Manual

Chapter 5 ______________________________ Operating WMT700 with WS425 and SDI-12 profiles
VAISALA _______________________________________________________________________ 45
Table 11 Configurable Parameters for WS425 F/G ASOS Profile
Parameter Default
Value
Profile-specific Allowed
Values
Description
autoSend 0 0 = automatic messages
disabled
Automatic data message
number. Selects the data
message format for automatic
messages.
com1_protocol
com2_protocol
(depending on the port
used for operating
WMT700)
0 2 = WS425 F/G ASOS Profile for serial ports COM1 and
COM2.
wndAvg 1 0.25 … 3600
Resolution: 0.25
Averaging time for wind
measurement in seconds.
wndGustTime 3 0.25 … 3600
Resolution: 0.25
Averaging time for wind minimum
and maximum in seconds.
wndOrientation 0 0 = array facing up
1 = array facing down
Orientation of the array of
WMT700.
wndUnit 0 0 = meters per second (m/s)
1 = miles per hour (mph)
2 = kilometers per hour (km/h)
3 = knots (knot)
Wind speed unit.
wndVector 1 0 = scalar averaging Wind averaging method.
To start continuous measurement, use the START command. You can
stop the measurement with the STOP command. For instructions, refer to
Vaisala WINDCAP
®
Ultrasonic Wind Sensor Series WMT700 User's
Guide.
WS425 F/G ASOS Commands
WMT700 responds to each command with a fixed-length message. In
each of the command descriptions below, <CR> is an ASCII carriage
return control character and <LF> is an ASCII line feed control
character.
NOTE
When the WS425 F/G ASOS profile is selected, WMT700 only responds
to upper case characters.
Table 12 below lists the available commands for operating WMT700
with the WS425 F/G ASOS profile.
Table 12 List of WS425 F/G ASOS Commands
Command Description
WA Requests average wind speed and direction message.
WS Requests the verbose Built-In Test (BIT) results.