DS1033-128A
5
ENGLISH
GENERAL FEATURES
The self-powered internal sounder 1033/428 is equipped with
Dual mode sound management
It is possible to house a backup battery (9V alkaline or Ni-Mh rechargeable)
Controls managed through microprocessor
Chance of programming block inputs referred to positive or negative
Sound time-out in case of permanent lack of block signal (4 different programmable timings)
Protection against opening
1033/428 sounder could generate two different sounds in function of BL1 and BL2 command inputs,
normallly closed type and with programmable reference to Positive or Negative.
BL1 command (f= 3500
– 3700 Hz modulated) is related to the alarm function (high power sound) and it is
controlled by the programmable time-out.
BL2 command (f= 3050 Hz pulsed) could be utilized for additional signalling like pre-alarm, fault, gong, and
so on. To enable this input is necessary to open the JP3 jumper. There are two different sound levels
(High
– Low) selecvtable by means of JP4 jumper (see “CONFIGURATIONS” paragraph).
INSTALLATION
1)
Remove the screw caps and release the screws (Fig. 1).
2)
Utilize one of the planned cable entry holes “A”. If necessary release the electronic board from the
ledge “B” and remove it. There are other pre-fractured holes on three side of the box for cable
trunking / rigid pipe (Fig. 2-A).
3)
Fix the bottom of the siren utilizing “C” holes in case of wall mounting, or “D” holes in case of 3
modules box (Fig. 2).
4)
Lay the sounder to the control panel and configure the jumper.
5)
Close the sounder cover.
CONNECTIONS (FIG.3)
BL2
BL2 COMMAND INPUT - SIGNALLING
BL1
BL1 COMMAND INPUT - ALARM
+
POWER SUPPLY: POSITIVE POLE
-
POWER SUPPLY: NEGATIVE POLE
TAMPER
TAMPER CONTACT
