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13
“Day” period
Heating
circuits
Preset room temperature is
set to day temperature value.
HUW tank
HUW tank is loaded up to
HUW preset temperature
HUW
circulation
system
HUW
circulating
pump
transports heat from the HUW
tank to a distant HUW
receivers. Pump is on for a
pump operation time every
pump interval time. Time
settings
are
included
in
service menu.
Heat source Active
“Night” period
Heating
circuits
Preset room temperature is
set to night temperature
value.
HUW tank
HUW tank is off
HUW
circulation
system
HUW circulating pump is off
Heat source Active
8.4
Summer - winter
Outside the heating season the
controller can be switched to
SUMMER mode. It enables to
deactivate heating circuits such as
radiation or floor heating and maintain
operation of HUW tank loading function.
SUMMER mode can be activated manually:
menu
Summer-winter
Summer mode
= YES
SUMMER mode can be also activated
automatically. In order to do this, select:
Summer mode = AUTO. The controller will
enter SUMMER mode when the external
temperature exceeds the SUMMER mode act.
temperature parameter. The controller will
deactivate SUMMER mode when the external
temperature drops below SUMMER mode
deact. temperature parameter.
Automatic switching into SUMMER
mode is possible only when the
external temperature sensor is
connected.
8.5
Work mode setting
It is possible to select work mode
which is suitable for user’s
requirements.
User can select work mode in two
ways: directly in a display main window by
pressing a symbol in an upper middle area of
the display or by entering: menu
→
work
modes.
Main modes
Auto
Preset room temperature is
switched between “day” and
“night” temperatures depending
on clock indications and defined
time programs for particular
days of the week.
HUW tank is loaded during a
period corresponding to “day”
temperature. For time programs
corresponding
to
“night”
temperature, the HUW tank is
off.
Off
The controller deactivates a
particular heating circuit or HUW
tank. Anti – freeze function
remains active provided that is
in active in service menu.
Day
Comfort mode. Preset room
temperature is constant and
corresponds the entered “day”
value. HUW tank maintains
constant preset temperature.
Night
Economy mode. Preset room
temperature is constant and
corresponds the entered “night”
value. It is not possible to select
this mode for HUW tank. Instead
of this it is recommended to
select “Off” mode + 1x HUW
loading for HUW.
Auto-Eco
Preset room temperature is
maintained within defined time
Summary of Contents for ecoMAX920P2-I
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