10
4.2
DESCRIPTION OF THE CONTROL BOARD
Caution
! Shut off the mains power
and disconnect the batteries before
servicing the inside of the unit.
The control panel is powered with a 230V
(AC.) voltage in the terminals L-N and is
protected in input with a 1A mains fuse.
The control devices are a low-voltage type
and protected with a 315mA fuse. The
overall rated power of the 24V accessories,
protected with a 1.6A fuse must not exceed
37W. 5A gearmotor-protection fuses.
Control and safety logic
The control unit has an amperometric
device. It allows constant testing of the
motor power, which can be adjusted with
the
Trimmer Sens., see adjustments
When an obstacle is encountered, the
amperometric device causes:
a
) the gate during opening to re-close;
b
) the gate during closure to re-open.
Caution
: in the case of b, after finding an
obstacle 3 consecutive times, the gate is
stopped at the open position and automatic
closing is excluded; to resume movement,
you must press the command pushbutton
or use the remote control.
The board’s functions are:
-
opening-closure command, pushbutton
connected to G-Ps or by radio-control, gate
opening and closing, see dip switch 2 and
3 (function selections);
-
partial-opening command , pushbutton
connected to G-Pp, opening for pedestrian
passage, see adjustments;
-
total stop, pushbutton connected to the
ST-G terminals, gate stops with exclusion
of the automatic closing cycle;
-
“Maintained Action” command, see dip
switch 6 (function selections);
-
pre-flashing, see dip switch 4 (function
selections);
-
automatic closing, see dip switch 1
(function selections) and adjustments;
-
obstacle detection, see dip switch 5
(function selections);
-
check test of the photoelectric cells, see
dip switch 9 (function selections).
The photoelectric cells may be pre-set for:
-
re-opening during closure, see dip switch
7 (function selections);
-
partial stop, see dip switch 8 (function
selections).
.
The board includes trimmers for adjusting:
- automatic closing time;
- closure delay of the second gearmotor;
amperometric sensitivity.
