Daikin Altherma 3 R W Installer's Reference Manual page 166

10 | Configuration
Installer reference guide
166
If...
Space heating/cooling is OFF and
the outdoor ambient temperature
drops below 4°C
Space heating/cooling is ON, the
external room thermostat is "Thermo
OFF", the operation mode is "heating"
and the outdoor temperature drops
below 4°C
Space heating/cooling is ON and
the operation mode is "cooling"
Room thermostat control ([C‑07]=2)
During room thermostat control, room frost protection [2‑06] is guaranteed when
activated. If so, and the room temperature drops below the room antifrost
temperature [2‑05], the unit will supply leaving water to the heat emitters to heat
up the room again.
# Code
[1.4.1] [2-06]
[1.4.2] [2-05]
INFORMATION
When the user interface used as room thermostat is disconnected (because of
incorrect wiring or damage of the cable), then room frost protection is NOT
guaranteed.
NOTICE
If Emergency is set to Manual ([9.5.1]=0), and the unit is triggered to start
emergency operation, the unit will stop and needs to be recovered manually via the
user interface. To recover operation manually, go to the Malfunctioning main
menu screen, and confirm emergency operation before starting.
Room frost protection is active even if the user does not confirm emergency
operation.
Setpoint range
Only applicable in room thermostat control.
To save energy by preventing overheating or undercooling the room, you can limit
the range of the room temperature for heating and/or cooling.
NOTICE
When adjusting the room temperature ranges, all desired room temperatures are
also adjusted to guarantee they are between the limits.
# Code
[1.5.1] [3-07]
The unit will supply leaving water to the
heat emitters to heat up the room
again, and the leaving water
temperature setpoint will be lowered.
The unit will supply leaving water to the
heat emitters to heat up the room
again, and the leaving water
temperature setpoint will be lowered.
There is no room frost protection.
Description
Activation:
▪ 0 No: Antifrost functionality is OFF.
▪ 1 Yes: Antifrost functionality is on.
Room setpoint:
▪ 4°C~16°C
Description
Heating minimum
Then...
ERGA04~08EA + EHBH/X04+08EF
Daikin Altherma 3 R W
4P629085-1B – 2021.11