Campbell Scientific RF401A-Series Spread Spectrum Radios - Manual (Page 8)

Table of Contents
10.3 Antenna Cables ................................................................................. 17
11. Operation ................................................................... 17
11.1 Main .................................................................................................. 18
11.1.1 Active Interface .......................................................................... 18
11.1.2 SDC Address .............................................................................. 19
11.1.3 RS-232 Baud Rate ...................................................................... 19
11.1.4 Protocol ...................................................................................... 19
11.1.5 RF Hop Sequence ....................................................................... 20
11.1.6 RF Network ................................................................................ 20
11.1.7 RF Radio Address ...................................................................... 20
11.1.8 Power Mode ............................................................................... 20
11.1.9 Retry Level ................................................................................. 21
11.1.10 Radio TX Power Level ............................................................... 22
11.2 PakBus®............................................................................................ 22
11.2.1 PakBus Address ......................................................................... 22
11.2.2 PakBus Beacon Interval ............................................................. 22
11.2.3 PakBus Verify Interval ............................................................... 23
11.2.4 Central Router ............................................................................ 23
11.2.5 Neighbors Allowed .................................................................... 23
11.3 Advanced ........................................................................................... 23
11.3.1 Serial Number ............................................................................ 23
11.3.2 Operating System Version ......................................................... 23
11.3.3 Radio Firmware Version ............................................................ 24
11.3.4 Received Signal Strength ........................................................... 24
11.3.5 Retransmit Failures .................................................................... 24
11.3.6 ME Baud Rate ............................................................................ 24
11.3.7 RS-232 Parity ............................................................................. 24
11.3.8 RS-232 Stop Bits ........................................................................ 24
11.3.9 RS-232 Character Length ........................................................... 24
11.3.10 RS-232 Auto Power Down ......................................................... 24
11.3.11 AT Sequence Character .............................................................. 24
11.3.12 Silence Time Before Command Sequence ................................. 24
11.3.13 Silence Time After Command Sequence ................................... 25
11.3.14 AT Command Mode Timeout .................................................... 25
11.3.15 Net Address Mask ...................................................................... 25
11.3.16 Radio Address Mask .................................................................. 25
12. Attribution .................................................................. 25
Appendices
A.
Part 15 FCC Compliance Warning ......................... A-1
B. Distance vs. Antenna Gain, Terrain, and Other
Factors ................................................................... B-1
B.1 Introduction ..................................................................................... B-1
B.2 How Far Can You Go? .................................................................... B-2
B.2.1 Overview .................................................................................. B-2
B.2.2 Link Analysis ........................................................................... B-2
B.2.3 Transmitter Power .................................................................... B-3
B.2.4 Cable Loss ................................................................................ B-3
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