User Guide

Printed in U.S.A., © 1987-2017 Safety Technology International, Inc.
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Waterford, Michigan
48327, USA
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08/15Subject to change without notice.
STI Rex Plus
®
Dimensions and Technical Information
MODEL AVAILABLE
ED-50 Rex Plus Unit
Specifications
Rex Plus consumes a minimal amount of electricity when he’s in his
“detecting” mode, but uses more power when barking.
Power Supply 12 VDC, 100 mA
Frequency 2.4 GHZ
Net Weight 2.2 lbs.(1.0 KG)
Detection Efficiency
Rex Plus’ radar waves can detect intruders through a wide variety of
materials with varying levels of efficiency. The following will serve as a
guide.
Material Effect On Range
Glass Slight reduction
Wooden Doors Slight reduction
Plaster Walls Medium reduction
Metal Heavy reduction
Curtains or Drapes Slight reduction
Fiberglass or Plastic No reduction
Paper Cartons Slight reduction
WARRANTY
Limited 90 day warranty.
WATCH-DOG
7.25 in.
(184mm)
5 in.
(127mm)
3.75 in.
(95mm)
FRONT VIEW
SIDE VIEW
5.25 in.
(133mm)
6 in.
(152mm)