Daikin Altherma 3 R F Installer's Reference Manual page 143

ERLA03DAV3 + EHFH03S18DJ3V
Daikin Altherma 3 R F
4P596806-1 – 2019.10
X2M
YC Y1 Y2 Y3 Y4
Boiler efficiency
Depending on the used boiler, this should be chosen as follows:
# Code
N/A [7‑05]
You can set the following values based on the outdoor temperature:
# Code
N/A [C-03]
N/A [C-04]
Permission signal X1–X2
a
[C-04]
b
[C-03]
T Outdoor temperature
A
[C-03] Bivalent ON temperature (fixed)
a Auxiliary boiler active
b Auxiliary boiler inactive
CAUTION
Make sure to observe all rules mentioned in application guideline 5 when bivalent
operation function is enabled.
Daikin shall NOT be held liable for any damage resulting from failure to observe this
rule.
OFF ON
SS1
X1M
Boiler efficiency
▪ 0: Very high
▪ 1: High
▪ 2: Medium
▪ 3: Low
▪ 4: Very low
Bivalent activation temperature: defines the
outdoor temperature below which the
permission signal for the auxiliary boiler is active
(X1 and X2 on EKRP1HBAA is closed) and space
heating by indoor unit is stopped.
–25°C~25°C
Bivalent hysteresis temperature: defines the
temperature difference between the ON
temperature and the OFF temperature.
2°C~10°C
T
A
9 Configuration
|
Description
Description
Installer reference guide
143