MA FRICO SIRE ADVANCED FUNCTIONS AC GB 160927
SIRe Advanced Air Curtains
2
GB
Operating modes
Door that is opened and closed
The control function notes whether the door
is open or closed as standard, this mode is
default set and is called Fixed flexible (the
setting is under Installer menu > Settings fan
> Door mode).
Open door
Indicates OP on the installer status screen.
Fan control runs at high speed mode and is
controlled to outdoor temperature. During
dropping outdoor temperatures during the
winter and increasing outdoor temperatures
during summer the fan speed increases. High
speed limit is set under Main Menu > Fan
control > High speed limit.
The control curves to the outdoor
temperature are set under Installer menu
> Settings fan > Fan speed increase where
temperatures for min- and max speed are set
for summer and winter modes.
Normally it is requested that heat is engaged
when the door is opened. The set point value
(Room temp. day) is then increased with
the fixed set point value difference that can
be changed under Installer menu> Settings
heating > Open door setp. diff., factory setting
3.0 K. The set point is set under Main Menu
> Temperature settings > Room temp. day.
If week program is used the night time set
point value is set under Main menu > Temp.
settings > Room temperature night. The room
temperature is regulated using the integrated
room temperature sensor or the external
room temperature sensor, SIReRTX (option).
Closed door
Indicated CL on the installer status screen.
When heating demand the fan speed runs
at low speed which is set under Main menu
> Fan speed > Speed closed door. Heating is
regulated to Room temp. Day which is set
under Main Menu > Temperature settings >
Room temp. day.
If week program is used the night time set
point value is regulated against the Room
temperature is set under Main menu > Temp.
settings > Room temperature night. The room
temperature is regulated using the integrated
room temperature sensor or the external
room temperature sensor, SIReRTX (option).
When the door is closed - over run
When the door has been closed, high speed
mode remains during the fixed time that is
set under Installer menu > Settings fan >
Door over run > High speed over run and at
low speed during a fixed time under Installer
menu > Settings fan> Door over run > Low
speed over run, on the condition that it is
sufficiently warm in the premises, otherwise
the fans run until the desired temperature has
been reached.
When the door is closed, the set point value
shifts from room temperature + fixed set point
value difference for open door to Room temp.
day/night.
Over run is factory set so that the over run
times are controlled according to how often
the door is opened (Auto mode under Instal-
ler menu > Settings fan > Door over run >
Over run mode).
Doors that are always or often left open for
longer periods
If a door is always, or often, left open it is
possible to use a function called CURRENT
STAGE instead. The fan and heating steps
increase/decrease 6 or 9 steps (depending on
the type of unit) and are only controlled by
the room temperature. Actual Current stage
is shown in the status screen.
The function current stage is activated in
two ways:
Doors that are always open
For a door that is always open, door mode
Fixed open > can be selected under Settings
fan > Door mode.
Doors that are often open
For a door that is often open Auto can be
selected under Installer menu > Settings
fan > Door mode. In Auto mode, the control
automatically switches between Fixed flexible
and Fixed open modes depending on how