York HIDS006B21S - Page 146

5-16
SM-18001-rev.1
EXTERNAL INPUT/OUTPUT AND FUNCTION SETTING
(7)PickingUpTotalHeatExchangerSignal[OutputSetting:Code(07)]
 Thisfunctionisutilizedtopickupatotalheatexchangersignalduringtheventilationmodeselected
withawiredcontroller.Anexampleofbasicwiringisshownbelow.
Picking Up Total Heat Exchanger Signal
(Example: Cooling Thermo-ON Output is set to terminals 1 and 3 of CN7.)
CN7 Connector
CN7
1
3 P Connector
Indoor Unit PCB
3
Auxiliary Relay
RYa
RY
NOTE:
Theseareexamplesusinggeneral-purposerelay.
(6)PickingUpHeatingThermo-ONSignal[OutputSetting:Code(06)]
 Thisfunctionisutilizedtopickupathermo-ONsignalduringtheheatingoperation.Anexampleof
basicwiringisshownbelow.Thecontactoftheauxiliaryrelay“RYa”isclosedduringthermo-ONin
heatingoperation.Usethisfunctionforoperationofacirculatororahumidier.
Picking Up Operation Signal
(Example: Heating Thermo-ON Output is set to terminals 1 and 2 of CN8
1
.)
RY
CN8
1
Connector
CN8
12
3 P Connector
Indoor Unit PCB
Auxiliary Relay
RYa
NOTE:
1.Outputterminal(CN8)isnolongeravailableforDuctedMediumStatictypeandDuctedSlimtypeindoor
units produced in April 2018 or later.