Name Description
<STX>
ASCII character, Start of text, #002
<ID>
Sensor/message ID: 1 character, A ... Z
<spd>
Wind speed (in meters per second) multiplied by 10. For example, 045 is 4.5 meters per
second (3 digits)
<dir>
Wind direction with 2 octal numbers for 6‑bit binary data, for example, 73 corresponds
to (7×8+3)/64×360 = 332 degrees
Examples of WAT11 message
<STX>A01245
<STX>C21873
Missing reading
The WAT11 message reports missing data as slashes (/////).
Polling WAT11 message
<ESC><ID>
Example of polling command
<ESC>A
Appendix A – Message formats
93
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