Daikin ETVH16SU23EA6V [166/296] Configuration

Daikin ETVH16SU23EA6V [166/296] Configuration
10 | Configuration
Installer reference guide
166
EPRA14~18DAV3+W1 + ETVH16SU18+23EA6V
Daikin Altherma 3 H HT F
4P644738-1 – 2021.02
Control
Define how the operation of the unit is controlled.
Control In this control...
Leaving water Unit operation is decided based on the leaving water
temperature regardless the actual room temperature
and/or heating or cooling demand of the room.
External room
thermostat
Unit operation is decided by the external thermostat or
equivalent (e.g. heat pump convector).
Room thermostat Unit operation is decided based on the ambient
temperature of the dedicated Human Comfort Interface
(BRC1HHDA used as room thermostat).
# Code Description
[2.9] [C‑07] 0: Leaving water
1: External room thermostat
2: Room thermostat
Thermostat type
Only applicable in external room thermostat control.
NOTICE
If an external room thermostat is used, the external room thermostat will control the
room frost protection. However, the room frost protection is only possible if [C.2]
Space heating/cooling=On.
# Code Description
[2.A] [C‑05] External room thermostat type for the main
zone:
1: 1 contact: The used external room
thermostat can only send a thermo ON/OFF
condition. There is no separation between
heating or cooling demand. The room
thermostat is connected to only 1 digital input
(X2M/35).
Select this value in case of a connection to the
heat pump convector (FWXV).
2: 2 contacts: The used external room
thermostat can send a separate heating/cooling
thermo ON/OFF condition. The room
thermostat is connected to 2 digital inputs
(X2M/35 and X2M/34).
Select this value in case of a connection to
multi-zoning wired controls (see "5.3.3Possible
options for the indoor unit"[431]) or wireless
room thermostat (EKRTR1).
Leaving water temperature: Delta T
In heating for the main zone, the target deltaT (temperature difference) depends
on the selected emitter type for the main zone.

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