wattstopper DT-300 Installation Instructions Manual page 4

If the space is larger than 30' x 30' it will be necessary to use more than one sensor
to ensure complete coverage.
48'
48'
20%
Ultrasonic
Overlap
Sensor
Call 800.879.8585 for Technical Support
20%
Ultrasonic
Overlap
PIR
Coverage
30 ft
(9.14m)
Ultrasonic
Coverage
30 ft
(9.14m)