Altronix ALSD2 Specsheet
ALSD2 - Siren Driver
6 to 18VDC
C
ONTROL PANEL
SPEAKERS
4 Ohms Min.
+
O
UTPUT
2
---
+
O
UTPUT
1
Overview:
The ALSD2 is a high output very low current draw dual channel siren driver
designed to work with alarm panels with limited current capability.
Specifications:
• 6VDC or 12VDC operation.
Parallel or series speaker wiring
103 db @ 10 ft. @ 6V - 8 Ohms
105 db @ 10 ft. @ 6V - 4 Ohms
106 db @ 10 ft. @ 12V - 8 Ohms
111 db @ 10 ft. @ 12V - 4 Ohms
Current draw range from .3 amp to 1.22 amp based
on speaker resistance and supply voltage.
• Two (2) channel operation - steady or yelp.
• Very low current draw.
Board Dimensions (appro
Installation Instructions:
Mount the ALSD2 in desired location.
1.
2. Connect 4 Ohm or 8 Ohm speakers to terminals marked [SPKR]
(see suggested speaker wiring diagrams below).
3. Connect 6VDC to 12VDC from output terminals on control panel or
other desired power source
(observing polarity) to [GND] and [STY+] or [YLP+] on ALSD2.
Note: Steady tone overrides yelp tone if both channels are triggered simultaneously.
ximate): 1.75”H x 2.75” W x 1.1” D
Voltage Current Drain Load
6V
.3A 8 Ohms
6V .61A 4 Ohms
12V .55A 8 Ohms
12V 1.22A 4 Ohms
Typical Speaker Wiring Diagrams:
Two (2) Speakers
8 Ohms each
Four (4) Speakers 4 or 8 Ohms each
Three (3) Speakers 8 Ohms each
Two (2) Internal/External Hook-up
Fusing Exter
Speakers:
Speakers that ar
outside a building should have a
2.5 amp fuse placed in series
with the speaker leads so that
any attempt to short the speaker
leads will blow the fuse on that
speaker while other speakers will
continue to operate.
nal
e accessible fr
om
Altronix is not responsible for any typographical errors. Product specifications are subject to change without notice.
140 58th Street, Brooklyn, New York 11220 USA, 718-567-8181, fax: 718-567-9056
web site: www.altronix.com, e-mail: info@altronix.com, Lifetime
IIALSD2 - Rev. 070202 L02D
Warranty, Made in U.S.A.
MEMBER
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