The very best-precision of all PRTs would be the Conventional Platinum Resistance Thermometers (SPRTs). This precision is accomplished in the expenditure of durability and cost. The SPRT components are wound from reference-grade platinum wire. Inner lead wires are generally made out of platinum, although interior supports are created from quartz http://claytonjvgqz.educationalimpactblog.com/11898734/the-greatest-guide-to-temp-sensor-thermocouple