Vaisala WXT520 - Manual (Page 98)

User’s Guide ______________________________________________________________________
96 __________________________________________________________________ M210906EN-C
Example:
Typing the command $--WIQ,MWVxxx (xxx arbitrary
characters) WXT520 responds
$WITXT,01,01,08,Use chksum 2F*72
which tells that 2F is the correct checksum for the $--WIQ,MWV
command.
Example of the MWV Query:
$--WIQ,MWV*2F
$WIMWV,282,R,0.1,M,A*37
(Wind angle 282 degrees, Wind speed 0.1 m/s)
XDR Transducer Measurement
Query
XDR query command outputs the data of all other sensors except wind.
When requesting also wind data with the XDR command the NMEA
Wind formatter parameter in the wind sensor settings shall be set to T
(see section
Wind Sensor on page 107 ).
Command format: $--WIQ,XDR*hh
The response includes the parameters activated in the data messages
(see
Chapter 8, Sensor and Data Message Settings, on page 107 ).
where
$
= Start of the message
-- = Device identifier of the requester
WI = Device type identifier (WI = weather instrument)
Q = Defines the message as Query
XDR = Transducer measurement command
* = Checksum delimiter
hh = Two-character checksum for the query command.
= Command terminator