4-20 mA current Loop
Dr. Imre Bartfai email (remove spam text)
I have used a simple 250 ohm resistor and I read it with ADC of the PIC.
(20 ma * 250 ohm = 5 Volts). It is a simplest thing anyway. However, 4 mA
means 1 Volts. But it does not matter...
On Wed, 21 Apr 1999, Bob Drzyzgula wrote:
In reply to: <19990421150205.A24070@02-082.007.popsite.net>
See also: www.piclist.com/techref/power.htm?key=current
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