Acknowledge active command (a), Mwv wind speed and direction query – Vaisala WXT520 User Manual
Page 96
User’s Guide ______________________________________________________________________
94 __________________________________________________________________ M210906EN-C
Acknowledge Active Command (a)
This command is used to ensure that a device is responding to a data
recorder or another device. It asks a sensor to acknowledge its presence
on the bus.
Command format: a
The response:
a
Example:
0
0
MWV Wind Speed and Direction
Query
Request the wind speed and direction data with a MWV query
command. For using MWV query the NMEA Wind formatter
parameter in the wind sensor settings shall be set to W (see section
). With MWV query only wind speed and
direction average values can be requested. For obtaining min and max
data for speed and direction, see section
where
a
=
Device address
=
Command terminator
where
a
=
Device address
=
Response terminator