I'd recommend 0.1% or best and also an input protection for overvoltage on the PIC side. If for any reason the ground side of the resistor is disconnected, it is certain that the PIC will be destroyed.
Ioannis
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Re: 4 -20mA Analogue input help
I'd recommend 0.1% or best and also an input protection for overvoltage on the PIC side. If for any reason the ground side of the resistor is disconnected, it is certain that the PIC will be destroyed.
Ioannis
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