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Hot-surface warning light requires no external power

by Editor on December 25, 2010

Using a thermoelectric generator (TEG) to sense the temperature of a surface this warning circuit flashes a high-brightness LED when the surface temperature exceeds a threshold (A TempSensorApp Note from Maxim-IC) A similar version of this article appeared in the February 4, 2008 issue of Machine Design magazine. Because a hot-surface warning light affects ...

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IR & TC Thermometers in a DMM

December 10, 2009 HVAC

True RMS, Auto-ranging Digital Multimeter w/large LCD Display + Type K TC + IR Thermometer w/laser Pointer Waltham MA, USA — The NEW Model EX570 Digital Multimeter combines a host of useful feature in a compact, affordable package. Plus there’s a YouTube video showing some of its features (along with appropriate (?) music). In summary [...]

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Accurate RTD & TC Temp Measurements

November 18, 2009 Data Acquisition
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Accurate temperature measurement now with Cropico 3000 Series Peterlee, UK –  A range of portable, high-accuracy digital temperature indicators which offer improved standards of measurement flexibility is now available from Cropico. The 3000 series features three units all with one milliKelvin resolution for RTDs (Resistance Temperature Detectors). The devices have been designed for precision temperature [...]

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