12
+REF: 12V “reference” output; this output is missing during an alarm event
Terminal with voltage that is always available
but is missing when an alarm is generated.
Voltage is still available after the programmed
alarm time is over or when the system is
deactivated.
BUS: terminals for serial line connection
All BUS devices, such as keypads, electronic keys
readers and modules for the input expansion
or accessory modules are connected to these
terminals.
OUT 1,2,3,4,5 : output connection terminals.
“Open collector” signal output. By default there
is a negative at the output in accordance with
the programmed activating event.
Example to activate a tone signal by an external
buzzer or a display visualization by LED (12Vcc
50mA).
ATTENTION: only OUT1 is preset by default as “system status”; the output is active when the
system is disarmed.
LA-LB (LINE) and DA-DB (PHONE): telephone line connection terminals.
If a PSTN line is used, connect the dialer
to the network as shown in the figure:
If a dialer with ADSL network is used, the dialer
MUST be preceded by a splitter as shown in the
figure:
To the user’s
indoor phones
To the user’s
indoor phones