Start concurrent measurement (aC) - WXT530

WXT530 Series User Guide

Document code
M211840EN
Revision
F
Language
English (United States)
Product
WXT530
Document type
User guide

Use this command when there are several devices on the same bus and simultaneous measurements are needed from the devices, or if more than 9 measurement parameters are requested from a single device.

The measured data is not sent automatically. You must request it with the Send data command aD.

Command format:

aCx!
a Device address
C Start concurrent measurement command
x The desired measurement
1 = Wind
2 = Temperature, humidity, and pressure
3 = Precipitation
4 = Analog input
5 = Supervisor
If x is left out, the query refers to combined data message in which the user can request data from several sensors with just one command. See the following example.
! Command terminator

Response:

atttnn<cr><lf>
a Device address
ttt The measurement completing time in seconds
nn The number of the measured parameters available (maximum number is 20)
<cr><lf> Response terminator
For information on changing the message parameters, units and other settings, see Sensor configuration and data message formatting.