32207605 Sensors, Transducers

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Resistance @ 0°C:	100 Ohms
Resistance Tolerance:	±0.12%
RTD Material:	Platinum
Operating Temperature:	-50°C ~ 130°C
Termination:	SMD (SMT) Tabs
Accuracy:	±0.3°C
Temperature Coefficient:	±3850ppm/°C
Current:	1mA
Mounting Type:	Surface Mount
Package / Case:	0805 (2012 Metric)

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Introduction to RTD (Resistance Temperature Detector)

RTD, or Resistance Temperature Detector, is a type of temperature sensor designed to measure temperatures from -200°C to 850°C. It is composed of a wire coil that is either made of platinum, copper, nickel or some other metal and is wound onto a ceramic substrate.

What Are the Advantages of RTD?

RTD has several advantages over other temperature measuring devices such as thermocouples. Firstly, RTD has very high accuracy, meaning that it delivers precise and reliable readings. Further, RTDs are highly resistant to external shocks and vibration and they are able to measure very low temperatures. Finally, RTDs are very stable and have a very long lifespan.

How Does It Work?

The function of a RTD is based on the Seebeck effect, which states that when two conductive metals are joined together at different temperatures, a voltage is generated. An RTD is a platinum wire which is wound onto a ceramic substrate. The resistance of the wire changes when the temperature of the wire increases or decreases. This change in resistance can be measured, with software designed to convert this resistance value into a temperature value.

32207605 Application Field and Working Principle

RTDs have a number of uses in both industrial and medical applications. As their temperature range covers a wide range, often times RTDs are used to measure temperatures in very hot environments, such as in power plants or in the automotive industry. Further, they are often used in medical settings, such as for controlling the temperature in incubators or for measuring body temperatures.The principle of operation of a RTD is based on the fact that when the temperature of a metal wire increases, the resistance of the wire increases. By measuring this change in resistance, it is possible to accurately measure the temperature in the environment. The data can be outputted in digital form if necessary.

Conclusion

In conclusion, RTD is a highly accurate and reliable temperature sensing device that has a wide range of uses. It is most commonly used in industrial and medical applications for measuring temperatures in potentially dangerous or delicate situations. With its high accuracy and resistance to vibration, it is clear why RTD is the preferred temperature sensing device in many industries.

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