{"product_id":"accumac-am1730-9-secondary-reference-prt","title":"AccuMac AM1730-9 Secondary Reference PRT","description":"\u003ch2\u003eAccuMac AM1730-9 Secondary Reference PRT\u003c\/h2\u003e\u003ch3\u003eOverview\u003c\/h3\u003e\n\u003cp\u003eThe AM1730-9 is the 9-inch (228.6 mm) member of the AM1730 series of secondary reference PRTs. A specially supported platinum sensing element shields the wire from contamination at high temperature, giving short-term stability below ±0.007 °C with low hysteresis and thermal-shock effects.\u003c\/p\u003e\n\u003cp\u003eEach probe fully meets the ITS-90 criteria for reference thermometers and ships with an ISO 17025 accredited calibration. The Inconel sheath withstands harsh environments, and Teflon-insulated four-lead copper wire runs 2 m from the handle.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCalibrated accuracy ±0.015 °C at 0.01 °C (k=2)\u003c\/li\u003e\n\u003cli\u003eShort-term stability below ±0.007 °C\u003c\/li\u003e\n\u003cli\u003eTemperature range -200 to 420 °C\u003c\/li\u003e\n\u003cli\u003e100 Ω nominal resistance, 0.003925 Ω\/Ω\/°C coefficient\u003c\/li\u003e\n\u003cli\u003e0.188 in OD × 9 in Inconel sheath\u003c\/li\u003e\n\u003cli\u003eThermal shock below ±0.005 °C after 10 thermal cycles\u003c\/li\u003e\n\u003cli\u003eHysteresis ≤0.005 °C\u003c\/li\u003e\n\u003cli\u003eISO 17025 accredited calibration included\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eReference standard for dry-well and bath calibration\u003c\/li\u003e\n\u003cli\u003ePrecision temperature measurement in laboratory and field\u003c\/li\u003e\n\u003cli\u003eCalibration of industrial PRTs and thermometers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eAccuMac AM1730-9 Secondary Reference PRT Technical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eTemperature range\u003c\/th\u003e\n\u003ctd\u003e-200 to 420 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNominal resistance at 0.01 °C\u003c\/th\u003e\n\u003ctd\u003e100 Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTemperature coefficient\u003c\/th\u003e\n\u003ctd\u003e0.003925 Ω\/Ω\/°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCalibrated accuracy (k=2)\u003c\/th\u003e\n\u003ctd\u003e±0.025 °C at -40 °C; ±0.015 °C at 0.01 °C; ±0.035 °C at 420 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLong-term drift\u003c\/th\u003e\n\u003ctd\u003e\u0026lt;0.01 °C at TPW after 100 hours at maximum temperature\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShort-term stability\u003c\/th\u003e\n\u003ctd\u003e\u0026lt;0.007 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eThermal shock\u003c\/th\u003e\n\u003ctd\u003e\u0026lt;0.005 °C after 10 thermal cycles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHysteresis\u003c\/th\u003e\n\u003ctd\u003e≤0.005 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSelf-heating\u003c\/th\u003e\n\u003ctd\u003e50 mW\/°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eResponse time\u003c\/th\u003e\n\u003ctd\u003e6 seconds (63% step in water at 1 m\/s)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSensor\u003c\/th\u003e\n\u003ctd\u003e32 mm long, 3 mm from tip\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSheath\u003c\/th\u003e\n\u003ctd\u003e0.188 in (4.775 mm) OD × 9 in (228.6 mm) Inconel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eExternal leads\u003c\/th\u003e\n\u003ctd\u003e4 leads, Teflon insulated, 2 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMeasurement current\u003c\/th\u003e\n\u003ctd\u003e0.5 mA or 1 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003cp\u003eManufacturer information: \u003ca href=\"https:\/\/www.accumac.com\/am1730\" target=\"_blank\" rel=\"noopener\"\u003eAM1730 on accumac.com\u003c\/a\u003e.\u003c\/p\u003e","brand":"AccuMac","offers":[{"title":"Default Title","offer_id":67776857997499,"sku":"IMM_98699473","price":266.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0777\/2635\/1547\/files\/accumac-am1730-9.jpg?v=1792555269","url":"https:\/\/na.indomultimeter.net\/products\/accumac-am1730-9-secondary-reference-prt","provider":"Indo Multimeter","version":"1.0","type":"link"}