Chapter 4 ________________________________________________________________ Operation
VAISALA _______________________________________________________________________ 41
Handar RS-232
When the sensor uses the Handar RS-232 message, it responds to polling
commands used for requesting data from the sensor. Table 9 below
summarizes these commands.
Table 9 The Handar RS-232 Polling Commands
Command Name Page
I Identify 41
Wx Measurement 41
Ux Measurement unit change 43
Identify Command I
The identify command is I.
The following is an example of the command:
I
VAISALA WS425A/AH 600
Vaisala WS425A/AH is the vendor and model number, 600 is version
6.00 of models WS425A/AH.
Measurement Command Wx
The measurement command is Wx where x is the time for averaging
wind speed and wind direction. x has a range of 1 to 9.
The following is an example of the command:
W5
☻W5P1200013.2TDE♥
The interpretation of the output message is described in Table 10 on
page 42.
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