Fujitsu UTY-DCGYZ1 Installation guide

Brand: Fujitsu

Model: UTY-DCGYZ1

Type: Installation guide

This manual is also suitable for

UTY-DCGGZ1

Fujitsu UTY-DCGYZ1 is a central remote controller that provides advanced control options for Fujitsu air conditioning systems. With its intuitive interface and comprehensive features, it offers precise temperature management, customizable settings, and energy-saving functions.

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En-1

1. SAFETYPRECAUTIONS

•The“SAFETYPRECAUTIONS”indicatedinthemanualcontainimpor-

tantinformationpertainingtoyoursafety.Besuretoobservethem.

•Fordetailsoftheoperationmethod,refertotheoperatingmanual.

•Requesttheusertokeepthemanualonhandforfutureuse,suchasfor

relocatingorrepairingtheproduct.

WARNING

Thismarkindicatesprocedureswhich,ifimproperly

performed,mightleadtothedeathorseriousinjury

oftheuser.

Thisequipmenthasbeentestedandfoundtocomplywiththelimitsfor

aClassBdigitaldevice,pursuanttopart15oftheFCCRules.

Eachterminalmarkedwith(Protectiveearthmark)shallbesecurely

connectedtogrounding.

Performinstallationworkinaccordancewiththeinstallationmanual.

Requestanauthorizedservicepersonneltoperforminstallationwork.

Donotinstallthisproductbyyourself.Improperinstallationwillcause

injury,electricshock,re,etc.

Performelectricalworkbyanauthorizedservicepersonnelinaccor-

dancewiththeinstallationmanualandtheelectricalwiringregulations

orimplementationregulationsofthecountry.Alsodonotinstallthis

productbyyourself.Improperelectricworkwillcauseelectricshockora

re.

Intheeventofamalfunction(burningsmell,etc.),immediatelystop

operation,turnofftheelectricalbreaker,andconsultauthorizedservice

personnel.

Installaleakagecircuitbreakertopowersupplycableinaccordance

withtherelatedlawsandregulationsandelectriccompanystandards.

Useapowersourceexclusivelyforthisproduct.Neversharethepower

sourcewithindoorunitorotherelectricalequipment.Doingsowill

causereandelectricshock.

Donotinstalltheproductinthefollowingareas:

•Donotinstalltheproductnearasourceofheat,steam,orammable

gas.Otherwise,recouldresult.

•Arealledwithmineraloilorcontainingalargeamountofsplashedoil

orsteam,suchasakitchen.Itwilldeteriorateplasticparts,causingthe

partstofall.

•Areathatgeneratessubstancesthatadverselyaffecttheequipment,

suchassulfuricgas,chlorinegas,acid,oralkali.Itwillcausecorrosion

onelectroniccomponentswhichmayleadtofailureand/orre.

•Areacontainingequipmentthatgenerateselectromagneticinterfer-

ence.Itwillcausethecontrolsystemtomalfunction,andcauseer-

roneousoperation.

•Installtheproductinawell-ventilatedplaceavoidingrainsanddirect

sunlight.

Donotoperatethisproductwhenyourhandsarewet.Touchingthe

productwithwethandswillcauseanelectricshock.

Whenchildrencanapproachtheproductortouchtheproduct,take

preventivemeasures.

Disposeofthepackingmaterialssafely.Tearanddisposeoftheplastic

packingbagssothatchildrencannotplaywiththem.Thereisthedan-

gerofsuffocationifchildrenplaywiththeoriginalplasticbags.

CENTRAL REMOTE CONTROLLER

INSTALLATION MANUAL

PARTNo.9373328476-02

Forauthorizedservicepersonnelonly.



[Originalinstructions]

Installationbyend-usersornotqualiedpersonscancauseharmto

personalsafety,cancauseseveredamagetobuildingandproduct,can

leadtoimproperfunctionorreducedlifetimeoftheequipment.

CAUTION

Thismarkindicatesprocedureswhich,ifimproperly

performed,mightpossiblyresultinpersonalharm

totheuser,ordamagetoproperty.

Payabundantcarewhentransportingthisproductbecauseitisapreci-

siondevice.Impropertransportationwillcausetrouble.

Donottouchtheswitcheswithsharpobjects.Doingsowillcauseinjury,

trouble,orelectricshock.

Donotexposethisproductdirectlytowater.Doingsowillcausetrouble,

electricshock,orheating.

Donotsetvesselscontainingaliquidonthisproduct.Doingsowill

causeheating,re,orelectricshock.

2. PRODUCTSPECIFICATION

2.1.Mainproductandaccessories

Thefollowinginstallationpartsaresupplied.Usethemasrequired.

NameandShape Q’ty NameandShape Q’ty

Thisproduct

Screw(M4×16mm)

Forinstallingthisproduct

Installationmanual

(Thismanual)

Cabletie

Forbindingpowersupply

cableandtransmission

cable

Operatingmanual

2.2.Optionalparts

Thefollowingoptionsareavailable.

Description Model Application

Externalcon-

nectkit

UTY-XWZXZ7

Forexternalinputfunction

(Drycontactterminal/CN12and

CN13)

UTY-XWZXZ8

Forexternalinputfunction

(Applyvoltageterminal/CN14

andCN15)

UTY-XWZXZA

Forexternaloutputfunction

(Outputterminal/CN18)

3. ELECTRICALREQUIREMENT

Whenconnectingthisproduct,usethefollowingwiring.

Use Size Wiretype

Powersupplycable

(forstrandedwire)

Max.1.25mm

(16AWG)

Type60245IEC57

orequivalent

Min.0.8mm

(18AWG)

Powersupplycable

(forsolidwire)

Max.2.00mm

(14AWG)

―

Min.0.8mm

(18AWG)

Transmissioncable

0.33mm

(22AWG)

22AWGLEVEL4(NEMA)

non-polar2core,twistedpair

solidcorediameter0.65mm

(0.03in),shieldedtype

Externalinput/out-

putcable

0.33mm

(22AWG)

2core,twistedpair(Max.

cablelength:25m(82ft.)

LANcable ―

Category5ormorestraight

cable

CONTENTS

1. SAFETYPRECAUTIONS.........................................................................1

2. PRODUCTSPECIFICATION....................................................................1

3. ELECTRICALREQUIREMENT................................................................1

4. SELECTINGANINSTALLATIONLOCATION..........................................2

5. INSTALLATIONWORK............................................................................3

6. OPTIONALINSTALLATIONWORK.........................................................5

7. TURNONTHEPOWER...........................................................................6

8. INITIALIZATIONPROCEDURE................................................................6

En-2

Use Remark

Powersupplycable

1Φ50/60Hz100-240V

2wire+earth(ground)

(Alwaysearth(ground)theproduct)

Transmissioncable

ORKS

compatiblecable

Externalinput/out-

putcable

Usecableinaccordancewithlocalrulesfor

cable

LANcable 100BASE-TXsupport

*

ORKS

isregisteredtrademarkofEchelonCorporationinthe

UnitedStatesandothercountries.

Breakercapacity 5A

4. SELECTINGANINSTALLATIONLOCATION

4.1.Dimensions

Unit:mm(in)

3-Wiringhole

216.2(8-1/2)

171(6-3/4)

4.6(3/16)

(13/16)

8.4(5/16)

86(3-3/8)

34(1-5/16)

9.5(3/8)

37.9(1-1/2)

134.6(5-5/16)

4-roundhole

4.2.Installationspace

Makeaservicespacetoperforminstallationwork.

Unit:mm(in)

Servicespace

220(9)

ormore

2000(79)

orless

4.3.Wiringrules

•Whenwiringbetweentheoutdoorunit,indoorunit,andcentralremote

controller,refertotheindoorunitandoutdoorunitinstallationmanuals.

•Alwaysconnectbothendsoftheearth(ground)connectionofthetrans-

missioncable.

•Installall-polecircuitbreakertotheeasilyaccessiblelocation.

•Circuitbreakerhas3mmormorecontactgapandbreakingcapacityis5

L N

X1 X2

Y1Y2Y3

L N

X1 X2

Y1Y2Y3

L N

X1 X2

Y1Y2Y3

L N

X1 X2

Y1Y2Y3

L N

X1 X2

Y1Y2Y3

L N

X1 X2

Y1Y2Y3

L N

X1 X2

L N

X1 X2

X1 X2 Z1 Z2 H1 H2

Outdoorunit

(Master)

Power

supply

Power

supply

Power

supply

Power

supply

Power

supply

Power

supply

Power

supply

Centralremote

controller

Indoorunit

Transmission

Power

Supply

Transmissi on

Wiredremote

controller

Wiredremote

controller

Centralremote

controller

Breaker(5A)

2remote

controllers

Wireless

remote

controller

Breaker(5A)

Indoorunit

IndoorunitIndoorunit

2remote

controllers

Trans-

mission

Trans-

mission

Trans-

mission

Trans-

mission

Trans-

mission

Trans-

mission

Trans-

mission

Trans-

mission

Remote

ontroller

Remote



ontroller

Remote

ontroller

Remote



ontroller

Remote

ontroller

Remote



ontroller

Power

Supply

Power

Supply

Power

Supply

Power

Supply

Power

Supply

Power

Supply

Power

Supply

1Ø50/60Hz

100-240V

1Ø50/60Hz

100-240V

•Wirethetransmissioncabletoanyoneofthefollowing:





Transmissionterminalblockinsidetheindoorunit(Fig.1)





Terminalblockforbranchtransmissioncable(Procuredatthesite)(Fig.





Transmissionterminalblockinsidetheoutdoorunit(Fig.3)

Fig. 1

Centralremote

controller

Separationwhenterminalblockused

Refrigerant

system1

Refrigerant

system2

Fig. 2

Separationwhen

terminalblockused

Centralremote

controller

Refrigerant

system1

Refrigerant

system2

En-3

Fig. 3

Centralremote

controller

Separationwhenterminalblockused

Refrigerant

system1

Refrigerant

system2

5. INSTALLATIONWORK



WARNING

Alwaysusetheaccessoriesandspeciedinstallationworkparts.Check

thestateoftheinstallationparts.Notusingthespeciedpartswillcause

productstofalloff,waterleakage,electricshock,re,etc.

Installataplacethatcanwithstandtheweightoftheproductandinstall

positivelysothattheproductwillnottoppleorfall.

Wheninstallingthisproduct,makesurethattherearenochildren

nearby.Otherwise,injuryorelectricshockcouldresult.

Beforestartinginstallationwork,turnoffthepowerofthisproductand

theconnectiondestination.Donotturnonthepoweragainuntilinstalla-

tioniscompleted.Otherwise,itwillcauseelectricshockorre.

Usethespeciedpowersupplycableandconnectioncables.Donot

modifypowersupplycableandconnectioncablesotherthanthose

specied,donotuseextensioncables,anddonotuseindependent

branchwiring.Theallowablecurrentwillbeexceededandcauseelec-

tricshockorre.

Installtheconnectioncablessecurelytotheterminalblock.Conrmthat

externalforceisnotappliedtothecable.Useconnectioncablesmade

ofthespeciedcable.Ifintermediateconnectionorinsertionxingare

imperfect,itwillcausetrouble,electricshock,re,etc.

Whenconnectingthecablestothisproduct,routethecablessothatthe

caseofthisproductissecurelyxed.Ifthecaseisimperfectlyxed,it

maycausereoroverheatingoftheterminals.

Performearth(ground)worksecurely.Donotconnecttheearth(ground)

cabletoatelephoneearth(ground)cable,waterpipe,orconductorrod.

Itwillcausetroubleorre.

Alwaysfastencablesheathoftheconnectioncablewiththecabletie.If

thecablesheathischafed,electricdischargemayoccur.

Installacircuitbreaker.Notinstallingacircuitbreakerwillcauseelectric

shockorre.

Ifanycableisdamaged,donotrepairormodifyityourself.Improper

workwillcauseelectricshockorre.



CAUTION

UseaninsulatedscrewdrivertosettheDIPswitches.

Beforeopeningthecaseofthisproduct,completelydischargestatic

electricitychargedonyourbody.Notdoingsowillcausetrouble.

Donottouchthecircuitboardandcircuitboardpartsdirectlywithyour

hands.Otherwise,injuryorelectricshockcouldresult.

Tighteningthemountingscrewstootightwilldamagethecaseofthis

product.

Whenthefrontcaseisremovedbyremovingthefrontcasexing

screws,becarefulthatthefrontcasedoesnotfalloff.Itwillcausean

injury.

Donotbindupthepowersupplycabletogetherwiththetransmission

cable.Itwillcauseerroneousoperation.

Whenperformingwiringwork,becarefulnottodamagethecableor

injureyourself.Also,connecttheconnectorssecurely.Looseconnec-

torswillcausetrouble,heating,re,orelectricshock.

Installtheindoorandoutdoorunits,powersupplycable,transmission

cableandremotecontrollercable1m(40in)awayfromtelevisionand

radiotoavoiddistortedimagesandnoise.Otherwise,amalfunction

couldresult.

Wheninstallingthetransmissioncablenearasourceofelectromagnetic

waves,useshieldedcable.Otherwise,abreakdownormalfunction

couldresult.

Performwiringsothatwaterdoesnotenterthisproductalongthe

externalwiring.Alwaysinstallatraptothewiringortakeothercounter-

measures.Otherwiseitwillcausetrouble,electricshock,orre.

Conrmthenameofeachterminalblockoftheproductandconnectthe

wiringinaccordancewiththedirectionsgiveninthemanual.Improper

wiringworkwilldamagetheelectricpartsandcausesmokeandre.

5.1.PreparingforInstallation

5.1.1 Stripofthecables



CAUTION

Striplengthmustbeasspecied.





Powersupplycable

Whenusingstrandedwiretypecable:

Whenstrandedwireisused,connecttheferruleterminal(locallypur-

chased)tothecablebeforeuse.Whentheferruleterminalisconnected

tothecable,useaspecializedtool.

Ferruleterminal

A:25mm(1in)

B:35mm(1-3/8in)

C:Refertotheinstruction

manualoftheusingfer-

ruleterminal.

Earth(ground)

Whenusingsolidwiretypecable:

B C

A:25mm(1in)

B:35mm(1-3/8in)

C:7mm(1/4in)

Earth(ground)





Transmissioncable

D:25mm(1in)

E:7mm(1/4in)

F:42mm(1-5/8in)

Shieldedcable

Functional

earthing

5.2.Removingparts

(1) Removethescrew.(1pc.)

(2) Liftuptherearcasewhileinsertingtheat-bladescrewdriverintothe

slots,andseparatefromthefrontcase.

Rearcase

Flat-blade

screwdriver

Frontcase

Slotx6

Screw

En-4

Rearcase

Frontcase

5.3.SettingtheDIPswitch



CAUTION

UseaninsulatedscrewdrivertosettheDIPswitches.Donottouchthe

DIPswitchwithyourhands.

Frontcase(backside)

SettheDIPswitchtoON

DIPSwitch

Details

OFF ON



Disabled

Enabled

Forenabling/disablingthe

backupfunction.

(



:Factorysetting)

Beforeusingthisproduct,alwayssetDIPswitchto“ON”.Ifnotset,when

themainpoweristurnedonagain,thesetdatabymenuoperationwillbe

erasedandcauseerroneousoperation.

[DIPSwitch]

•WhenthisswitchisturnedON,thecorrecttimeisretainedbythebuilt-

inbatteryevenifthepoweriscutoffduetopowerfailureormainte-

nance.

•Whenshippedfromthefactory,thisswitchisOFFtopreventconsump-

tionofthebatterycharge.

5.4.Installingtherearcase

A.Whenthecableisinthewall:

Transmissioncable

Powersupplycable

Rearcase

Screws

Putty

Trap

B.Whenthecableisinthewall(switchboxisused):

Transmissioncable

Powersupplycable

Rearcase

Screws

Switchbox

C.Whenthecableisalongthewall:

Cutoff

Frontcase

•Whenthisproduct

isinstalledatthe

walldirectly,install

itataatwallso

thatsmallanimals

donotenterfrom

therearside.

•Whenthisproduct

isinstalledatthe

walldirectly,remove

therubberbushat

therearside.

Cablecover

(morethan1mm

(1/16in)thick)

Epoxy

putty

5.5.Connectingthecable

Connectthepowersupplycableandtransmissioncable.

Fastenthecablewiththecabletie.

Tightenthecabletiermlysothatpullingforcedoesnotpropagatetothe

terminalconnectionevenifforceof30Nisappliedtothecable.



CAUTION

•Striplengthmustbespecieddimension.

•Insertthecabledeeplyintotheterminal.

•Afterthecableisinserted,checkthatthecableisnotpulledout.

•Donotinserttwoormorecablesatoneholeofthepowersupplyor

transmissionterminalblock.

•Selectaexiblecablethatdoesnotbreakthecablesheathevenifyou

binditwithacabletiearoundthecablesheath.

•Becarefultoavoidbreakingthecablebyover-tighteningthecabletie.

En-5

N(L2)

L(L1)

N.C.

Transmissionlineterminalname Powersupplylineterminalname

N.C.:Noconnection

Transmissioncable TransmissioncablePowersupplycable Powersupplycable

Cabletie Cabletie

5.6.Installingthefrontcase

(1) Installthefrontcasetotherearcase.

(2) Installthescrew(1pc.)andxthecases.

Rearcase

Frontcase

Screw

6. OPTIONALINSTALLATIONWORK

6.1.ExternalInput/Outputfunction

Forconnectioncables,usethespeciedoptionalparts.

6.1.1 Externalinputfunction

Thisfunctionperforms“Emergencystop”or“Batchstart/stop(AllOn/All

Off)”byusingthesignaltobeinputexternallyatexternalinputtermi-

nals.

Thereare2kindsofinputmethodofExternalinputterminal:“Drycon-

tact”or“Applyvoltagecontact”.

6.1.2 Drycontact

Whenapowersupplyisunnecessaryattheinputdeviceyouwantto

connect,connecttheconnectioncablestoCN12(CH1)andCN13(CH2).

PCB

CN13(CH2,black)

CN12(CH1,white)

* Donotusetheconnectorsotherthanspeciedconnectors.

*1. Shortcircuitdetectionresistance(RON):≤500(ohm).

Opencircuitdetectionresistance(ROFF):≥100(kilo-ohm).

* Atwistedpaircable(0.33mm

(22AWG))shouldbeused.Maxi-

mumlengthofcableis25m(82ft.).

InputMethod Terminal Inputsignal Operation

Edge

CN12

(CH1)

Low→High

"Emergencystop"or

"AllOn"

High→Low

"Emergencystop"reset

or"AllOff"

Pulse

CN12

(CH1)

Low→High

"Emergencystop"or

"AllOn"

CN13

(CH2)

Low→High

"Emergencystop"reset

or"AllOff"

For“Operation”and“Inputmethod”switching,performthesettingsby

“ExternalInputSetting”ofmenuoperation.

Fordetailsofsettingmethod,refertotheoperatingmanual.

“Operation”

“EmergencyStop”

“AllOn/AllOff”(Bachstart/stop)

“InputMethod”

“Edge”

“Pulse”

6.1.3 Applyvoltagecontact

Whenapowersupplymustbeprovidedattheinputdevice,connectthe

connectioncablestoCN14(CH1)andCN15(CH2).

PCB

CN14(CH1,white)

DCpower

supply24V

CN15(CH2,black)

* Donotusetheconnectorsotherthanspeciedconnectors.

*2. Makethepowersupply24V.Selectapowersupplycapacitywith

anamplesurplusfortheconnectedload.

*3. Donotimpressavoltageexceeding24Vacrosspin1,3.

*4. TheallowablecurrentisDC5mAorless.(Recommended

DC5mA)

Providealoadresistancesuchthatthecurrentbecomes

DC5mAorless.

Atwistedpaircable(0.33mm

(22AWG))shouldbeused.Maxi-

mumlengthofcableis25m(82ft.).

InputMethod Terminal Inputsignal Operation

Edge

CN14

(CH1)

Low→High

"Emergencystop"or

"AllOn"

High→Low

"Emergencystop"reset

or"AllOff"

Pulse

CN14

(CH1)

Low→High

"Emergencystop"or

"AllOn"

CN15

(CH2)

Low→High

"Emergencystop"reset

or"AllOff"

For“Operation”and“Inputmethod”switching,performthesettingsby

“ExternalInputSetting”ofmenuoperation.

Fordetailsofsettingmethod,refertotheoperatingmanual.

“Operation”

“EmergencyStop”

“AllOn/AllOff”(Bachstart/stop)

“InputMethod”

“Edge”

“Pulse”

En-6

6.1.4 Externaloutputfunction

CN18

PCB

*3)

DCpower

supply12V

connectedunit

Connected

load*2

Connected

load*2

*1. ProvideaDC12Vpowersupply.Selectapowersupplycapacity

withanamplesurplusfortheconnectedload.

Donotimpressavoltageexceeding12Vacrosspins1-2,and3-4

*2. TheallowablecurrentisDC15mAorless.Providealoadresis-

tancesuchthatthecurrentbecomesDC15mAorless.

*3. Polarityis[+]forpins1,3and[-]forpins2,4.

Terminal CH pin Condition

CN18

CH1

12V: 1ormoreregisteredindoorunits

areoperating.

0V: Allregisteredindoorunitsare

stopped.

CH2

12V: Anerroroccurssomewhereinthis

productorregisteredindoorunits

andoutdoorunits.

0V: Thisproductandallregistered

indoorunitsandoutdoorunitsare

operatingnormally.

6.2.

Connectingtheexternalinput/outputcableandLANcable

Externalinputcable

LANcable

Externaloutput

cable

6.3.Installingthefrontcase

Rearcase

Screw

Frontcase

Installthefrontcase

whilepushingthecable.

7. TURNONTHEPOWER



CAUTION

Checkthatthepowersupplyvoltageiswithinthespeciedrange.If

apowersupplyvoltageoutsidethespecicationisinput,itwillcause

trouble.

Recheckthewiring.Incorrectwiringwillcausetrouble.

Afterinstallationworkiscompleted,checkthefollowingcontents:

(1) Ispowersupplycableandtransmissioncablewiringworkcomplete?

(2) Doesthepowersupplymatchtheratingofthisproduct?

(3) Turnonthepowerofthisproduct.Sincethereisnopowerswitchat

thisproduct,turnonthepowerbymeansofthepowerdistribution

panel(breaker).

(4) Ifthefollowinginstallersettingscreenisdisplayedatthescreenofthis

product,installationworkiscomplete.

Forsettingandoperatingofthethisproduct,refertotheoperatingmanual.

*Sincethereissomekindofaproblemwhentheinstallersettingscreen

doesnotappear,rechecktheworkcontents.

8. INITIALIZATIONPROCEDURE

Afterremotecontrollerinstallationworkiscomplete,performinitialization

usingthefollowingproceduresbeforestartingtousethesystem.

Performtheinitialsettingsaccordingtothescreeninstructions.Forde-

tails,refertotheoperatingmanual.

Initialsettings

(1)LanguageSetting

 Setsthelanguages.

(2)PanelCalibration

 CalibratesthepositionofLCDpanel.

(3)CentralControllerAddressSetting

 Setstheaddressofthiscontroller.

(4)IndoorUnitRegistration

 Registerstheindoorunit.

(5)DateSetting

 Setsthedateandtimeofthesystem.

Initializationend

Ifthepoweristurnedoffwithin5minutesofnishingthesettings,the

settingsmaynotbesaved.

NOTES:

Fujitsu UTY-DCGYZ1 Installation guide

Brand: Fujitsu

Model: UTY-DCGYZ1

Type: Installation guide

This manual is also suitable for

UTY-DCGGZ1

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Fujitsu UTY-DCGYZ1 Installation guide

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Fujitsu UTY-DCGYZ1 Installation guide

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