
4
PRESENTATION OF THE SYSTEM
This system's devices communicate on two different
frequency bands: the messages emitted between
the control unit, the detectors, and the warning
indicators are sent simultaneously on the following
two frequencies: 434 and 868 MHz.
This guarantees the sending of information,
irrespective of the environment and of the attempts
to disturb one of the frequencies.
Detect
2
Signal - alert
4
Control
1
-
+
OK
INFO
C
4-key
remote-control
Control keypad
Movement
detector
Opening
detector
Alarm control unit
with siren and
telephone
transmitter
3
Analyse,
process
Alarm ON / Alarm OFF
Maintenance Program mode
2 secs.
Alarm memory-stored / In progress
System sabotage alarm
Discharged batteries
Peripheral units fault /
Telephone line fault
Passage open signal
Outdoor siren
Outdoor siren with
flashing light
Maximum capacity of the elements supported by the
system:
- various detectors
40 max
- remote-controls
14 max
- emergency call panic buttons
4 max
- control keypads
4 max
- transmitters
2 max
- sirens
4 max
The security of every element is guaranteed thanks
to a unique identifier and to periodic supervision by
radio.
PRESENTATION
1
Summary of Contents for H4
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