Daikin Altherma 3 HT - Page 46

6 | Application guidelines
Installer reference guide
46
EPRA14~18D + ETVH/X16S18+23E
Daikin Altherma 3 H HT F
4P644737-1A – 2022.03
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 dedicated Human
Comfort Interface.
Note:
▪ Main room = dedicated Human
Comfort Interface used as room
thermostat functionality
▪ Other rooms = external room
thermostat functionality
Number of water temperature zones:
▪ #: [4.4]
▪ Code: [7‑02]
1 (Dual zone): Main + additional
In case of heatpump convectors:
External room thermostat for the
additional zone:
▪ #: [3.A]
▪ Code: [C‑06]
1 (1 contact): When the used
external room thermostat or heatpump
convector can only send a thermo ON/
OFF condition. No separation between
heating or cooling demand.
Bizone kit installed:
▪ #: [9.P.1]
▪ Code: [E‑0B]
2 (Yes): A bizone kit is installed in order
to add an additional temperature zone.
Bizone system type:
▪ #: [9.P.2]
▪ Code: [E‑0C]
0 (Without hydraulic
separator / no direct pump)
1 (With hydraulic separator /
no direct pump)
2 (With hydraulic separator /
with direct pump)
(See 3 system variations described
above)
Shut-off valve output Set to follow the thermo demand of the
main zone.
Shut-off valve If the main zone must be shut off during
cooling mode to prevent condensation
on the floor, set it accordingly.
See "Bizone kit"[4216] for more information on configuration of the bizone kit.
Benefits
▪ Comfort.
- The smart room thermostat functionality can decrease or increase the desired
leaving water temperature based on the actual room temperature
(modulation).
- The combination of the two heat emitter systems provides the excellent
heating comfort of the underfloor heating, and the excellent cooling comfort of
the heatpump convectors.