6
Settings of all modes can be modified in
Service
menu.
4.5.1.1 Permanent modes
Permanent modes are always active unless interrupted by temporary modes, activated user functions or alarms:
Icon
Text
Description
AUTO
Automatic airflow control.
AUTO
mode is available for selection when
Demand
Control
,
Week Schedule
and/or external fan control functions are configured,
otherwise
AUTO
mode icon won’t be visible in active user modes menu.
AUTO
mode activates
Demand Control
,
Week Schedule
and/or external fan control
functions.
Demand
is available to choose as airflow setting in
Week Schedule
.
MANUAL
Manual selection of airflow levels. The unit can be set run at one out of four
available airflow speeds:
Off
/
Low
/
Normal
/
High
.
Note:
The fan can be set to
OFF
by activating
Manual Fan Stop
function in
Service
menu.
4.5.1.2 Temporary modes
Temporary modes are active only for a set period of time unless interrupted by active user modes, activated user func-
tions or alarms:
Icon
Text
Description
HOLIDAY
Sets speed of both supply and extract air fans to
Low
levels when user is away
from home for a long period of time.
ECO mode
is active.
Set duration in days.
CROWDED
Sets speed of both supply and extract air fans to maximum
High
levels and
temperature setpoint offset to –3 K when apartment is more crowded than usual.
Default temperature setpoint offset is –3 K.
Set duration in hours.
AWAY
Sets speed of both supply and extract air fans to
Low
levels when user is away
from home for a short period of time.
ECO mode
is active.
Set duration in hours.
REFRESH
Sets speed of both supply and extract air fans to maximum
High
levels to
replace indoor air with a fresh air in a short period of time.
Set duration in minutes.
FIREPLACE
Sets speed of supply air fan to
High
level and extract air fan to
Low
level to
increase air pressure within the apartment for better smoke extraction through
the chimney.
Set duration in minutes.
Settings of all modes can be modified in
Service
menu.
Temporary modes and user functions are active only for a set period of time after which they are terminated and the
unit changes back to a former
AUTO
or
MANUAL
mode, depending on which one was active before temporary mode or
user function was activated.
Temporary modes can also be activated via digital input signal triggered by push button, presence detector, etc.
4.5.1.3 Digital input functions
Digital input functions always active while digital input is activated.
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Summary of Contents for SAVE VTC 500
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