Traditionally, resistance-temperature-detector (RTD) sensor resistance is measured by applying a precision current source and measuring the developed voltage. This approach usually requires a ...
National Instruments(NI)の日本法人である日本ナショナルインスツルメンツ(日本NI)は5月29日、PXI Expressに対応した「SC Express」センサ計測シリーズに測温抵抗体(RTD)モジュール「NI PXIe-4357」を追加したと発表した。 同製品は、Pt100 RTD センサを使用して温度計測に ...
Designing an analog circuit can be a frustrating experience, as noted by Nick Cornford in his Design Idea (DI), “DIY RTD for a DMM.” With a fortnight’s struggle, I completed the design of 4 mA to 20mA ...