Daikin Altherma 3 R F Installer's Reference Manual page 28

5 | Application guidelines
Combination: Underfloor heating + Heat pump convectors
Installer reference guide
28
▪ Stylish.
▪ Space heating is provided by:
- The underfloor heating
- The heat pump convectors
▪ Space cooling is provided by the heat pump convectors only. The underfloor
heating is shut off by the shut-off valve.
Setup
A Main leaving water temperature zone
B One single room
a Remote controller of the heat pump convectors
▪ For more information about connecting the electrical wiring to the unit, see:
- "8.2 Connections to the outdoor
- "8.3 Connections to the indoor
▪ The heat pump convectors are directly connected to the indoor unit.
▪ A shut-off valve (field supply) is installed before the underfloor heating to
prevent condensation on the floor during cooling operation.
▪ The desired room temperature is set via the controller of the heat pump
convectors. There are different controllers and setups possible for the heat pump
convectors. For more information, see:
- The installation manual of the heat pump convectors
- The installation manual of the heat pump convector options
- The addendum book for optional equipment
▪ The space heating/cooling demand signal is sent to one digital input on the
indoor unit (X2M/35 and X2M/30).
▪ The space operation mode is sent by one digital output (X2M/4 and X2M/3) on
the indoor unit to:
- The heat pump convectors
- The shut-off valve
Configuration
Setting
Unit temperature control:
▪ #: [A.2.1.7]
▪ Code: [C-07]
A B
M1
a
4
unit" [ 90]
4
unit" [ 91]
1 (Ext RT control): Unit operation
is decided by the external thermostat.
Value
ERLA03DAV3 + EHFH03S18DJ3V
Daikin Altherma 3 R F
4P596806-1 – 2019.10