RTD or resistive temperature detector is a probe or a device used to measure and control temperature across industrial applications. A resistor changes its value based on the change on temperature. So, the temperature measurement is relative and not absolute.
Key Features
High accuracy and excellent repeatability
Predictable, nearly linear resistance–temperature relationship
Suitable for precise temperature control applications
Good long-term stability with minimal drift
Wide operating temperature range
Compatible with industrial controllers and transmitters
Available in PT100, PT1000, and custom configurations
Resistant to electrical noise compared to thermocouples
Applications
Industrial process temperature monitoring and control
Power plants, turbines, and generators
Chemical, petrochemical, and refinery processes
HVAC and building automation systems
Food, beverage, and pharmaceutical manufacturing
Machinery, motors, and bearing temperature monitoring