Daikin ETBH16E9W Installer's Reference Manual page 37

Heat pump convectors
EPRA14~18D + ETBH/X16E
Daikin Altherma 3 H HT W
4P644736-1D – 2023.10
▪ Efficiency. Although the external room thermostat only sends ON/OFF signals, it
is specifically designed for the heat pump system.
▪ Comfort. In case of underfloor heating, the wireless external room thermostat
prevents condensation on the floor during cooling operation by measuring the
room humidity.
Setup
A Main leaving water temperature zone
B One single room
a Heat pump convectors (+ controllers)
▪ For more information about connecting the electrical wiring to the unit, see:
- "9.2 Connections to the outdoor
- "9.3 Connections to the indoor
▪ The heat pump convectors are connected as follows:
- Warm water → Indoor unit
- Cold water → Outdoor unit
▪ 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 to the heat pump convectors by one digital
output on the indoor unit (X2M/4 and X2M/3).
Configuration
Setting
Unit temperature control:
▪ #: [2.9]
▪ Code: [C-07]
6 Application guidelines
|
B
A
a
4
unit" [ 106]
4
unit" [ 114]
1 (External room thermostat):
Unit operation is decided by the
external thermostat.
Value
Installer reference guide
37