CENTRAL HEATING Chofu - System D: Heating, Cooling + DHW Configuration; System D: Integrated Control

Page: 12 of 15
Parameter Description
Value
Default Set To
2101
Flow temperature set point for heating
35 to 45 underoor (depending on oor covering)
60 – radiators
45
See
description
2120
Cooling, enable outgoing water set point*
0 = Fixed set point
1 = Climatic curve enabled
0 1
2122 Maximum outgoing water temperature in Cooling mode 20 20
2123 Minimum outgoing water temperature in Cooling mode 18 10
2124
Minimum outdoor air temperature corresponding to maximum
Outgoing water temperature
25 15
2125
Maximum outdoor air temperature corresponding to maximum
Outgoing water temperature
35 25
3101
0 = DHW is available
1 = DHW is available, and priority DHW over space heating
0 1
3111 DHW set temperature (of water in cylinder) 50 50
4130
Maximum outgoing water temperature in Heating and DHW
(service menu)**
60 56
4301 Start temperature of frost protection on room air temperature 14 5
System D: Heat Pump Switched On/O by Room
Thermostat(s) Heating & Cooling + DHW
System D continues on the next page
* Leave set at xed set point when using fan coils.
** May be required when using DHW and primary feed pipe length is >15m.