{"product_id":"ametek-jofra-ptc-660-b-temperature-calibrator-33-to-660c","title":"Ametek Jofra PTC-660 B Temperature Calibrator, 33 to 660°C","description":"\u003ch2\u003eAmetek Jofra PTC-660 B Temperature Calibrator\u003c\/h2\u003e\u003ch3\u003eOverview\u003c\/h3\u003e\n\u003cp\u003eB models also provide switch test and auto stepping functions, with results shown on the color display and documented through JofraCal. Because the reference sensor carries its calibration data in an intelligent plug, swapping sensors does not disturb traceability.\u003c\/p\u003e\n\u003cp\u003eThe 660 model reaches 660°C in 20 minutes and cools below 100°C in 36 minutes, and a heat shield ships as standard for high-temperature work. The unit arrives with a multi-hole insert and the standard PTC delivery of cables, tools and software.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e33 to 660°C (91 to 1220°F) range\u003c\/li\u003e\n\u003cli\u003e±0.15°C accuracy with external STS-150 reference sensor\u003c\/li\u003e\n\u003cli\u003e4-wire true-ohm RTD reference input\u003c\/li\u003e\n\u003cli\u003eDevice-under-test input for direct sensor reading\u003c\/li\u003e\n\u003cli\u003e±0.04°C stability with active dual-zone control\u003c\/li\u003e\n\u003cli\u003eSwitch test and auto stepping functions\u003c\/li\u003e\n\u003cli\u003ePlug-and-play intelligent reference sensors\u003c\/li\u003e\n\u003cli\u003eUSB communication with JofraCal software\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCalibration of RTDs, thermocouples and transmitters\u003c\/li\u003e\n\u003cli\u003eSwitch and thermostat verification with the switch test\u003c\/li\u003e\n\u003cli\u003eDocumented plant temperature calibrations via JofraCal\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePTC-660 B dry-block calibrator\u003c\/li\u003e\n\u003cli\u003eMains power cable\u003c\/li\u003e\n\u003cli\u003eTraceable certificate (temperature performance)\u003c\/li\u003e\n\u003cli\u003eTraceable certificate (reference input)\u003c\/li\u003e\n\u003cli\u003eTraceable certificate (device-under-test input)\u003c\/li\u003e\n\u003cli\u003eTool for insertion tubes\u003c\/li\u003e\n\u003cli\u003eHeat shield\u003c\/li\u003e\n\u003cli\u003eUSB stick with manual and JofraCal software\u003c\/li\u003e\n\u003cli\u003eUSB cable\u003c\/li\u003e\n\u003cli\u003eTest cables (2 red, 2 black)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eAmetek Jofra PTC-660 B Temperature Calibrator Technical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eTemperature range\u003c\/th\u003e\n\u003ctd\u003e33 to 660°C (91 to 1220°F) at 23°C ambient\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAccuracy (internal ref)\u003c\/th\u003e\n\u003ctd\u003e±0.30°C (33 to 420°C); ±0.50°C (420 to 660°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAccuracy (external STS-150)\u003c\/th\u003e\n\u003ctd\u003e±0.15°C (±0.27°F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eStability\u003c\/th\u003e\n\u003ctd\u003e±0.04°C (±0.072°F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eReference input\u003c\/th\u003e\n\u003ctd\u003e4-wire RTD true-ohm, ±(0.003% of reading + 0.0007% FS)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDevice-under-test input\u003c\/th\u003e\n\u003ctd\u003eThermocouple and RTD inputs (B version)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHeating time\u003c\/th\u003e\n\u003ctd\u003e33 to 660°C in 20 minutes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCooling time\u003c\/th\u003e\n\u003ctd\u003e660 to 100°C in 36 minutes; 100 to 50°C in 15 minutes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTime to stability\u003c\/th\u003e\n\u003ctd\u003e10 minutes (typical)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eResolution \/ units\u003c\/th\u003e\n\u003ctd\u003e1, 0.1 or 0.01; °C, °F or K\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCommunication\u003c\/th\u003e\n\u003ctd\u003eUSB; JofraCal software\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003cp\u003eManufacturer information: \u003ca href=\"https:\/\/www.ametekcalibration.com\/-\/media\/ametekcalibration\/download_links\/temperature\/ptc\/professional-temperature-calibrator-ptc-155-350-425-660-datasheet-us.pdf\" target=\"_blank\" rel=\"noopener\"\u003ePTC series datasheet on ametekcalibration.com\u003c\/a\u003e.\u003c\/p\u003e","brand":"Ametek Jofra","offers":[{"title":"Default Title","offer_id":67776961740987,"sku":"IMM_51726864","price":6993.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0777\/2635\/1547\/files\/ametek-jofra-ptc660b115bm02xxf.jpg?v=1792555860","url":"https:\/\/na.indomultimeter.net\/products\/ametek-jofra-ptc-660-b-temperature-calibrator-33-to-660c","provider":"Indo Multimeter","version":"1.0","type":"link"}