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5812-RND Acoustic Glassbreak Detector
Acoustic Glassbreak
Detector
5812-RND
Installation Instructions
Description
The 5812-RND is an acoustic glassbreak detector designed
to detect breaking glass from framed windows in the
perimeter of a building. The detector is mounted in the
building interior and uses a power supply from a 12VDC
control panel. The detector is available in a low-profile
round housing.
Features
The detector provides the following features:
•
Range - 5 to 25 feet (1.5 to 7.6 m)
•
Alarm memory - After an alarm and until power is
cycled, the alarm memory can be checked with the hand-
clap test.
•
LED indicator - Red LED provides detector test and
status indication.
•
Tamper resistant - Provides a screw that secures the
cover to the base to prevent tampering.
•
Hand-clap test - In addition to a test mode, you can
confirm the operation of the microphone by clapping
your hands.
What You Will Need
You need the following tools and parts to install the
detector:
•
5812-RND detector including screw to secure the cover
to the base
•
Screws and wall anchors
•
Flat-blade screwdriver
•
Phillips screwdriver
•
Sentrol 5709C hand-held tester
Selecting a Location for the
Detector
The detector can be mounted on ceilings or on walls
opposite or adjacent to the window to be protected. See
Figure 2.
Use the following guidelines to determine the best location
to install the detector.
•
Mount at least 5 feet (1.5 m) from glass windows
being protected.
•
Windows must be at least 12 x 24 inches
(30.5 x 61 cm) square.
•
Avoid locations where lined, insulating, or sound
deadening drapes are used.
•
Mount 12 inches (30.5 cm) away from wall corners.
•
Avoid locations where interior closed wooden
shutters are used.
•
Locate in a suitable envionment as follows:
- Temperature between 32° and 122°F (0° and 50°C)
- Humidity between 10 and 90% non-condensing
•
Mount the detector on a stable surface up to 25 feet
(7.6 m) from the farthest point on the glass surface.
See Figure 2.
•
Avoid locations that expose the detector to possible
false alarm sources such as:
- Glass airlocks and vestibule areas
- Kitchens
- Residential car garages
- Small utility rooms
- Stairwells
- Bathrooms
- Small acoustically live rooms
- Air vents
Figure 1. 5812-RND
Figure 2. Mounting Locations
Wall mount
Ceiling mount
25’ (7.6m)
max.
25’ (7.6m)
max.
UL
¤
C
LISTED
US
