Appendix A. Message formats
A.1 Wind message formats
More information
‣
Configuring message and communication settings (page 68)
‣
MWV message format (page 90)
‣
WMT700 data message 24 (page 91)
‣
WAT11 message (page 92)
A.1.1
MWV message format
The variable-length comma separated MWV as defined by NMEA 0183 can be used to
receive wind data.
$<transmitter ID>MWV,<dir>,<ref>,<spd>,<uni>,<sta>*<chk><CR><LF>
Name
Description
$
Fixed character
<transmitter ID>
Two characters or Pxxx.
1)
MWV
Fixed characters
<dir>
Wind angle, 0 to 359 degrees
<ref>
Reference:
• R = Relative
• T= Theoretical (not used)
<spd>
Wind speed
<uni>
Wind speed units:
• K = km/h
• M = m/s
• N = kts
<sta>
Status:
• A = Valid data
• V = Invalid data
*
Fixed character
<chk>
Checksum: 8‑bit XOR, between and excluding $ and *
<CR>
Carriage return code, ASCII 0Dh
WID511 User Guide M211109EN-L
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