iv SD Series Technical Manual MDS 05-4846A01, Rev. D
Sleep Mode Example ...................................................................................................... 81
8.5 User-Programmable I/O Functions ....................................................................................... 82
8.6 Technical Specifications ...................................................................................................... 82
8.7 dBm-Watts-Volts Conversion Chart ........................................................................................ 89
9.0 GLOSSARY OF TERMS & ABBREVIATIONS ............................................................................ 84
Copyright and Trademark
This manual and all software described herein is protected by Copyright: 2010 GE MDS, LLC. All
rights reserved. GE MDS, LLC reserves its right to correct any errors and omissions in this publi-
cation. Modbus
®
is a registered trademark of Schneider Electric Corporation. All other trademarks
and product names are the property of their respective owners.
Quality Policy Statement
We, the employees of GE MDS, are committed to understanding and exceeding our customer’s
needs and expectations.
• We appreciate our customers’ patronage. They are our business.
• We promise to serve them and anticipate their needs.
• We are committed to providing solutions that are cost effective, innovative and reliable, with
consistently high levels of quality.
We are committed to the continuous improvement of all of our systems and processes, to improve
product quality and increase customer satisfaction.
RF Safety Notice
Concentrated energy from a directional antenna may pose a health hazard to
humans. Do not allow people to come closer to the antenna than the distances
listed in the table below when the transmitter is operating. More information on
RF exposure can be found online at the following website:
www.fcc.gov/oet/info/documents/bulletins.
Antenna Gain vs. Minimum RF Safety Distance
Antenna Gain
0–5 dBi 5–10 dBi 10–16.5 dBi
Safety Distance (SD4) 0.79 meter 1.41 meters 3.05 meters
Safety Distance (SD9) 0.46 meter .82 meters 1.74 meters
Safety Distance (SD2)
For SD2, maintain an RF safety distance of
1.50 meters for a 7 dBd (9.15 dBi) antenna.
Use of higher gain antennas means
increasing the distance accordingly.
Safety Distance
(Other SD models):
Consult factory prior to operation.
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