatureissetto22°C andthetimerissetto6am,thetemperaturewillbe22°Cat6am.However,ifForecastisswitchedoff,heating won’tstartuntil6amandwilltakeawhiletoreach22°C.

The Forecastfeaturealsooptimisesheatingstopwhenswitchingfromcomforttoeconomytemperature.

How to turn the Forecast feature on and off.

21.5menu

1.Touchthethermostat displaytoactivateit, thenpressmenu

2.PressSETTINGSinthe bottomrightcornerofthe menu.PressOPTIONS.

TIME/DATE SETTINGS

TIMER AWAY

12:52 16.10.13

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installation guide

3. PressFORECAST.

4. PressONtooptimise heatingstart/stop.

OrpressOFFtosimplylet theheatingstart/stopat thespecifiedtime. Press toconfirm

Note:Toreturntothenormaltemperaturedisplay, pressthebackarrow( )intheupperleftcorner ofthescreenuntilyougettothemainmenu.Press thehome( )symbolinthemiddleofthescreen.

Forecast 3.2

FORECAST

ON / OFF

OPTIONS

SAFETY LOCK

FORECAST

DIM LEVEL

FORECASTTIMER AWAY

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harmoni 50

21.5menu

TIME/DATE SETTINGS

TIMER AWAY

12:52 16.10.13

WindowOpen 3.3

WINDOW

ON / OFF

How to turn ‘window open detection’ on or off.

1. Touchthethermostatdisplay toactivateit.Pressmenu.

2.PressSETTINGS inthe bottomrightcornerofthe menu.PressOPTIONS.

3.PressWINDOW OPEN. PressONtotemporarily turnoffheatingincaseof asuddentemperaturedrop intheroomorOFFtolet thethermostatheatup,also duringsuddentemperature dropsintheroom.Press toconfirm.

Note:Toreturntothenormaltemperaturedisplay, see note on page 18.

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installation guide

MaximumFloorTemperature 3.4

21.5menu

How to set the maximum floor temperature.

1. Touchthethermostatdisplay toactivateit.Pressmenu.

2.PressSETTINGS inthe bottomrightcornerof themenu.Press INSTALLATIONS and MANUAL SETUP.

3.PressMAX. FLOOR. Usethe< and >arrows tosettheallowed maximumfloortemperature. Press toconfirm.

Note:Toreturntothenormaltemperaturedisplay, see note on page 18.

MAX. FLOOR

35.0

TIME/DATE SETTINGS

TIMER AWAY

12:52 16.10.13

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harmoni 50

Ifyoubreakthesmallplasticsealonthebackofthedisplaymodule(eg,usingascrewdriver),it'spossibletosetthemaximumfloortemperatureto45°C.Itwouldalsobepossibletouseonlyaroomsensor.However,thisisn'trecommendedduetoanincreasedriskofoverheatingthefloor.

Important: Whenthethermostatisusedtocontrolafloorheatingelementinconnectionwithawoodenfloor orsimilarmaterial,alwaysuseafloorsensorandnever setthemaximumfloortemperaturetomorethan35°C.

Note:Pleasecontactthefloorsupplierbeforealteringthe maximumfloortemperatureandbeawareofthefollowing:

h Thefloortemperatureismeasuredwherethesensoris placed.

h Thetemperatureatthebottomofawoodenfloorcanbeupto10degreeshotterthanthetop.

h Floormanufacturersoftenspecifythemaximumtemperatureonthetopsurfaceofthefloor.

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installation guide

Thermal resistance (m2K/W)

Examples of flooring Details Approx. setting for 25°C floor temperature

0.05 8mm HDF based laminate

< 800 kg/m³

28°C

0.10 14mm beech parquet 650–800 kg/m³

31°C

0.13 22mm solid oak plank > 800 kg/m³

32°C

< 0.17 Max. carpet thickness suitable for floor heating

acc. to EN 1307

34°C

0.18 22mm solid fir planks 450–650 kg/m³

35°C

MaximumFloorTemperature 3.4

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harmoni 50

Symbols 4

Thesymbolsshownbelowmayappearintheupperleftcornerofthetemperaturedisplay:

Symbol Meaning

Thethermostatisinmanualmode,ie,thetimerfunctionisoff.Thetimerletsyouautomaticallyswitchbetweeneconomyandcomforttemperaturesaccordingtoapredefinedschedule.

Anawayperiodhasbeenplanned.Onthedateofdeparture,theawayperiodstartsat00:00andthespecifiedawaytemperaturewillbemaintained24hoursadayuntilthedateofreturnat00:00.Atthistimethenormaltemperaturesettingswillresume.

Anerrorhasoccurred.Ifyoupressthewarningsymbol,moreinformationontheerrorwillappear.

harmoni Standby maximum 0.4W

NT NL NLC

Maximum Load 16 (1) A

Mains 220-240V–50-60 HzS

enso

r

LOAD

LOAD

IP21T30

harmoni Standby maximum 0.4W

NT NL NLC

Maximum Load 16 (1) A

Mains 220-240V–50-60 HzS

enso

r

LOAD

LOAD

IP21T30

harmoni Standby maximum 0.4W

NT NL NLC

Maximum Load 16 (1) A

Mains 220-240V–50-60 HzS

enso

r

LOAD

LOAD

IP21T30

24

installation guide

Warranty 6

Theharmoni50thermostatcomeswitha5-yearwarrantyasstandard.

Disposal Information 5

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harmoni 50

Warranty 6

Name.............................................................................

Address .........................................................................

.......................................................................................

County.....................................Postcode........................

Address..........................................................................

Phone.............................................................................

Email..............................................................................

Please note Inordertoobtaintheharmoniwarranty,anauthorisedelectrician/installermustfillinthedetailsbelow.

Electrician Installation/installer..........................................date ....................

Thermostat Articlename.............................................number................

Stamp:

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installation guide

Notes

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harmoni 50

Notes

installation guide

harmoni EdisonHouse EdisonClose RansomesEuropark Ipswich SuffolkIP39GU UnitedKingdom

T:01473559088 F:01473276678 E:sales@harmonithermostat.co.uk

www.harmonithermostat.co.uk

harmoni cannot accept any responsibility for any errors in catalogues, brochures and other printed material. harmoni reserves the right to alter its products without notice. This also applies to products already on order provided that such alterations can be made without subsequent changes to specifications already agreed. All trademarks in this material are the property of harmoni. harmoni and the harmoni logotype are trademarks of Edison House Ltd. All rights reserved.