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User manual reference -
Page 11
“BT” Button triggers.
P.I.R.A.C. auto-close mode.
Basic operating
features
The BT functions are the primary full gate opening functions for motor vehicle access.
There are three ways of activating the “BT” functions on this control card. Either via the hardwired BT input, on board BT or the BT receiver channel.
In P.I.R.A.C. auto-close mode, all BT triggers are treated as per simple auto-close. The difference in this mode is how the system responds to the safety
beam triggers while the gate is opening. Below is an example of P.I.R.A.C. auto-close mode when the safety beam circuit is triggered while the gate
is in operation.
In this mode mode the following advanced features are available: - Holiday lock-out and Party mode.
NB!
For any auto-close feature to work, a pair of safety infra-red beams must be installed and functioning correctly. If no safety infra-red beams are
installed then the gates will open but not close again.
Action
Response
Momentary BT trigger.
Gate begins
opening.
No buzzer tones.
Safety beam circuit
triggered while gate is
opening.
The gate
continues
opening.
No buzzer tone.
Safety beam circuit
cleared while gate is
opening.
Gate stops and
immediately
starts closing
again.
No buzzer tones.
Safety beam circuit
triggered while gate is
closing.
Gate stops and
immediately
starts opening
again.
No buzzer tones.
Gate reaches open
position while safety
beam circuit is still
triggered.
Gate remains
open waiting
for safety beam
circuit to be
cleared.
No buzzer tones.
Safety beam circuit
cleared while gate is in
the open position.
Auto-close
timer starts
counting down.
No buzzer tones.
Auto-close timer times
out. Safety beam circuit
not triggered.
Gate begins
closing.
No buzzer tones.
At full closed position.
Gate stops.
No buzzer tones.
0
0 sec.
c.
0
20 sec.
Gate closed.