Instrument Control (GPIB, Serial, VISA, IVI)

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Getting milliseconds precision from Keithley GPIB

Hello,

I used one of the VI's that I found in the forum for Keithley6517A.

The GPIB string that I get from 'GPIB read' is in the format of:  -0.023230E+00VDC,01:10:59.00,19-Sep-2014,+37266rdng#

 

There are few measurements of voltage or current within a second but the seconds in the string increase by 1, and the milliseconds always appear as zero.

I would like to get the milliseconds, it must be something simple that I'm missing...

Appreciate your help,

 

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which VI are you using? I'm personally not familiar with the Keithley 6517A. Does it have millisecond precision for the readings you are trying to get? I would think that there is some configuration setting or command that gets those milliseconds.

Daniel C.
Applications Engineer
National Instruments
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Why do you think that ms are measured at all

greetings from the Netherlands
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why shouldnt they?

I tried to send APERture...

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Are you saying that you've read the manual or asked Keithley about the internal timestamp? Why would you think the aperture command would affect the result display? I don't see how your question is related to LabVIEW or NI hardware.
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