What is the Temperature Coefficient of Resistance in Sensors?

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SUMMARY

The discussion focuses on the Temperature Coefficient of Resistance, denoted by the variable α, which describes how the resistance of a material changes with temperature. Participants clarify that an ohmmeter is the appropriate tool for measuring resistance as temperature varies. The conversation highlights the distinction between sensors that measure temperature based on resistance, such as resistance thermometers, and those that measure resistance dependent on temperature. The term "Temperature Coefficient of Resistance" is established as the correct terminology for this characteristic.

PREREQUISITES
  • Understanding of electrical resistance and its measurement
  • Familiarity with the concept of temperature coefficients
  • Knowledge of sensor types, particularly ohmmeters and resistance thermometers
  • Basic principles of Arduino and sensor integration
NEXT STEPS
  • Research the Temperature Coefficient of Resistance in various materials
  • Explore the functionality and applications of ohmmeters
  • Investigate Arduino-compatible sensors that measure resistance
  • Learn about the calibration and setup of resistance measurement systems
USEFUL FOR

Electronics enthusiasts, Arduino developers, and anyone involved in sensor technology and resistance measurement will benefit from this discussion.

pointer_physic
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Homework Statement


Hi:

I'm researching for a arduino sensor that measures resistance of a material depending on the temperature. I have also not found the word that describes the characteristic when measuring resistance-depending on temperature.

Homework Equations



1) Is there any type of sensor that measures resistance when the temperature changes?

2) What is the correct term that describes the characteristic when measuring resistance depending on temperature?

The Attempt at a Solution



I have found a sensor that measures temperature depending on the resistance but not one that measures resistance depending on the temperature. For example there is a sensor called resistance thermometer that measures temperature depending on the resistance but not the other way around.

I'm looking for the term that describes the characteristic when measuring resistance dependent on temperature. For example ductility measures the ability of a material to deform under tensile load.
 
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pointer_physic said:

Homework Statement


Hi:

I'm researching for a arduino sensor that measures resistance of a material depending on the temperature. I have also not found the word that describes the characteristic when measuring resistance-depending on temperature.

Homework Equations



1) Is there any type of sensor that measures resistance when the temperature changes?

It's called an Ohmmeter. :-)
 
pointer_physic said:

Homework Statement


Hi:

I'm researching for a arduino sensor that measures resistance of a material depending on the temperature. I have also not found the word that describes the characteristic when measuring resistance-depending on temperature.

Homework Equations



1) Is there any type of sensor that measures resistance when the temperature changes?

2) What is the correct term that describes the characteristic when measuring resistance depending on temperature?

The Attempt at a Solution



I have found a sensor that measures temperature depending on the resistance but not one that measures resistance depending on the temperature. For example there is a sensor called resistance thermometer that measures temperature depending on the resistance but not the other way around.

I'm looking for the term that describes the characteristic when measuring resistance dependent on temperature. For example ductility measures the ability of a material to deform under tensile load.

Hi pointer_physic. Welcome to Physics Forums.

As rude man stated, the type of meter used is generally called an ohmmeter. There are different setups depending upon the nature of the resistance (or resistivity) being measured.

There is what is called The Temperature Coefficient of Resistance, typically denoted by the variable ##\alpha## (which is pretty generically used for temperature coefficients). You can look this up online with a search engine.
 

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