On 7/14/05, alan smith <micro_eng2@yahoo.com> wrote:
> Is it as simple as it seems....4-20mA current loops....put across a
> precision resistor and then feed to the A/D ? Or better....buffered thru a
> unity gain amp...?
>  
> Or is it a little more tricky than that?

   If you need all the AD resolution, there is no doubt you need to
pay more attention to the current to voltage converter than a simple
buffer.

best regards,
Vasile 



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