user manual

Operating advanced function _35
ENGLISH
Water Law for Cooling
• Outdoor air temperature range : Lower limit
➀
(#2051, Default 30˚C, Range : 25 ~ 35˚C),
Upper limit
➁
(#2052, Default 40˚C, Range : 35 ~ 45˚C)
- With this default settings, the water outlet temperature by cooling water law can be
changed within the outdoor temperature range of 30 ~ 40˚C.
• Water out temperature range for floor/FCU applications respectively :
Upper limit
➀
(#2061/2071, Default 25/18˚C, Range : 18 ~ 25˚C), Lower limit
➁
(#2062/2072,
Default 18/5˚C, Range : 5 ~ 18˚C)
- With this default settings, the water outlet temperature by cooling water law can be
changed within the range of 18/5 ~ 25/18˚C.
• Type of water law for according to cooling devices(floor/FCU) :
#2081(Default “1”(WL1 for floor), “2”(WL2 for FCU or radiator)
• The #1 DIP switch in the wired remote controller should be set to “OFF”(Default) for
cooling operation of heat pump.
• The #2 DIP switch in the wired remote controller should be set to “OFF”(Default) to
control the water outlet temperature.
• Only heating WL operation could be used through “Auto” mode of wired remote
controller.
External Room Thermostat (Field Option)
• Terminal #1(#2091, Default “0” for no usage), #2(#2092, Default “0” for no usage)
- To use wired remote controller for heating/cooling operation, both of the above settings
should be set to “0” simultaneously. If not, thermostat controls system.
- Types of water law used by room thermostat operation will follow the FSV settings defined
in #2041(heating) and #2081(cooling) respectively.
- During the thermostat operation, the user has the possibility to shift up or down the target
water temperature within the range of -5 ~ +5˚C.