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Instrument Control (GPIB, Serial, VISA, IVI)

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need help to connect my data logger via the serial port

Hello there,

 

I just started to use LabView and need a bit help to connect my Agilent 34970a logger with my computer.

I run the LabView version 6.1 and connect the logger via the serial port to my notebook. I can see the logger with the measurement and automation explorer and I’m able to communicate with the device per VISA Session.

Then I installed the drivers in LabView so that I should be able to run the examples of the driver package but I always get an error that LabView can’t find the device.

The error code is Hex 0xBFFF003A and the funny thing that I get exactly the same error if I run the VI with a disconnected logger.

Because of this fact I think that my problem is a connection thing but I can’t find my mistake and couldn’t find any information in the manuals or in old forum messages.

 

Does anyone have an idea how I can check my connection or know maybe my mistake because unfortunately I run out of ideas to solve it by my own?

 

 

Thanks a lot

 

Regards

 

stiff

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hi stiff master,

i want refer you to the following linsk:

http://zone.ni.com/devzone/conceptd.nsf/webmain/166200887455792786256fe3006901ae

http://sine.ni.com/apps/we/niepd_web_display.display_epd4?p_guid=E67ED8E9BA553F06E0340003BA230ECF&p_node=DZ52282&p_source=External


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Hallo TimoS,

 

Thanks a lot for your replay!!!

Your first link I read already before I wrote my question into the forum but unfortunately is the customer application example, in this link, for a Logger with Matrix Card and I’ve got a 20 Channel Multiplexer Card. I did all the other things similar to this advice but I do work, I always get the failure that my connection isn’t right!

 

Your second link was new for me but this VI’s just work with a proper communication between PC and logger.

 

Do you have another tip for me how I can check the connection? Or maybe you need more information to get a picture of the situation; just let me know!

 

Thank you very much for your effort and I hope to here soon from you.

 

Cheers Chris

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hi,

you can use the visa test panel in the max

regards timo
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Good day Timo,

 

Thanks for your awesome advice! When I read you mail I was surprised that you talk about a VISA Test Panel because didn’t saw this at my MAX. Then I could remind me when I was trying to update my MAX I had always a connection problem to the NI server. So that I tried it again; with success! I’ve got the new NI-VISA with VISA Test Panel and now I can use my Logger with LabView. It’s really funny because my old VISA wasn’t that old all setting are similar! However, that’s not my business anymore.

 

I thank you very much for your outstanding efforts!

 

Hang loose

 

chris

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