Vaisala WINDCAP WMT700 Series, User Manual

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Parameter Default
Value
Profile-Specific Allowed Values Description
autoPort
1 1 = COM1 port
2 = COM2 port Serial port to which WMT700
sends automatic data messages
autoSend
0 0 = Automatic messages disabled
19 = NMEA automatic data message Automatic data message number.
Selects the data message format
for automatic messages
com1_protocol
0
1) 4 = WS425 A/B NMEA Standard Profile for serial port COM1
com2_protocol
0 4 = WS425 A/B NMEA Standard Profile for serial port COM2
com2_interf
N/A
2) 0 = RS-485
1 = RS-422
3 = RS-232 Interface for serial port COM2
wndAvg
1 0.25 … 3600
Resolution: 0.25 Averaging time for wind
measurement in seconds
wndOrientation
0 0 = Array facing up
1 = Array facing down Orientation of the array of
WMT700
wndUnit
0
2)
0 = Meters per second
1 = Miles per hour
2 = Kilometers per hour
3 = Knots Wind speed unit
wndVector
1 0 = Scalar averaging Wind averaging method
1) The parameter has no protocol-specific default value. It is determined separately in the configuration code.
2) Wind speed unit and COM2 digital communication interface are defined in the order form. Default setting may be any of the
allowed options, and it can be verified from the unit’s configuration code.
5.22.1 WS425 A/B NMEA Standard Data Message
The standard variable length, comma-separated, MWV wind message is defined by NMEA
0183 V2.20 as follows:
$WIMWV,<dir>,<ref>,<spd>,<uni>,<sta>*<chk><CR><LF>
$WIMWV
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
Chapter 5 – Operation
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