Manual

Chapter 5 ______________________________ Operating WMT700 with WS425 and SDI-12 profiles
VAISALA _______________________________________________________________________ 61
Configurable Parameters
Table 21 below lists the configurable parameters and their allowed and
default values for the SDI-12 profile.
Table 21 Configurable Parameters for SDI-12 Profile
Parameter Default
Value
Profile-specific Allowed
Values
Description
address 1 1, 2, 3, 4, 5, 6, 7, 8, 9 Address for WMT700.
autoPort 1 2 = COM2 port Serial port to which WMT700 sends automatic
data messages.
autoSend 0 0 = automatic messages
disabled
Automatic data message number. Selects the
data message format for automatic messages.
com2_baud 4 1 = 1200 Baud rate for serial port COM2.
Changes take effect only after reset or the
RESET command.
Note that low bit rate can affect measurement
timing, if WMT700 cannot send the data message
before new measurement starts.
com2_data 8 7 = 7 data bits Data bits for serial port COM2.
Changes take effect only after reset or the
RESET command.
com2_interf 0 2 = SDI-12 Interface for serial port COM2.
Changes take effect only after reset or the
RESET command.
com2_parity 0 1 = even Parity for serial port COM2.
Changes take effect only after reset or the
RESET command.
com2_protocol 0 1 = SDI-12 Profile for serial port COM2.
com2_stop 1 1 = 1 bit Stop bits for serial port COM2.
Changes take effect only after reset or the
RESET command.
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 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.
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.