User manual
Y1-03-0228 Rev. B 
2 
Foreword 
Thank you for purchasing from ACR Electronics, Inc. We design, manufacture and distribute quality products knowing 
they  are  used  to  save  lives.  Many  of  our  products  are  required  to  be  tested  and  approved  by  regulatory  bodies 
worldwide. We believe in going beyond those specifications to insure our products work when needed in real world 
conditions. With proper care and maintenance your ACR product will last for years. It is important that you thoroughly 
read this product support manual to understand the proper care and use of your ACR product. 
ACR is proud to be certified to ISO 9001:2000, the International Standard for Quality. 
ACR  Electronics  diligently  works  to  provide  a  high  quality  Product  Support  Manual,  however,  despite  best  efforts, 
information is  subject  to  change  without  notice,  and  omissions  and  inaccuracies  are  possible.  ACR  cannot  accept 
liability for manual contents. To ensure that you have the most recent version of the Product Support Manual, please 
visit the ACR website at www.acrelectronics.com. 
Table of Contents 
SECTION 1 – PRODUCT FEATURES ....................................................................................................................................... 3 
1.1  Getting To Know Your Beacon................................................................................................................................... 3 
SECTION 2 – REGISTRATION OF 406 MHZ BEACONS ......................................................................................................... 3 
2.1  Registration Importance (Registration is FREE and can be updated as many times as you want) .................... 3 
2.2  Where to Register ........................................................................................................................................................ 3 
2.3  Registration in the United States ............................................................................................................................... 4 
2.4  Registration in Canada ............................................................................................................................................... 4 
2.5  Registration in Other Countries ................................................................................................................................. 4 
2.6  Change of Ownership or Contact Information.......................................................................................................... 5 
2.7  Lost or Stolen Beacons .............................................................................................................................................. 5 
SECTION 3 – FALSE ALERTS .................................................................................................................................................. 5 
3.1  Prevention of False Alerts .......................................................................................................................................... 5 
3.2  Reporting of False Alerts ............................................................................................................................................ 5 
SECTION 4 – OPERATION ........................................................................................................................................................ 6 
4.1  Activation (406 MHz and 121.5 MHz).......................................................................................................................... 7 
4.2  406/121.5 Antenna Position ........................................................................................................................................ 7 
4.3  Activation with GPS .................................................................................................................................................... 7 
4.4  GPS Receiver Orientation ........................................................................................................................................... 8 
4.5  Deactivation ................................................................................................................................................................. 8 
4.6  Self Test........................................................................................................................................................................ 8 
4.7  Battery Witness Seal Life............................................................................................................................................ 8 
4.8  GPS Testing ................................................................................................................................................................. 8 
SECTION 5 – ACCESSORIES ................................................................................................................................................... 9 
5.1  Multi-Function Belt Clip .............................................................................................................................................. 9 
5.2  Attachment Clip ......................................................................................................................................................... 10 
5.3  Flotation Pouch ......................................................................................................................................................... 10 
SECTION 6 – CARE AND MAINTENANCE ............................................................................................................................. 10 
6.1  Routine Maintenance ................................................................................................................................................ 10 
6.2  Battery Replacement ................................................................................................................................................. 11 
SECTION 7 – THE SEARCH AND RESCUE SYSTEM ........................................................................................................... 11 
7.1  General Overview ...................................................................................................................................................... 11 
7.2  Satellite Detection ..................................................................................................................................................... 11 
7.3  Global Positioning System (GPS) ............................................................................................................................ 12 
SECTION 8 – TECHNICAL INFORMATION ............................................................................................................................ 12 
8.1  Characteristics........................................................................................................................................................... 12 
8.2  Applicable Documents .............................................................................................................................................. 12 
8.3  Specifications ............................................................................................................................................................ 13 
WARNING: Contains Lithium Battery 
To avoid possible fire, explosion, leakage or burn hazard, do not open, recharge, 
disassemble or heat beacon above +70ºC (+158ºF) or incinerate. 
These products may contain lithium in the form of a battery. Shipping of hazardous materials requires special handling 
and documentation. MSDS sheets, along with shipping information, can be found on our website at 
http://www.acrelectronics.com/hazmat/default.htm. 










