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Ask an Expert Forum Tenma mod. 72-2550
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Tenma mod. 72-2550

a3world
a3world over 8 years ago

I have a question about this product that I bought few weeks ago. It works without issues with the USB cable provided, but when I use another USB cable, the product does not work. Is it normal? Is there a reason and a solution for this issue? Thank you so much for helping me.

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  • landac
    landac over 6 years ago in reply to cstanton +1
    Many thanks Christopher Stanton Great quick answer We have a 72-2545 at work which is almost the same power supply (60V @ 2A) rather than (60V @ 3A) on the 72-2550. The 72-2545 shipped with a CDROM containing…
  • jw0752
    0 jw0752 over 8 years ago

    Hi Matthew,

    I would check the continuity of the conductors on the cord that isn't working. Don't forget to check the shielding, metal connector to metal connector also. Compare your results to the connections and continuity of the cord that does work. This should reveal what is causing the failure.

    John

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  • landac
    0 landac over 6 years ago in reply to jw0752

    Hi there everyone,

     

    I also have the 72-255072-2550 power supply, but no CD-ROM.

    Does anyone know if there is a place to download the utility from?

    The Tenma website points to Farnell so hopefully this is the place.

     

    Thanks in advance

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  • cstanton
    0 cstanton over 6 years ago in reply to landac

    Protocol information for Tenma 72-2550 and Tenma 72-2535, Q&A, window driver

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  • landac
    0 landac over 6 years ago in reply to cstanton

    Many thanks Christopher Stanton

    Great quick answer

     

    We have a 72-2545 at work which is almost the same power supply (60V @ 2A) rather than (60V @ 3A) on the 72-2550.

     

    The 72-2545 shipped with a CDROM containing the USB to serial driver (from Korad) as per your link - thanks

     

    It also contains a LabView based utility program that is a full PC front end for the power supply.

    This allows you to set voltage, current, M1-M5 memories,  OVP protections etc...

    it also has a datalogger to log actual current, and a sequencer to apply a range of voltages and current limits from a table.


    I'm looking for that same program but for the 72-2550, which I assumed is in the CDROM that ships with it?

    Kind regards,


    Chris

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