Vaisala WXT520 Guide de l'utilisateur télécharger pdf (Page 93)

Chapter 7 __________________________________________________ Getting the Data Messages

VAISALA_______________________________________________________________________ 91

Command format: aRx!

The response:

a+<data fields><cr><lf>

Examples (device address 0):

0R1!0+323+331+351+0.0+0.4+3.0<cr><lf>

0R3!0+0.15+20+0.0+0.0+0+0.0+0.0+0.0<cr><lf>

0R!0+178+288+001+15.5+27.4+38.5+23.9+35.0+1002.1+0.00+0+

0.0+23.8<cr><lf>

where

a = Device address

R = Start continuous 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.

! = Command terminator

where

a = Device address

<data

fields>

= The measured parameters in selected units, separated

with '+' marks (or '-' marks in case of negative

parameter values). The maximum number of

parameters to be measured with one reqeust is 15.

<cr><lf> = Response terminator

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Vaisala WXT520 Guide de l'utilisateur Page 93