# Advantages and disadvantages of an RTD over a thermocouple

**URL:** <https://forumautomation.com/t/advantages-and-disadvantages-of-an-rtd-over-a-thermocouple/90>\
**Category:** Temperature Measurement\
**Created:** [October 2, 2014, 6:29pm UTC](https://forumautomation.com/t/advantages-and-disadvantages-of-an-rtd-over-a-thermocouple/90 "2014-10-02T18:29:22Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![instrumen](https://forumautomation.com/letter_avatar_proxy/v4/letter/i/65b543/32.png) [@instrumen](https://forumautomation.com/u/instrumen)\
**Post date:** [October 2, 2014, 6:29pm UTC](https://forumautomation.com/t/advantages-and-disadvantages-of-an-rtd-over-a-thermocouple/90/1 "2014-10-02T18:29:22Z")

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RTDs are accurate at a lower range of temperature measurement such as -200 Deg C to +200 Deg C. RTDs are expensive compared to Thermocouples, also there are limitations in measuring at the higher range of temperature