You need to understand the technic of running the 4 - 20 mA through a resistor and pic up the voltage. Don't hang on to MKR boards. The basic technic is the same for all boards.
You need to understand the technic of running the 4 - 20 mA through a resistor and pic up the voltage. Don't hang on to MKR boards. The basic technic is the same for all boards.