Fast RCF Series Manual Download Page 8

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Heat recovery unit with cooling circuit -

RCF

0208-6180549-rev. 02

Controls manual

Heating LED

•

ON if the unit is in

Heating mode.

Cooling LED

•

ON if the controller

is in Cooling mode

If neither the HEAT LED or the
COOL LED are lit, the controller is in
STANDBY mode.

On board control panel

The  control  panel  on  borad  of  the  unit
performs the same functions and displays
the  same  parameters  of  the  remote
panel.
The  setting  procedure  are  the  same
described for the remote panel.
The “Upwards arrow” button operates also
as “Mode” button, while the “Downwards
arrow” button operates also as “Set” but-
ton.

Parameter programming – Menu levels

The  setting  parameters  of  the  control
device may be modified through the con-
trol panel keyborad. The various parame-
ters  are  organized  in  groups  accessible
when  pressing  the “mode”  and “on-off”
buttons  at  the  same  time.  Each  menu
level  is  identified  by  a  mnemonic  code
which  appears  on  the  display.  For  more
info please refer to the following page.

Buttons

Selects the operating mode:
If the Heating mode is enabled, each time
the button is pressed the following sequence
occurs:
stand-by ->� cooling ->�heating -> stand-by
If the Heating mode is not enabled:
stand-by -> cooling -> stand-by

Resets alarms and modifies the set point.
Press once to reset all inactive alarms that
can be reset manually.
If you hold the button down for 2 seconds,
the unit displays the set point of the set
mode.

If you press both buttons at the same time
and then release them within 2 seconds, you
go down one level in the display menu.
If you press both buttons for more than 2
seconds, you move one level up.
If the last level of a menu is displayed, press
the button and release it within two seconds
to go up one level.

In menù operating mode it shows the pre-
vious label or increases the shown value
(depending on the context).

In menù operating mode it shows the fol-
lowing label or decreases the shown value
(depending on the context)

MODE

SET

Display

In Normal mode, the unit displays:
•  the  control  temperature,  in  tenths  of
degrees  Celsius  with  a  decimal  point  or
in Fahrenheit with no decimal point.
•  the  alarm  code,  if  at  least  one  is  acti-
ve.  If  several  alarms  are  active,  the  unit
displays  the  first  alarm  listed  in  the
Alarm Table.
•  If  temperature  control  is  not  based
on  the  analogue  inputs  and  is  linked  to
the  status  of  a  digital  input  (AI1  or  AI2
configured  as  digital  inputs),  the “On”
or “Off”  label  will  be  displayed,  depen-
ding  on  whether  temperature  control  is
active or not.
•  In  Menu  mode,  displaying  varies
according  it  the  position.    Special  labels
and codes are used to help users identi-
fy the function that has been set.
Decimal point: when displaying the ope-
rating  hours,  it  indicates  that  the  value
must be multiplied x 100.

In  normal  operation,  the  display  shows
the temperature given by the NTC probe
on the exhaust flow (room temperature).
To  display  the  setting  keep  the  button
“set” pushed for nearly 3 seconds.

Leds

LED 1 compressor 1

•

ON if compressor 1

is active

•

OFF if compressor 1

is inactive

• BLINK if safety timing is in progress

Defrost LED

•

ON if defrosting is