11
air damper or any other compatible climatic equipment is sent.
Control signal parameters:
• maximum current 1A;
• maximum voltage 250 V.
Access to the control circuit board and connection of the external control equipment:
• unscrew the front part of the control panel;
• remove the cover;
• connect the external control unit to the control board;
• assemble the control panel in the reverse order.
32 33 34 35 36
1.
2.
3.
External
External
External
External
control
control
control
control
unit
unit
unit
unit
SPEED CONTROL
1. Set the speed switch in
STANDBY
position.
LED2
glows.
2. Enter the setup mode for exhaust and supply fan by pressing the
MODE
button quickly.
Speed
Times required to press
MODE
button
Indication of
LED1
and
LED2
during mode activation
LOW
4
four-time synchronous blinking
MED
5
fi ve-time synchronous blinking
HIGH
6
six-time synchronous blinking
3. Adjust the fan speed using the
EXHAUST
and
FRESH
speed controllers.
4. Save the settings by pressing and holding
MODE
button, till the
LED1
and
LED2
indicators go out.
To leave the speed setup mode without editing press shortly the
MODE
button.
Example: adjust the
MED
speed.
