Installer level - #SECONDARY INSTAL.P Menu
Parameter Adjustment range Description Factory
setting
Customer
setting
LEG PROTEC
The anti legionella function acts to
prevent the development of legionella in
the dhw tank, these bacteria are
responsible for legionellosis.
OFF
OFF
Antilegionella function not activated
DAILY
The tank is overheated every day from
4:00 o’clock to 5:00 o’clock
WEEKLY
The tank is overheated every Saturday
from 4:00 o’clock to 5:00 o’clock
START.TIM.LEG.P
(7)
00:00 to 23:30 Antilegionella starting time 4:00 h
(Increment: 30
minutes)
DURAT.LEG.PROTECT
(
7)
60 to 360 min Antilegionella operation time 60 minutes
(Increment: 30
minutes)
OPTIM. DHW
(5)
OFF
The function is deactivated
OFF
BOILER.T.
When, in heating mode, the boiler
temperature exceeds
PRIM.TEMP.DHW by +3°C and DHW
tank needs are not met, the domestic hot
water load pump starts
TEMP.SYST
When, in heating mode, the system
temperature exceeds
PRIM.TEMP.DHW by +3°C and DHW
tank needs are not met, the domestic hot
water pump starts
ON.DHW
(5)
OFF
The function is deactivated
OFF
BOILER.T.
In DHW mode, the DHW load pump
starts up only if the boiler temperature is
higher than the DHW TEMP. setpoint +
5°C
TEMP.SYST
In DHW mode, the DHW load pump
starts up only if the system temperature
is higher than the DHW TEMP. setpoint
+ 5°C
(1) The parameter is only displayed if INSTALLATION is set to EXTENDED
(2) The parameter can be set to the heating curve by pressing key f
(3) The parameter is only displayed if SCREED DRYING is different from OFF
(4) The parameter is only displayed if IN 0-10V is set to ON.
(5) The parameter is only displayed if P.DHW is set to PUMP
(6) If a reversal valve is connected, DHW priority will always be total regardless of the setting.
(7) The parameter is only displayed if LEG PROTEC is different from OFF
n
MAX.CIRC...
WARNING
If using underfloor heating, do not modify the factory
setting (50 °C). To install this, please consult existing
legislation.
4 In the case of a direct circuit, connect a safety thermostat to the
BL contact.
4 In the case of a 3-way valve circuit (B or C), connect a safety
thermostat to the TS contact.
5. Commissioning
Diematic iSystem For C 330 / C 630 ECO
57
31082018 - 7600691-001-06
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