PT100 with 2 controllers

Thread Starter

keykenzo

Joined Aug 12, 2023
2
I have to options: use PT100 with "HX5135T accuracy thermometer" or "MAX31865" with arduino controller. I want to use the both options.

The question is: It is possible to use one PT100 for both controllers ?
 

Picbuster

Joined Dec 2, 2013
1,045
I have to options: use PT100 with "HX5135T accuracy thermometer" or "MAX31865" with arduino controller. I want to use the both options.

The question is: It is possible to use one PT100 for both controllers ?
Hi,
depending on;
1: input impedance amp's Pt100 100 Ohm it's class define accuracy
2: 2,3 or 4 wire connection
3: reference voltage source
4: in a bridge or not.

An other option is to build a pre amp circuit to feed both systems.

Picbuster
 
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