Vaisala WXT510 - Manual (Page 73)

Chapter 7 __________________________________________________ Getting the Data Messages
VAISALA _______________________________________________________________________ 71
Command format: aMx!
The response is sent in two parts:
The response part one:
atttn<cr><lf>
The response part two (indicates that the data is ready to be requested):
a<cr><lf>
where
a
= Device address
M = Start measurement command
x = The desired sensor to make the measurement
1 = Wind
2 = Temperature, humidity, pressure
3 = Precipitation
5 = Supervisor
If x is left out, the query refers to the combined data
message used for requesting data from several
sensors with just one command. See
Examples of
aM, aC and aD Commands on page 75 .
! = Command terminator
where
a
= Device address
ttt = The measurement completing time in seconds
n = The number of the measured parameters available
(maximum number is 9)
<cr><lf> = Response terminator
NOTE For changing the message parameters, units and other settings, see
Chapter 8, Sensor and Data Message Settings, on page 93 .