There are some advantages of resistance temperature detector (RTD) which are given below.
- The accuracy of RTD is good.
- Temperature compensation is not necessary.
- The RTD available in wide range.
- The stability maintained over long period of time.
- It can be used to measure differential temperature.
- It is suitable for remote indication.
- It can be easily installed and replaced.
There are some disadvantages of resistance temperature detector (RTD) which are given below.
- The cost of RTD is high.
- It has large bulb size.
- Low sensitivity occurs in RTD.
- Affected by shock and vibration.
- Possibility of self heating.
- Bridge circuit is needed with power supply.
RTD Temperature Sensors