5 Operating and display functions
18
Operating instructions
multiMATIC
0020237615_01
function on after the end of the frost protection delay time
and brings the room temperature to the set desired tem-
perature
Set-back temp. heat.
. Despite the heating func-
tion being activated, the burner is only active on demand.
If the outside temperature rises above 4 °C, the controller
switches the heating function off, but continues to monitor
the outside temperature.
–
Set-back
: The heating function is switched on and the
controller brings the room temperature to the set desired
temperature
Set-back temp. heat.
.
Day
: The operating mode brings the zone to the desired
temperature
Day temp. heating
, regardless of the time peri-
ods that you have set in the time programme.
Set-back
: The operating mode brings the zone to the de-
sired temperature
Set-back temp. heat.
, regardless of the
time periods that you have set in the time programme.
5.3.2
Setting the Cooling operating mode
Op. mode
→
Cooling
Menu
→
Basic settings
→
Operating mode
→
ZONE1
→
Cooling
–
You can use this function to specify how the system op-
erates in cooling mode.
off
: The zone is switched off in this operating mode.
Auto
: The operating mode brings the zone to the desired
temperature
Day temp. cooling
in the time periods that you
have set in the time programme. Outside these time periods,
the
Cooling
function is switched off.
Day
: The operating mode brings the zone to the desired
temperature set for
Day temp. cooling
, regardless of the
time periods that you have set in the time programme.
5.3.3
Setting the Ventilation operating mode
The operating instructions for the ventilation unit explain how
the ventilation unit works with the ventilation levels.
Op. mode
→
Ventilation
–
You can use this function to define how the ventilation
unit operates during ventilation.
Auto
: The operating mode controls the air exchange via
the set ventilation level
Max. vent. stage: Day
in the set
time periods that you have defined in the time programme.
The set ventilation level
Max. vent. stge: Night
is effective
outside of the time periods.
If air-quality sensors are connected to the ventilation unit, the
ventilation unit varies the ventilation levels:
–
If the air quality is good, the ventilation unit works at a
lower ventilation level than the one that is set.
–
If the air quality is poor, the ventilation unit works at a
higher ventilation level. However, the ventilation unit can-
not exceed the
Max. vent. stage: Day
and
Max. vent.
stge: Night
ventilation levels that are set.
Day
: The operating mode constantly controls the exchange
of air using the value that you set in the
Max. vent. stage:
Day
ventilation level.
Set-back
: The operating mode constantly controls the ex-
change of air using the value that you set in the
Max. vent.
stge: Night
ventilation level.
5.3.4
Setting the operating mode for hot water
generation
Op. mode
→
Domestic hot water
–
You can use this function to specify how the system op-
erates during hot water generation.
off
: Hot water generation is switched off and the frost protec-
tion function is activated.
Auto
: The operating mode brings the hot water generation to
the desired temperature set for
Domestic hot water
in the
time periods that you have set in the time programme.
Day
: The operating mode brings the hot water generation
to the desired temperature set for
Domestic hot water
, re-
gardless of the time periods that you have set in the time
programme.
5.3.5
Operating mode for circulation
The operating mode for circulation always corresponds to
the operating mode for hot water. You cannot set a different
operating mode.
5.4
Advanced functions
The advanced functions can be activated directly from any
operating mode using the right-hand selection button
Op.
mode
. If the heating installation is equipped with more than
one zone, the activated advanced function only applies for
the zone that was preset by the competent person.
If more than one zone is activated, you can set a separate
advanced function for each zone using the left-hand selec-
tion button
Menu
→
Basic settings
.
The path details given at the start of each advanced function
description indicate how you can access this advanced func-
tion in the menu structure.
5.4.1
Manual cooling
Op. mode
→
Manual cooling
–
If the outside temperature is high, you can activate the
Manual cooling
advanced function. You define for how
many days you want to activate the advanced function. If
you activate
Manual cooling
, you cannot use the heating
function at the same time. The
Manual cooling
function
takes priority over the heating function.
The setting applies for as long as the advanced function is
active. The advanced function is deactivated if the days that
are set have elapsed or if the outside temperature falls below
4 °C.
If you want to set the temperature separately for more than
one zone, you can set these temperatures using the
Desired
temperatures
function.
5.4.2
1 day at home
Op. mode
→
1 day at home
Menu
→
Basic settings
→
Operating mode
→
ZONE1
→
1
day at home
–
If you spend a weekday at home, activate the
1 day at
home
advanced function. The advanced function activ-
ates the
Automatic mode
mode for one day with the set-
tings for
Sunday
, as set in the
Time programmes
func-
tion.
Summary of Contents for multiMATIC VRC 700f/4
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