This is a simple code to read the temperature using a PT100 into an arduino, the circuit diagram can be found here https://circuits.io/circuits/2962051-reading-temperature-from-pt100/
An Instructables Post about how it was build: https://www.instructables.com/id/Reading-Temperature-From-PT100-Using-Arduino/
My Blog: https://roboroblog.wordpress.com/
- Roboro - Initial work - RonanB96