2HEAT MRF Series User manual

UsersManual
Thankyouverymuchforchoosingour
productandservicesaswellasyourtrust
andsupporttous

Preface >1
Thisproducthasthefollowingcharacteristics:
ConformitywithStandard
ConformitywiththeEuropeanDecree
1.Easyoperation:Onefunctionknobandthreepushbuttons
2.Weekly
3.Twokindsofprogramselectionswithpermanentmemory:Ex-workpresetprogramand
programsetbythecustomersthemselves
4.LargescreenLCDdisplay
5.Adjustableselectionofcomforttemperature,economictemperatureandantifreeze
temperature
6.Advancedradiotransmissiontechnology:Wallpenetrationtransmissiondistanceinthe
room60m(forRF/MRFmodel);
7.Suitableforthecontrolandenergysavingofwallmountedboilers,condensationboilers
andindividualhouseholdmeasuringheatingsystem;
8.Itcanrealizethefunctionofonereceivercontrollingmanysub-devicesandmanyrooms
atthesametime;
9.Onlyneed2SizeAA1.5Vbatteriesforpowersupply
10.CelsiusdegreeorFahrenheitdegreedisplay
11.Fastandsimpleinstallation.
12.Thedisplayedtemperaturecanbecalibrated.
EN60730-1standardanditsrevision
EN60730-2-7standard
EN60730-2-9standard
B.T.73/23/EEC
E.M.c.89/336/EECandAmendments93/68/EEC
：
：
programmablefunctioncontrol
WW/RF/MRF(with-wire/radiofrequency/multi-channelRF)seriesareroom
thermostatswith7daysprogrammablefunction.Thissystemcancompletelycontrolthe
boilerorheatingsystemaccordingtotheprogrampresetwhenoutofthefactoryorsetby
thecustomersthemselves.Thecontrollerwithelectricitysuppliedbythebatteriescan
beputanywhereintheordinaryroom,whichmakestheworkandlifeoftheinstallersand
thecustomersbecomemoresimpleandcomfortable.ForRFmodel,thereceiverof
thisdeviceisconnecteddirectlywiththehangboilerortheotherheatingsystems.The
transmitteradoptsspecialradiosignalandreceivercommunicationwithcharacteristicsof
strongwallpenetration,stablecommunication,nointerferenceandlowelectric
consumption.TheMRFmodelcancontrolindependentlydifferenttemperaturein
themaximum4roomsbythemulti-channelRF.Thedamagerofradializationtothebodyis
lowerthanusingtheradiogramorTVset.

>2
Displayscreensymbols
A
B
C
D
E
F
G
H
I=
J
K
L
Q
N
O
P
M
=Presentambienttemperature
=Comforttemperature
=Economictemperature
=Freeze-proofingtemperature
=Presenttime
=Workingstate
=7daysdisplayinaweek,andthepresentdaydisplayisinthesquareframe.
=Runningsymboloftheequipment
Programconditions
=Batteryconditions
=
=
=CelsiusdegreeortheFahrenheitdegree
="increasing"key
="confirmation"key
="decreasing"key
=Functionchange-overswitch,totally7modes(threeapplicationmodes,three
settingmodes,oneoffmode)
Automaticoperationmode
Manualoperationmode
Antifreezemode
Programsettingmode
Temperaturesettingmode
Date/timesettingmode
Powerswitchoffmode
：
fig.1
[fig.1]

>3
ProductSpecifications
Powersupply:TwoLR6type1.5valkalinebatteries,servicelifemorethanoneyear.
Temperatureadjustmentrange:435
Ambienttemperaturedisplayedonthescreen:040
Temperaturetestfrequency:once/min.
Displayaccuracy0.5
ProbeNTC3%
ProtectiondegreeIP20
Thermalgradient1K/3min
OutputSwitchrelay
Loadoncontacts16A/250V(RF);5A/250V(MRF);2A/125V(WW)
Insulationconditions:Normalenvironment
Max.operatingtemperature50
Storagetemperature060
Frequency433MHz(forRF/MRFmodel)
ProgrammingWeekly
SoftwareclassA
LCDdisplay
Minimumprogramminginterval:1hour
InstallationWallmounted
RadiotransmissiondistanceIndoor16/50moutdoor100/300m(forRF/MRFmodel)
÷℃
÷℃
：℃
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：
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：℃
：÷℃
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Application
1."Automatic"mode.：
℃℃
℃
Thepresetex-worksystemprogramcanalsobechangedinthe"Programsetting".The
runningtimeprogramisdisplayedinthe"Programdisplayarea",andintheworking
conditionsdisplay,thefactorypresetprogramthathasnotbeenmodifiedbythecustomeris
displayedas.Theautomaticprogramthathasbeenmodifiedbythecustomerwill
displayandsymbolsinordertodistinguishfromtheEx-workpresetprogram.In
eachtimeperiod,theexecutive"Comfortabletemperature"(Thepreliminaryvalueis
20),economictemperature(Thepreliminaryvalueis18)andtheantifreeze
temperature(Thepreliminaryvalueis5)aresetinthetemperaturesetting.After
thefunctionchange-overswitchisswitchedto"Turnoffthepower."theprogramisstill
retained,andafterthebatteriesaretakenout,thepersonallysetprogramandtheex-work
presetprogramdonotlose.

>4
Application...
Programpresettingwhenoutoffactory:
FromMondaytoFriday
SaturdayandSunday
00:00-----06:00Economictemperature
06:00-----08:00Comforttemperature
08:00-----18:00Antifreezetemperature;
18:00-----22:00Comforttemperature
22:00-----24:00Economictemperature
00:00-----06:00Economictemperature;06:00-----22:00Comforttemperature
22:00-----24:00Economictemperature
：
：
2"Manual"mode
Note:
3"Antifreeze"mode
、：
℃，
、：
℃
Thechronothermostatcontrolsthetemperatureataconstanttemperaturemode,andthe
defaulttemperatureis20.Thetemperaturecanbeadjustedwithkeyorkey
andthetemperaturedisplayflashesatthistime.Thescreenwillrecovertodisplaytheroom
actualtemperaturewhenthereisnofurtheradjustmentwithin5seconds.
Whenmovingthefunctionchange-overswitchpositioneverytimeandwhen
resettingthemanualtemperatureisneeded,thesystemwillautomaticallystarttosetfrom
themanualmodethatwassetlasttime,andthestatedisplaycircularattherightlower
cornerwillcompletelydisplaydoubleframes.
Thechronothermostatonlycontrolsthesystemtobeoperatedatthestateofpreventingthe
ambienttemperaturefromdroppingbelowtheantifreezetemperaturetohavebeensetin
ordertomaketheequipmentandpipesfreefromfreezing.Thistemperatureissetinthe
modeof"Temperaturesetting",andthedefaultvalveis5.

1.Settingofdateandtime:Setpresentdate(whichweekday),hourandminute.
A.Setthefunctionchange-overswitchtoposition,thescreenmodedisplayareawill
displayhouricon.
B.Whentheframedisplayingthepresentdatestartsflashing,presskeyorkeyto
adjustthepresentweekday,andpresskeytoconfirm,andthenturntonextsetting
C.Thenthenumberrepresentingthehourflashes,presskeyorkeytoadjustthe
presenthour,andpresskeytoconfirm,andthenturntonextsetting
D.Thenthenumberrepresentingtheminuteflashes,presskeyorkeytoadjustthe
presentminute,andpresskeytoconfirm,andthenturntonextsetting
E.Returntothefirstsettingstep;
F.FinishthetimesettingAdjustthefunctionchange-overswitchtotheoperationmode
("Auto","Manual","Antifreeze"),tostarttheoperationorcarryoutothersettings.
，
，
：
>5
Setting
2.TemperaturesettingSetthecomforttemperature,economictemperatureand
antifreezetemperature.
：
：℃，
：℃
：℃，
：℃
：℃，
℃
，
，
，，
，
，
，
Thesettingscopeoftheantifreezetemperatureis4-10thepreliminaryantifreeze
temperaturevalueis5
Thesettingscopeoftheeconomictemperatureis5-30thepreliminaryeconomic
temperaturevalueis18
Thesettingscopeofthecomforttemperatureis10-35thepreliminarycomfort
temperaturevalueis:20
A.Setthefunctionchange-overswitchtopositionThescreenworkingappearance
columnshowsthetemperatureicon.
B.Theleftofthetemperaturenumbershowsthecomforttemperatureiconandthe
temperaturenumberflashesatthesametime.Presskeyorkeytoadjustthe
comforttemperaturevaluepresskeytoconfirmandthenmovetonextsetting
C.Nexttheiconrepresentingtheeconomictemperatureandthetemperaturenumber
flashesatthesametime.Presskeyorkeytoadjusttheeconomictemperature
valuepresskeytoconfirmandthenmovetonextsetting
D.Nexttheiconrepresentingtheantifreezetemperature,andthetemperaturenumber
flashesatthesametime.Presskeyorkeytoadjusttheantifreezetemperature
value,presskeytoconfirmandthenmovetonextsetting
E.Returntothefirstsettingstep
F.FinishthetemperaturesettingthesameastheFClausein"Settingofdateandtime".

>6
3Settingofself-establishedprogramSet7-daysself-establishedprogramaswell
asthecontroltemperatureforeachperiod.
Copytheprogramforoneday
、：
，
，
，，
：
（），
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，
A.Setthefunctionchange-overswitchtopositionandscreenappearancedisplayarea
showstheprogramsettingicon.
B.Theiconandnumbershowingtheweekdayflash,andpresskeyorkeytoadjust
thedatenumericalvalue,presskeytoconfirmandthenmovetonextsetting
C.Atthistimethecursorfromzeropointto1andtheoriginaltemperaturesettingmode
(thetemperaturemodeiconontheleftofthetemperaturenumber)begintoflash,press
keyorkeytoselectthetemperaturepresskeytoconfirmandthenthe
temperaturemodedisplayforthisonehourperiodwillbechangedintotheselected
temperaturemode(Doublesolidframeforthecomfortabletemperature,singlesolid
frameplussinglehollowframefortheeconomictemperature,doublehollowframefor
theantifreezetemperature),andmovetosetnextonehourtemperature
D.Repeatthestepsaboveuntilcompletetosetalltemperaturemodesin24hours,then
returntothedateselectionmode,andkeeppressingkeyforalongtimeatthe
programsettingmodeforeveryhourcanquitfromthetemperaturesettingforthe
resttimeperiod.Enterintothedateselectionmodedirectlyagain,therestunsetpartof
temperaturewillremainastheoriginaldefaulttemperatureorthetemperaturesetbefore;
E.Whenthedatecursorstartsflashingagain,itentersanewsettingcycleforsomeday
F.Finishthetemperaturesetting,thesameastheFClausein"Settingofdateandtime"
Themodifiedtime/temperatureprogramwillberememberedasthecustomer's
self-establishedprogram.Whenthefunctionchange-overswitchreturnstoAUTO,the
controlleroperatesthecustomer'sself-establishedprogramandandprogram
symbolswillbedisplayedattheworkingmodedisplayareainordertodistinguishfrom
theex-workpresetprogram.
Afterenteringadayprogramyoucancopythisintoanotherdaytosavetimewhen
creatingaweeklyprogram:Forexample,ifyouwanttocopytheprogramofMondayto
Thursday,themethodsareasfollows:
A.SelecttheprogramforMonday:Withtheselectoron"AUTOPROG",presskeyor
keyTheouterframeforMondayflashestoselectMondayandpresskey
for3secondsuntilthewordappearsonthescreen
B.CopytoThursday:Whilepressingkeyconstantly,presskeyorkeyatthe
sametimeandselecttoThursday,thenreleasekeyorkeythenreleasekey
tofinishthecopyingandtheworddisappearsAtthistimetheThursday
cursorflashesthesettingofthedaycanbecontinuedthroughorkeyaswellas
the.
C.Copyingforotherdays,pleaserepeatfromtheStepAtoB.
Setting...

>7
Setting...
4.Temporarytemperaturechange:
At"Automatic"modeitcantemporarilychangethetemperatureatagivenprogramperiod.
Youhavesettheprogramalreadythecomforttemperatureis20between9:00~
18:00,butyouwanttolowerthetemperatureto18at10:00thenyousetthetemperatureto
18.Thissettingwillnotexistforever,itwillremainuntil18:00whentheprogramperiodisended.
At"Automatic"modesettherequiredtemperaturedirectlythroughkeyorkey,the
numberrepresentingthetemperaturewillflash,andyouradjustedtemperaturewillbedisplayed
withoutfurtheradjustmentin5econdsaftertheadjustment.Thenumberrepresentingthe
temperaturewillstopflashingandcontinuouslytodisplaythepresentroomtemperature.
Theautomaticchronothermostatwillrecovertoautomaticmodeatthefollowingprogram
temperaturechanges.
Movingthefunctionchange-overswitchcancancelthetemporarytemperaturechange
setting.
A.Atmode,keeppressingkeyfor5seconds,then:thesymbolwillbe
displayedattheworkingstatedisplayarea,andthetemperaturecontrollerwilltakeouttheex-
workpresetprogramastheautomaticcontrolprogram.
B.Keeppressingkeylongfor5secondsagain,thetemperaturecontrollerwillreturntothe
personalsetprogrammode.Atthistimeandprogramsymbolswillbedisplayedat
theworkingmodedisplayarea.
C.Thesetwokindsofprogrammodescanbealternated.
Wheninsertingortakingoutof4VexternalDCpowersupply,itwillnotinfluencethemode,
operationandmemoryofthechronothermostat.
Adjustmentandcalibrationofthetemperature:WhentheSETkeyisattheantifreezemode,keep
pressingkeyfor3secondstheLCDscreenwillrevealsymbol.Whilepressing
keyatthesametime,pressorkeyeachtimetheoriginaltestedvaluewillberectifiedby
+0.5degreeor-0.5degree.Afterreleasingkeytheworddisappears.Themaximum
adjustedandcalibratedtemperatureis3.
ForRFmodel:Pressthelearningbuttoninreceiveronce,thentheindicatorlightwillflash.
Turnthechange-overswitchofsendertoOFFpositiontoturnofftheLCD,presskeyand
keyatthesametime.Thematchisfinishedwhentheindicatorlightputout.
ForMRFmodel:Presstheleaningbuttoninreceiveronetime(theindicatorlightflashone
timeinevery0.5sec)tomatchtheNo.1oftransmitter.Themethodofmatchinginsenderisthe
samewiththesingleRF.
Presstheleaningbuttoninreceivertwotimes(theindicatorlightflashtwotimesinevery0.5sec)to
matchtheNo.2oftransmitter.Pressthreetimes(theindicatorlightflashthreetimesinevery0.5
secretary)tomatchtheNo.3.Pressthebuttonfourtimes(lightflashfourtimes)tomatchtheNo.4.
，
，℃
℃，
℃
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：
：
：
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±℃
Forexample:
Note
5.InterchangingandapplicationofEx-workpresetprogramandpersonalsettingprogram;
6.Externalpowersupply
7.Adjustmentandcalibrationofthetemperature
8.Codematching

1.Theinternaltemperaturecontrollershouldbeinstalledawayfromthedirectsunlightor
thepositiondirectlyinfluencedbyothercoldandheatsources.Theinstallationheight
shouldbeapproximately1.5moffthefloor.
2.Onlytheprofessionalscanopenthereceiverboxofthechronothermostat.touse220V
powersupply.Thepowersupplywiremustbeguaranteedtobeinthegoodinsulation
duringinstallation.
3.Wheninstallingthereceiverbox,thebaseboardmustbeinstalledfirstandafter
connectingthepowersupplyandsignalwirewell,thenputupthecoverandfixit.The
chronothermostatmanualcannotbeusedforrepairingtheproductandtheusercannot
opentheinternalcircuitboardpersonallyexceptforinstallationordisassemblingthe
batteries.
4.WhenyouturntheswitchtoOFFposition,youcansetthestateofthesystemcontrolled
afterturningoffthethermostat.Suchas:Opened(AUTO+OF);Closed(AUTO+ON)
AntifreezeModel(+PF).OperationPressOKkeyuntildisplayONOFPFunder
theclosedstate,andtheusercanadjustkeyorkeytochangestate.ThenreleaseOK
key.(ON:Colse;OF:Open;PF:Antifreeze)
5.Usercansetthetimewhentoturnon/offthesystembythetemperaturedifference
betweenopeningandclosingwhenreachingthesettingtemperature.Operation:pressOK
keyuntildisplayADJUSTunderManualmode,andsettemperaturedifferencebyor
key,ThenreleaseOKkey.(Range:0.53,Regulationstep:0.5,Default:1.5.)
6.Forfourchannelmode(fig7),TheCH5isn'tneedtomatchanycode,aslongastheany
oneoffourchannelisconnected,theCH5willbeconnected.ButtheCH5isdisconnected
justwhenallthefourchannelaredisconnected.
，
：、、
～
>8
AttentionforInstallation
1TocontroltheBoilershowninfig.4,fig.5.
2Tocontrolthepumportheotherheatingsystemshowninfig.6,fig.7.
=phase(powersupply230)=Neutral
=sharedterminal
learningindicatorlight,willlightonetimewhenitreceive
thesignalsfromEmitter.
Learningbutton
BeforeyouconnecttheReceiver,ensurethatthepowervoltageoftheSYSTEMtobe
controlled(boiler,pump,etc.)ISNOTCONNECTEDandthatitcorrespondstothevalue
indicatedonthebaseoftheinstrument(250max).
、
、
～
WIRING
LN
1
ThelightinReceiver=
ThebuttoninReceiver=
SAFETYPRECAUTIONS
U
2=Pump,electric3-wayvalve,etc. =normallyopenterminal
InstallationExamples

>9
InstallationExamples
123 19 83.5 60
fig.2
fig.3
fig.4:RFmodel
fig.5:WWmodel
AC220~
21 3
1
2
LN
L
N
AC220~