Mitsubishi FDT125VNPWVH - Page 18

'22 • PAC-SM-412
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17
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(17) Plural unit control – Control of 16 units group by one remote control
(a) Function
Oneremotecontrolcancontrolagroupofmultiplenumberofunit(Max.16indoorunits).“Operationmode”which
is set by the remote control can operate or stop all units in the group one after another in the order of unit. No.
(1)
.
Thermostatandprotectivefunctionofeachunitfunctionindependently.
Note(1) UnitNo.issetbySW2ontheindoorunitcontrolPCB.UnitNo.settingbySW2isnecessaryfortheindoorunitonly.
(2) UnitNo.maybesetatrandomunlessduplicated,itshouldbebettertosetorderlylike0,1,2…,Ftoavoidmistake.
(b) Display to the remote control
(i) Centraloreachremotecontrolbasis,heatingpreparation
ThesmallestunitNo.amongtheoperatingunitsintheremotemode(orthecentermodeunlesstheremotemodeis
available)isdisplayed.
(ii) Inspectiondisplay,ltersign
Anyofunitthatstartsinitiallyisdisplayed.
(c) Confirmation of connected units
(i) IncaseofRC-EXZ3Aremotecontrol
Ifyoutouch the buttons intheorderof“Menu” → “Servicesetting”→“Service&Maintenance” → “Service
password”→“IUaddress” on the TOP screen of remote control, the indoor units which are connected are displayed.
(ii) In case of RC-E5 remote control
Pressing“AIR CON No.”buttonontheremote control displaystheindoorunitaddress. If “▲”“▼”buttonis
pressedatthenext,itisdisplayedorderlystartingfromtheunitofsmallestNo..
(d) In case of anomaly
Ifanyanomalyoccursonaunitinagroup(aprotectivefunctionoperates),thatunitstopswiththeanomalousstop
but any other normal units continue to run as they are.
(e) Signal wiring procedure
Signal wiring between indoor and outdoor units should be made on each unit same as thenormal wiring. For the
groupcontrol,connecttheremotecontrolwiringtoeachindoorunitviaterminalblockfortheremotecontrol.
Connecttheremotecontrolwiringseparatelyfromthepowersourcecableorwiresofotherelectricdevices(AC220Vorhigher).
(18) Fan speed setting control
Whensucientairowratecannotbeobtainedfromtheindoorunitwhichisinstalledataroomwithhighceiling,the
airowratecanbeincreasedbychangingthefanspeed.Tochangethefanspeed,usetheindoorunitfunction“Fanspeed
setting”onthewiredremotecontrol.
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P-Hi1 - Hi P-Hi1 - Me P-Hi1 - Hi - Me
Standard
Setting1
Fan speed setting
Hi - Lo Hi - Me Only FDE (RC-EXZ3A)
Only FDT (RC-EXZ3A)
Only FDT, FDE (RC-EXZ3A)
Hi - Me - Lo
Hi - Lo Hi - MeHi - Me - Lo
P-Hi2 - P-Hi1 - Hi - Me
P-Hi1 - Hi P-Hi1 - Me P-Hi1 - Hi - Me
Except FDT, FDE (RC-EXZ3A)
P-Hi1 - P-Hi1 - Hi - Me
P-Hi2 - Hi - Me - Lo
Hi - Lo Hi - Me All series (RC-E5)Hi - Me - Lo
UH - Hi - Me - Lo
Hi - ULo Hi - Me Only FDT (RC-EXZ3A)Hi - Me - ULo
P-Hi2 - Hi - Me - ULo
Hi - Lo Hi - Me Except FDT, FDE (RC-EXZ3A)Hi - Me - Lo
P-Hi1 - Hi - Me - Lo
Indoor unit air flow rate setting
Series
(Wired remote control)
Fan speed
Setting2
P-Hi2 - Hi - Me - Lo
All series (RC-E5)
UH - Me UH - HiUH - Hi - Me
HIGH SPEED1, 2
UH - UH - Hi - Me
Only FDE (RC-EXZ3A)
Hi - Lo Hi - MeHi - Me - Lo
P-Hi1 - Hi - Me - Lo
Notes(1) FactorydefaultisStandard.
(2) Atthehot-startandheatingthermostatOFF,orother,theindoorfanisoperatedatthelowspeedofeachsetting.
(3) This function is not able to be set with wireless remote control or simple remote control (RCH-E3).
SW2:Forsettingof0–9,A–F
Remote control
Indoor unit
Outdoor unit
Signal wiring
between outdoor unit
and indoor units
Remote control wiring
R
0
123
F
4
Refrigerant piping