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UTC. All Rights Reserved. 

1

 

P/N 0000000 – Rev. A – 06 Nov 12  

5845GBW-OEM 

Glass Break Detector 

 

Product Introduction

 

The 5845GBW Glass Break Detector (product) is ideal for applications 

where hardwired acoustic sensors are impractical, listens for actual 
patterns of breaking glass using Pattern Recognition Technology™ 
across the full audio band. The factory set recognition patterns detect 
breaking glass of  framed perimeter windows in a building vs.  a 

drinking glass breaking within a room. This product features a 20-ft. (6 
m) range from sensor to glass. 
 
The product is suitable for use in quiet occupied areas on the perimeter 

loop. The sensor’s low-profile housing conceals the wireless transmitter 
and battery.  
 
A simple hand  clap feature lets the user confirm that the sensor is 

operational, or a handheld tester can be activated at close range. 

 

 

 
This wireless Glass Break Detector  complies with the ANSI/UL 639 
standard for Intrusion products. It is intended for residential indoor 
dwelling unit applications and other areas approved by the authority 

having jurisdiction (AHJ). It is not intended for use in industrial 
applications. 
 
This product operates in conjunction with your wireless Control Panel, 

providing a local indication. Refer to the panel installation instructions 
for revision verification details. Please contact Technical Support for any 
questions regarding compatibility. 
 

About This Guide 

This User Guide describes how to install, the operation and 
maintenance of this product. The User Guide is organized as you intent 
to use this product with step by step instructions. 
 

Keep this document in a handy location and refer to it when you have 
questions about this product and its functions and features. Reading 
this guide is the only way to learn how to use your product wisely and 
to know how to react in the event of an alarm. 

 

  Attention:

  Please take a few minutes to thoroughly read this 

guide which should be saved for future reference and passed on to 
any subsequent owner. 
 
 

1.

 

General Information

 

Congratulations on purchasing your Glass Break Detector. This product is 

designed to be used with a Control Panel  as  an intrusion  signaling 
device.  
 
Install the sensor on a perimeter loop armed whenever the door and 

window contacts are armed. Avoid 24-hour loop applications  where 
the sensor is armed all day and all night. The false-alarm technology 
will be pushed to its limit in a 24-hour loop. 

 
 
 

 
 
The sensor’s false-alarm immunity is best in rooms with only moderate 
noise. Some sounds can duplicate the points on the  glass  break 

pattern the sensor detects.  The sensor may not consistently detect 
cracks in glass, or bullets which break through the glass. Glass break 
sensors should always be complemented with interior protection. 
 

Parts List 

One Glass Break Detector 
One CR123 Lithium Battery 
Mounting Screws and Anchors 
User Guide 

 
 

2.

 

Mounting Guideline

 

This  product  is a member of  a reliable, high-quality product family 
using the latest technology available. Review the information in this 

section to ensure you get the most out of the product.  
 

Choosing an Installation Location 

The sensor must always be in direct line of sight of all windows to be 

protected. The sensor cannot consistently detect glass breaking around 
corners or in other rooms. There is no required front, back, up or down 
orientation.  
 

Wall mount…  
The best wall-mount location is on the opposite wall, assuming the 
glass to be protected is within the sensor’s range and line of sight. The 
adjoining wall can also be used. 

 
Ceiling mount… 
Mount the sensor in a location that is in direct line of sight of the glass 
to be protected. However, since sound travels directionally out from a 

broken window, a position 8 ft. (2.4 m) into the room provides better 
detection. 
 
Use the following guidelines to determine the best mounting location: 

o

 

Mount the sensor at least 3.3 ft. (1 m) from the windows being 
protected and at least 4 ft. (1.2 m) from noise sources such as 
TVs, speakers, sinks, and doors. 

o

 

Mount the sensor in the direct line of sight of the glass to be 
protected. 

o

 

Mount the sensor in a suitable environment: temperature 
between 0 and 120°F (-18 and 50°C); and humidity between 10 
and 90% non-condensing.  

o

 

Mount the sensor on a stable surface up to 25 ft. (7.6 m) from 
the farthest point on the glass surface. 

 

Recommended locations and Range 

The sensor is omni-directional, providing 360° coverage. Coverage is 

measured from the sensor to the point on the glass farthest from the 
sensor. The sensor can be mounted as close as 3.3 ft. (1 m) from the 
glass. The maximum range depends on the type of glass being 
protected: 

 

o

 

Armor-coated glass

 - Mount sensor no more than 12 ft. (3.6 m) 

from the glass. 

o

 

Plate, tempered, laminated, and wired glass

  -  Mounted on 

the ceiling or the opposite or adjoining wall, maximum range is 
25 ft. (7.6 m). 

Summary of Contents for 5845GBW-OEM

Page 1: ...e sensor is armed all day and all night The false alarm technology will be pushed to its limit in a 24 hour loop The sensor s false alarm immunity is best in rooms with only moderate noise Some sounds can duplicate the points on the glass break pattern the sensor detects The sensor may not consistently detect cracks in glass or bullets which break through the glass Glass break sensors should alway...

Page 2: ...ocated in the front Remove the top cover by using a flat bladed tool in the screw location to pry open the top cover Locate the mounting location and drill holes in base per the mounting impression in the base Use the anchors and screws to secure the product to the mounting surface C Replace the product s top cover Snap the top onto the base Replace the screw into the front location 4 Basic Operat...

Page 3: ...ntrol panel into sensor test mode for all testing helps to protect against false alarms and unintentional central station reporting This product has three test methods o Wake Up Test A hand clap should wake up the glass break detector o RF Communication Test Tests the communication path with the control panel o Glass Break Functional Test Tests the functional operation of the glass break sensing e...

Page 4: ...l 20 ft 6 m conditions Do not exceed the rated range of the sensor regardless of what the tester shows 8 Defaulting the Detector This step should only be performed by a qualified service technician A Remove the top cover from the product B Remove the battery C Press the enrollment switch in the RF circuit inside the product and hold until you replace the batteries D Replace the battery while still...

Page 5: ...trol panel The Sensor Diagnostic for Security Zone name appears as the system detects the current signal strength between the selected sensor and the control panel Trouble Refer to Section 13 for trouble shooting guidance Low Battery Replace the batteries per Section 5 Installing Replacing Battery 13 Troubleshooting Product does not power up properly or reports low battery o Be sure the battery is...

Page 6: ...king properly AN ALARM SYSTEM IS NOT A SUBSTITUTE FOR INSURANCE Limited Warranty Edwards is a brand of UTC Fire Security The manufacturer warrants this product except batteries to be free from defects in material and workmanship under conditions of normal use for a term of 3 years from the date of manufacture During the warranty period if a UTC Fire Security product or any of its components become...

Page 7: ...Manufacturer nor any other person is authorized to modify this warranty in any respect Repair or replacement as stated above is the exclusive remedy of the purchase hereunder This warranty gives you specific legal rights and you also have other rights which vary from state to state End of document ...

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