Afternoon, I've been researching 4-20mA inputs and PMW to 0-10v analog outputting and i just wanted to run it by the fine people of this board first to check I've not made any silly mistakes. Firstly, 4-20mA; A Temperature and Humidity sensor, four wires: Temperature + Temperature - Humidity + …

Input output interfacing

mmoscz February 13, 2013, 3:57pm 6

Nice, your sensor will work fine with 12V suppy, but connect the wire + to 12V and wire - to resistor, in your figure is invert..

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