20v dc convert to a ajustable 4 to 20 ma signal

Discussion in 'The Projects Forum' started by collin shrewsb, Nov 11, 2008.

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  1. collin shrewsb

    Thread Starter New Member

    Nov 10, 2008
    4
    0
    Hi , i need gaudance to convert a +20 v (one wire) to a 4 to 20 mA signal
    back (one wire) any advise
    thank you
     
  2. mik3

    Senior Member

    Feb 4, 2008
    4,846
    63
    You mean you have a signal which varies from 0-20V and you want to convert it to 4-20mA respectively?
     
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