Let's discuss #RTD circuit maintenance and troubleshooting. RTDs, like any sensor in industrial settings, can face issues due to corrosion, moisture, or poor connections, resulting in abnormal temperature readings. To test the RTD, use an ohmmeter to measure its resistance, ideally around 110-115 ohms. Using a process calibrator to simulate the RTD can help pinpoint any issues. If the expected temperature displays on the HMI, the problem likely lies with the RTD. | RealPars

In this this video you will learn about Resistance Temperature Detector 🌡, RTDs. 📹 by Endress Hauser #instrumentation #automation #processcontrol #process #temperaturemeasurement | Instrumentation World

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An RTD, or Resistance #Temperature Detector, is a metal device that changes its resistance as temperature varies. For example, a Pt100 RTD, made of platinum, has a resistance of 100 ohms at 0℃. Despite its direct correlation between resistance and temperature, industries typically don't measure the resistance of an#RTD to determine temperature; instead, they employ alternative methods. | RealPars