DSC WLS912L-900 Installation Instructions

Mounting the Detector
Once you have found a location that is within range of
the receiver, you can mount the WLS912L.
1. Remove the mounting plate from the detector.
2. At the selected mounting location, place the
mounting plate on the wall (with the tab facing
down, or to the right), or on the ceiling. Mark the
screw locations. Wall anchors should be used for
all screw locations.
3. Secure the backplate to the wall.
4. Slide the detector onto its backplate.
5. Repeat the installation test using the AFT–100
tester to confirm proper operation.
FCC Compliance Statement
CAUTION: Changes or modifications not expressly approved by Digital Security Controls Ltd. could void your authority to use
this equipment.
This equipment generates and uses radio frequency energy and if not installed and used properly, in strict accordance with the
manufacturer's instructions, may cause interference to radio and television reception. It has been type tested and found to comply
with the limits for Class B device in accordance with the specifications in Subpart "B" of Part 15 of FCC Rules, which are designed
to provide reasonable protection against such interference in any residential installation. However, there is no guarantee that inter-
ference will not occur in a particular installation. If this equipment does cause interference to television or radio reception, which
can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more
of the following measures:
• Re-orient the receiving antenna
• Relocate the alarm control with respect to the receiver
• Move the alarm control away from the receiver
• Connect the alarm control into a different outlet so that alarm control and receiver are on different circuits.
If necessary, the user should consult the dealer or an experienced radio/television technician for additional suggestions. The user
may find the following booklet prepared by the FCC helpful: "How to Identify and Resolve Radio/Television Interference Prob-
lems". This booklet is available from the U.S. Government Printing Office, Washington, D.C. 20402, Stock # 004-000-00345-4.
Limited Warranty
Digital Security Controls Ltd. warrants that for a period of twelve months from the date of purchase, the product shall be free of defects
in material and workmanship under normal use and that in fulfilment of any breach of such warranty, Digital Security Controls Ltd.
shall, at its option, repair or replace the defective equipment upon return of the equipment to its repair depot. This warranty applies
only to defects in parts and workmanship and not to damage incurred in shipping or handling, or damage due to causes beyond control
of Digital Security Controls Ltd. such as lightning, excessive voltage, mechanical shock, water damage, or damage arising out of abuse,
alteration or improper application of the equipment.
The foregoing warranty shall apply only to the original buyer, and is and shall be in lieu of any and all other warranties, whether express
or implied and of all other obligations or liabilities on the part of Digital Security Controls Ltd. This warranty contains the entire war-
ranty. Digital Security Controls Ltd. neither assumes responsibility for, nor authorizes any other person purporting to act on its behalf
to modify or to change this warranty, nor to assume for it any other warranty or liability concerning this product.
In no event shall Digital Security Controls Ltd. be liable for any direct, indirect or consequential damages, loss of anticipated profits,
loss of time or any other losses incurred by the buyer in connection with the purchase, installation or operation or failure of this product.
©2002 Digital Security Controls Ltd.
Toronto, Canada • www.dsc.com
Technical Help Desk (Canada & US): 1-800-387-3630
Printed in Canada 29005723 R005
WLS912L
Glassbreak Detector
Available Models: WLS912L-433, WLS912L-900
Installation Instructions
The WLS912L is a battery-operated glassbreak sensor, designed to detect the sound
produced by the shattering of framed glass. Equipped with an RF transmitter, the
WLS912L establishes a supervised, one–way communications link with the system
controller. The WLS912L uses Dynamic Signal Processing* to provide accurate
detection of plate, laminated, wired and tempered glass types, while rejecting com-
mon false alarm sounds.
Specifications
Operating Voltage: 3.0V (two 3V Lithium batteries)
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Operating Temperature: 0 C - 50 C (32
Operating Humidity: 5% – 95% RH, non-condensing
Maximum detection range
Glass Type Thickness Minimum Glass
Size (L X W)
Plate/ 1/8" – 1/4" 12" X 12"
Tempered 3 – 6mm 30cm X 30cm
Wired/ 1/4" 18"X18"
Laminated 6mm 46cmX46cm
Compatible control units/receivers: (P)NT9010-433, P(C)5132-433 or Envoy
Battery Guidelines and Installation
• Use fresh batteries. Most batteries have a "best before" date printed on their
packaging or on the batteries themselves. Buy batteries that have a "best
before" date of two years or more from your purchase date
• When disposing of used batteries, follow the instructions and precautions
printed on the batteries. Many cities and communities have collection sites or
services for used household batteries. Contact your municipal offices for
information on the disposal of used batteries
• Do not mix old and new batteries
• Dispose of any batteries promptly, keep away from children
NOTE: Use only Energizer Lithium EL123AP, Tekcell CR123A or Panasonic
CR123A lithium batteries. Use of any other battery may present a risk of fire or
explosion.
CAUTION: The cell used in this device may cause a fire or chemical burn hazard if
mistreated. Do not recharge, disassemble, heat above 100°C
(212°F) or incinerate.
To install batteries:
1. Remove the detector from its mounting plate:
If unmounted, hold the detector by its sides and push down on
*Protected under US Patent 5,675,320
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F - 122 F)
Level 1 Level 2
Setting Setting
20ft 10ft
6m 3m
20ft DO NOT USE
6m
the top end of the mount-
ing plate, as shown at
right.
If mounted, press the
detector in the direction
shown below.