Posted Tue, 30 May 2023 09:04:49 GMT by Doherty, John
Hi Tektalk,&#160;<br> <br> I am new DAQ6510 and Labview user and would like to request some feedback/support on a VI I am trying to modify.&#160;<br> <br> I have modified the attached example to return the measurements that I require for my test, as well as to run continuously until stopped. However, it seems like the application can only return data from the buffer once every second. The data received can contain multiple readings per measurement, however, I would prefer to read the data at a faster rate, say 10 Hz. Is there a method to achieve this?<br> <br> Many thanks,&#160;<br> <br> JD
Posted Tue, 30 May 2023 18:37:07 GMT by Molina, Federico
Hello John,&#160;<br> <br> There are a few ways to increase measurement rates.&#160;<br> <br> 1) Reduce NPLC.&#160;<br> 2) Use Autozero once or OFF.<br> 3) Use fixed range instead of autorange.&#160;<br> <br> You can find some of these subVIs on our LabVIEW drivers. Additionally, you can add those commands to your .VI, please review the reference manual for more information about remote programming:&#160;<a href="https://www.tek.com/en/keithley-switching-and-data-acquisition-systems/keithley-daq6510-manual/model-daq6510-data">Model DAQ6510 Data Acquisition and Multimeter System Reference Manual | Tektronix</a><br> <br> &#160;
Posted Fri, 02 Jun 2023 14:37:11 GMT by Doherty, John
Hi Molina,&#160;<br> <br> Thank you for your response. I have spent some time with the Labview examples and have managed to speed up the measurement when using just one channel and adjusting the settings as you said.&#160;<br> <br> However, when it comes to taking multiple measurements of mixed functions from several channels. I am still only able to return data from the buffer at a rate of one sample every second.&#160;<br> <br> Can you review the attached vi and suggest a way to increase the rate at which I am transferring data?&#160;

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