tau D750M Notice D'installation page 16

broken the control unit will not accept any opening command. To eliminate the safety
system control, position dip-switch 6 to OFF.
19 - 20 ELECTRIC LOCK power output 12 Vac max. 15 W;
21 - 22 2nd RADIO CHANNEL output; the output mode can be selected by Dip 7 - 8;
23 - 24 GATE OPEN WARNING LIGHT output; 24 V ac, max 3W; the light lights with the same
frequency as that of the fl ashing light for the entire opening and closing manoeuvre and
remains on if the gate is open and off when the gate has closed;
25 - 27 24 Vac external transmitting photocell power supply output for safety device control
(connect the external TX photocell only) max. of 2 photocell transmitters;
26 - 27 24Vac output, 10W for the power supply of photocells, external receivers, etc.
28 - 29 AERIAL input (EARTH=28, SIGNAL=29);
Dip-switches
TRIMMER
T.R.A. second motor delay adjustment during closing cycle: from approx. 2 to 10 sec.;
T.L. Work Time adjustment: from approx. 5 to 40 seconds.
T.C.A. Automatic closing time adjustment from 2 to 120 seconds.
N.B.: turn the TRIMMER clockwise to increase adjustments; turn it anticlockwise to de-
crease.
DIP SWITCH
1 ON: after opening, the gate automatically closes when the delay set on the T.C.A. trimmer
expires;
OFF: automatic closing disabled;
2 ON: with automatic closing enabled, a sequence of open/close commands causes the gate to
OPENCLOSE-OPEN-CLOSE etc (see also dip switch 4);
OFF: in the same conditions, the same command sequence causes the gate to OPEN-STOP-
CLOSE-STOP-OPEN-STOP (step-by-step);
3 ON: the gate ignores the close command while it is opening (NO REVERSE);
OFF: the gate behaves according to the position of dip-switch n° 2;
16 D750M
LOGIC ADJUSTMENTS