Vaisala WS425 - Manual (Page 61)

Chapter 4 ________________________________________________________________ Operation
VAISALA _______________________________________________________________________ 61
The response is the following:
a<WS_ave><WD_ave><GS><GD><CR><LF>
where
a = The sensor address.
<WS_ave> = Average wind speed over the past yyyy
1
seconds
in currently active units. Format: +(ss)s.s
<WD_ave> = Average wind direction over the past yyy
1
seconds in degrees. Format +(dd)d
<GS> = Gust wind speed; the highest n
1
measurement
running average during the past yyyy
1
seconds,
in currently active units. Format: +(ss)s.s
<GD> = Gust direction; n
1
second average over the same
time period as the gust speed. Format: +(dd)d.
<CR><LF> = Terminates the response.
1) The parameters yyyy and n are issued to the sensor as a part of the
"Place sensor in submode B (aXQx;c.c;n;yyyy!)" command. This
command must be given to the sensor before aR0!. See the command
description for aXQ...! for full description of the parameters.
Start Verification (aV!)
This command tells the sensor to return a verification in response to a
following D0! command. The WS425 verification data includes a
watchdog count, sensor measurement unit settings and the current SDI
mode setting.
The command is the following:
aV!
where
a = The sensor address.
V = The start verification command.
! = Terminates the command.