Vaisala WINDCAP WMT700 Series, User Manual

Page: 149 / 210

MWV
Fixed text
<dir>
Wind angle: 0 to 359 degrees
<ref>
Reference: R = relative
<spd>
Wind speed
<uni>
Wind speed unit:
K = Kilometers per hour
M = Meters per second
N = Knots
<sta>
Status:
A = Valid data
V = Invalid data
*
Fixed text
<chk>
Checksum (8-bit XOR, excluding $ and *)
<CR>
Carriage return code, ASCII 0DH
<LF>
Line feed code, ASCII 0AH
Missing Readings
If data is missing due to a measurement problem, the NMEA messages show "V" in the
status field. Wind speed and wind direction fields are left empty.
5.24 WS425 A/B ASCII Profile
In Vaisala WINDCAP Ultrasonic Wind Sensor WS425 User's Guide, this profile was called
the Handar mode.
The following table lists the configurable parameters and their allowed and default values
for the WS425 A/B ASCII Profile.
Parameter Default
Value Profile-Specific Allowed Values Description
autoInt
1 0.25 ... 1000
Resolution: 0.25 Automatic message interval in
seconds.
Do not select a message interval
that is shorter than the time it
takes to send a data message.
autoPort
1 • 1= COM1 port
• 2= COM2 port
Serial port to which WMT700
sends automatic data messages.
Chapter 5 – Operation
147