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Re: ORAC VFD pinout

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  • Alastair Clarke
    Hi Steve, I know this is an old post, but I m in the same position as you were, trying to work out the pin-outs on the Parametrics VFD. Did you ever solve the
    Message 1 of 4 , Sep 1, 2006
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      Hi Steve,

      I know this is an old post, but I'm in the same position as you
      were, trying to work out the pin-outs on the Parametrics VFD. Did
      you ever solve the puzzle, and if so, would you be willing to pass
      on the info please?

      Cheers

      Alastair


      --- In turbocnc@yahoogroups.com, Steve Heath <shpub@...> wrote:
      >
      > Hi Les
      >
      > Thanks for your help.
      >
      > It looks like I have a different VFD as the connectors are
      labelled 1
      > through 6. Cleaned off the dust and the VFD is a Parametrics
      ³Barry Wright²
      > version made around 1984. Current thinking is that 1 and 2 are
      the speed
      > control and 4/6 energise the start relay. Got a bit more tracing
      to do yet.
      >
      > Thanks for the 120V AC warning. I had probed them and found that
      out and
      > will be building an isolated supply for the voltage if I can¹t
      find a
      > source. I¹ll have a look on the boards as that could save a lot of
      effort.
      >
      >
      > Regards
      > Steve
      >
      >
      >
      >
      >
      >
      >
      > [Non-text portions of this message have been removed]
      >
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