Image Description:
As shown in the figure, this is a 4-20mA current sampling circuit.
150Ω is the sampling resistor , which is responsible for converting 4-20mA into 0.6-3V voltage.
The difference lie...
[i=s]This post was last edited by HonestQiao on 2022-11-21 10:53[/i]Table of contents:1. Origin of the idea
2. Hardware Materials
3. Preparation
4. Schematic diagram and physical connection
5. Logic d...
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