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Configuration
Installer reference guide
118
ERLA EHFZ03S18DJ3V
Daikin Altherma 3 R F
4P596821-1A – 2020.05
Room frost protection
Room frost protection prevents the room from getting too cold. This setting
behaves differently depending on the set unit control method ([C‑07]). Perform
actions according to the table below:
Unit control method ([C‑07])
Room frost protection
Room thermostat control ([C‑07]=2)
Allow for the room thermostat to take
care of room frost protection:
▪
Set [2‑06] to "1"
▪
Set the room antifrost temperature
([2‑05]).
External room thermostat control
([C‑07]=1)
Allow for the external room thermostat
to take care of room frost protection:
▪
Turn
ON
the
leaving
water
temperature home page.
Leaving water temperature control
([C‑07]=0)
Room frost protection is NOT
guaranteed.
NOTICE
Room frost protection.
Even if you turn OFF the leaving water temperature (main +
additional) control via the home pages (
LWT main
+
LWT add
), room frost
protection –if enabled– will remain active.
INFORMATION
If a U4 error occurs, room frost protection is NOT guaranteed.
See the sections below for detailed information on room frost protection in
relation to the applicable unit control method.
[C‑07]=2: room thermostat control
Under room thermostat control, room frost protection is guaranteed, even if the
room temperature home page is OFF on the user interface. When room frost
protection ([2‑06]) is enabled 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
Description
N/A
[2-06]
Room frost protection
▪
0: disabled
▪
1: enabled
N/A
[2-05]
Room antifrost temperature
4°C~16°C
INFORMATION
If a U5 error occurs, room frost protection is NOT guaranteed,
Summary of Contents for ERLA03DAV3
Page 1: ...Installer reference guide Daikin Altherma 3 R F ERLA03DAV3 EHFZ03S18DJ3V...
Page 182: ...1 7 Field settings table 6 8 2 ID9E51 Applicable units EHFZ03S18DJ3V Notes 4P596829 1 2019 10...
Page 189: ......
Page 190: ......
Page 191: ......
Page 192: ...4P596821 1A 2020 05 Copyright 2019 Daikin Verantwortung f r Energie und Umwelt...