Daikin Altherma 3 R F - Page 40

6 | Application guidelines
Installer reference guide
40
ERLA11~16D + EBVH16SU23D
Daikin Altherma 3 R F
4P655196-1A – 2022.05
A Main leaving water temperature zone
B Room 1
C Room 2
a Dedicated Human Comfort Interface (BRC1HHDA used as room thermostat)
▪ For more information about connecting the electrical wiring to the unit, see:
- "9.2Connections to the outdoor unit"[4123]
- "9.3Connections to the indoor unit"[4126]
▪ The underfloor heating of the main room is directly connected to the indoor unit.
▪ The room temperature of the main room is controlled by the dedicated Human
Comfort Interface (BRC1HHDA used as room thermostat).
▪ A thermostatic valve is installed before the underfloor heating in each of the
other rooms.
INFORMATION
Mind situations where the main room can be heated by another heating source.
Example: Fireplaces.
Configuration
Setting Value
Unit temperature control:
▪ #: [2.9]
▪ Code: [C-07]
2 (Room thermostat): Unit operation
is decided based on the ambient
temperature of the user interface.
Number of water temperature zones:
▪ #: [4.4]
▪ Code: [7-02]
0 (Single zone): Main
Benefits
▪ Easy. Same installation as for one room, but with thermostatic valves.
Underfloor heating – Multiple external room thermostats
Setup
A
B C
b
a
M1
a
M2
A Main leaving water temperature zone
B Room 1
C Room 2
a External room thermostat
b Bypass valve