Daikin Altherma 3 WS EWSAH06UD 9W Series Installer's Reference Manual page 34

6 | Application guidelines
Installer reference guide
34
Setup
B
M1
a
A Main leaving water temperature zone
B One single room
a Heat pump convector + controller
b Remote outdoor sensor
▪ For more information about connecting the electrical wiring to the unit, see
"9.2 Overview of
4
actuators" [ 89].
▪ 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:
▪ #: [2.9]
▪ Code: [C-07]
Number of water temperature zones:
▪ #: [4.4]
▪ Code: [7-02]
A
electrical connections
1 (External room thermostat):
Unit operation is decided by the
external thermostat.
0 (Single zone): Main
b
for external and
Value
EWSAH/X06UD
Daikin Altherma 3 WS
4P675765-1 – 2022.04
internal