Discussion in "Project Doubts" started by    gaurav7577    Jan 12, 2015.
Mon Jan 12 2015, 09:37 pm
#1
hello guys ,i hav been trying to interface PT100 to ADC 0808 since few days back .......i tried with signal conditioner ckt but facing problem in amplifying pt100's o/p..someone plz help me out
Wed Jan 14 2015, 11:16 am
#2
Post the circuit of what you have done so far.

What compiler are you using ?
Fri Jan 16 2015, 09:45 am
#3
hey ExperimenterUK thanks ,my ckt is finally working but i would like to know how to calibrate it to real temperature......i am working with 89s52 so it is giving me o/p in 0 to 255 range
Mon Jan 26 2015, 01:49 am
#4
According to this page the output is fairly linear over a small range
so a simple equation may do.
https://www.picotech.com/library/application-note/pt100-platinum-resistance-thermometers

It gives a full linearization equation if needed.

I assume you are using the PT100 in a voltage divider.
What circuit are you using ?



[ Edited Mon Jan 26 2015, 01:55 am ]

Get Social

Information

Powered by e107 Forum System

Downloads

Comments

RobertGug
Tue Jun 18 2024, 04:38 pm
Jasonabepe
Tue Jun 18 2024, 04:24 pm
Thomcyday
Tue Jun 18 2024, 08:38 am
WalterWib
Tue Jun 18 2024, 05:44 am
SialisshopWat
Mon Jun 17 2024, 09:22 pm
Thomasraima
Mon Jun 17 2024, 07:17 pm
EriksaLaf
Mon Jun 17 2024, 03:13 pm
Anthonyjinee
Mon Jun 17 2024, 06:23 am