Different voltages between arduino UNO and multimeter

Other Hardware Science and Measurement
10

Hi,
You are using a bridge to measure the changes in the RTD1000.
Why not use a ADC designed for this job?

Google;

arduino hx711 wheatstone bridge

It is designed just for your application.
It does ALL the differential calculations and uses a a library for your code and uses digital comms.

Tom.. :smiley: :+1: :coffee: :australia:

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