Samsung Control Unit - Page 40

40_ Operating advanced function
Operating advanced function
FIELD SETTING MODE
DHW Heating : Code 30
Additional Solar Panel Installation for DHW with Heat Pump (Field Option)
• Solarpanelandheatpumpareabletooperatesimultaneouslybydefaultsettingvalue.(FSV
#3071, “1’(Yes))
• Solarpanelgetsaprioritybysetting“0“inFSV#3071.
• Zone#1,#2valvekeeptheroomdirectionexcepthotwatermode(Hotwatermodehas
prioritythanothermodes,Default:NormalOpentotheroomdirectionwhenpowerisoff.
According to 3 way valve type, if normal open direction of the valve at power "ON" is in room
side, Change "0" to "1" in FSV #3071.
• 2wayvalveforswitchinghowwater,Normalclosetypeisdefault.Normalopentypevalve
can be used depending on #3071 sets.
• SetFSV#3072(Zone#1,Thermostat#1),#3073(Zone#2,Thermostat#2)of2-wayvalve
forzonecontrolofcylinderunit,inconditionofnormal(Default:Normalopentypevalve,for
performing “Open mode” when power is off.
• Zone#1and#2canbeopenseparatelyorsimultaneouslybutall3zonescannotbeopen
or closed at the same time.
• For2-wayvalveofcylinderunit,whenconverting“ClosetoOpen”,themodeisactive
without any delay. But in change mode of “Open to Close”, the mode is active after 1
minute.
• Zonecontrolmodeisonlyavailablewithexternalthermostat,thecontrolof2wayvalvefor
zone #1, zone#2 is the same for other operation modes.
• WhenchangingfromHotwatermodetospaceheatingmode,2valvesforzonecontrol
open as soon as receive the signal, but there is one minute delay for hot water valve. When
required to perform the zone control separately in 2 valves by external thermostat, 1 minute
delay is required for zone valve which receives the signal of thermostat thermo off.
• Incaseof“Thermooff”condition,oneof2valvesforspaceheatingisalwaysopen.
(No mode of all 3 valves closed)
RC120MHXGA_IB_E_34412A(1).indd 40 2012-02-08 오후 2:35:52