i hope that i can connect pt100 3 wires in inpute module only have 2 points it how???

 

Do you know the manufacturer and part number of your probe? Some of them have a shield for the third wire, others have two leads from one side of the thermocouple.

 

Hello,

Here is an atricle about the differences between 2 3 and 4 wire pt-100 sensors.
http://www.omega.com/temperature/z/rtd_intro.html

The link comes from this page , (there are more links).
http://www.educypedia.be/electronics/sensorstemprtd.htm

Greetings,
Bertus