The SD-3001 optical-acoustic outdoor siren comes in three versions differing by the color of optical
signaling (red in SD-3001 R, blue in SD-3001 BL and orange in SP-3001 O).
1. Features
•
Acoustic signaling by means of dynamic horn.
•
Optical signaling by means of LEDs.
•
Optional operation with a backup battery.
•
Four selectable tones for acoustic signaling.
•
Weatherproofed electronic circuit.
•
Tamper protection in 2 ways – cover opening or tearing housing from the wall.
•
Inner cover of galvanized metal sheet.
•
Housing made of PC LEXAN high-impact polycarbonate, featuring a very high mechanical
strength.
Explanations for Fig. 1:
1 - cover mounting openings.
2 - holes for screws fixing the base to mounting
surface.
3 - dynamic horn.
4 - tamper contact (NC). The mechanical tamper
contact can be optionally replaced with
a hermetically sealed reed switch, which can
be purchased separately.
5 - cable inlet.
6 - hole for a screw fixing the tamper element to
the mounting surface. Be careful when
screwing down the tamper element so as not
to damage the narrowings that connect it with
the housing base (these narrowings will be
broken at an attempt to tear off the siren from
the mounting surface).
7 - electronics board.
8 - water drain opening (do not seal it).
2. Functioning
The siren requires 12 V DC ±15% power supply. The signaling is generated by changing the STA
input status (acoustic signaling) or the STO input status (optical signaling). The way of triggering the
alarm is set by means of the PLA and PLO pins. The alarm can only be triggered 20 seconds after
power-up, provided that during that time the signaling control input status was stable and consistent
with that set by means of pins for inactive status. The 20-second delay prevents the alarm from being
accidentally triggered during installation work.
The maximum duration of acoustic signaling is set by means of the TM0 and TM1 pins (the fact that
the acoustic signaling control output of the control panel will be active longer is of no significance).
OPTICAL-ACOUSTIC
OUTDOOR SIREN
®
Fig. 1. View of the siren housing base.
SD-3001
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