Led status
Off
On
1 Blink
2 Blinks
3 Blinks
4 Blinks
5 Blinks
6 Blinks
5.1 - HOT/COLD GENERATOR SWITCHING ON CONSENT CONTACT
The screw connector (C) on the black and grey cables of the thermoelectric head is a
free contact (closed = valve open, 230 V max, 1 A max) to give consent for switching
on of the hot/cold generator.
5.2 - CONFIGURATION
Disconnect power feeding from the board before config
J1 - MOUNT
ON: Installation of the high wall unit.
OFF: Not used.
J2 - SEL1 and J3 - SEL2
SEL1
OFF
OFF
ON
ON
Only at first start-up of the board, for approximately 3 seconds, the relay of the
valve carries out a series of commutations to confirm the selected configuration.
Once the operations have been completed, reposition the previously disassembled
parts taking care to connect the earth connection cable. Secure the front panel by
means of the screws, then power the machine.
Mode of operation
Board in Stand-by (contact CV open)
Board on (contact CV closed)
Temperature H2O > 20°C in summer mode or
Temperature H2O < 30°C in winter mode
Motor locked/disconnected or safety grille open
Water temperature sensor open or short circuited
THIS SIGNAL IS NOT AN ALARM
At every start-up, the system checks the software version of the
power board
The motor feedback indicates a speed > 1400 rpm
The motor feedback indicates a speed < 100 rpm
(see locked fan function)
SEL2
OFF
Not used
ON
Not used
OFF
Units with Flap
ON
Not used
Bi2 WALL AR 1000/1200/1400
EN - 23