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Making Sense of Thermocouples - Noble-Metal Thermocouples, Best Practice and Care

Technical Guide 39

This technical guide provides users of noble-metal thermocouples with the knowledge required to ensure both good accuracy and longevity of reference thermocouples. The guide focuses on alumina-sheathed bare-wire noble-metal thermocouples of Types B, R, and S. It describes how to prevent contamination, re-annealing, calibration intervals, and reversible causes of drift.