{"product_id":"pr-3331-loop-powered-temperature-converter","title":"PR 3331 Loop-Powered Temperature Converter","description":"\u003cp\u003eThe PR 3331 Loop-Powered Isolated Temperature Converter is a precision \u003ca title=\"Signal Conditioning Devices\" href=\"https:\/\/www.psctexas.shop\/collections\/signal-conditioning\"\u003esignal conditioning\u003c\/a\u003e device for converting industrial temperature sensor inputs into reliable \u003ca title=\"Signal Isolation Devices\" href=\"https:\/\/www.psctexas.shop\/collections\/signal-isolation-devices\"\u003eisolated\u003c\/a\u003e 4–20 mA current loop outputs. Ideal for process automation, control systems, and industrial instrumentation, the 3331, from \u003ca href=\"https:\/\/www.prelectronics.com\/products\/temperature-transmitters\/3300\/temperature-converter-loop-powered-isolated-3331\/\" title=\"PR electronics 3331 Loop-Powered Temperature Converter\" target=\"_blank\"\u003ePR electronics\u003c\/a\u003e, supports standard temperature sensors including Pt100 RTDs and thermocouples (TC J \u0026amp; K). Its loop-powered design eliminates the need for external power, thus simplifying installation and reducing infrastructure costs.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe PR 3331 is a loop-powered \u003ca title=\"Temperature Converters\" href=\"https:\/\/www.psctexas.shop\/collections\/temperature-converters\"\u003etemperature converter\u003c\/a\u003e that measures a standard Pt100, thermocouple (TC) J and K temperature sensor, and provides an isolated passive analog current output signal.\u003c\/li\u003e\n\u003cli\u003eHigh 2 port isolation provides surge suppression and protects the \u003ca title=\"Automation Controllers\" href=\"https:\/\/www.psctexas.shop\/collections\/automation-controllers-hmi-plc\"\u003econtrol system\u003c\/a\u003e from transients and noise.\u003c\/li\u003e\n\u003cli\u003eThe 3331 can mount in the safe area or in Zone 2 \/ Division 2 \u003cmeta charset=\"utf-8\"\u003e \u003ca href=\"https:\/\/www.psctexas.shop\/collections\/hazardous-area-instrumentation\" title=\"Hazardous Area Instrumentation\"\u003ehazardous areas\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003eFeatures approval for \u003cmeta charset=\"utf-8\"\u003e \u003ca href=\"https:\/\/www.psctexas.shop\/collections\/marine-certified\" title=\"Marine Certified Instrumentation\"\u003emarine applications\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003ePR 3331 Loop-Powered Temperature Converter\u003c\/h2\u003e\n\u003cp\u003eFeaturing excellent conversion accuracy better than 0.05 % of span and selectable fast response times as low as \u0026lt;30 ms, the PR 3331 Loop-Powered Temperature Converter ensures accurate, real-time temperature data for critical process monitoring. Robust galvanic isolation (2.5 kVAC) and compliance with \u003ca rel=\"noopener\" title=\"NAMUR Association\" href=\"https:\/\/www.namur.net\/en\" target=\"_blank\"\u003eNAMUR\u003c\/a\u003e NE21\/NE43 standards deliver superior noise suppression and sensor error handling, even in harsh electrical environments.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFlexibly loop powered by 5.5 to 35 VDC via connectors.\u003c\/li\u003e\n\u003cli\u003e\u0026lt; 30 ms fast response time with simultaneous sensor error detection when selected.\u003c\/li\u003e\n\u003cli\u003eSelectable 300 ms response time when signal dampening is necessary. \u003c\/li\u003e\n\u003cli\u003eSelectable internal\/external CJC.\u003c\/li\u003e\n\u003cli\u003eExcellent conversion accuracy in all available ranges, better than 0.05% of span.\u003c\/li\u003e\n\u003cli\u003eMeeting the NAMUR NE21 recommendations, the 3331 provides top measurement performance in harsh EMC environments.\u003c\/li\u003e\n\u003cli\u003eThis loop-powered temperature converter meets the NAMUR NE43 standard defining out of range in addition to sensor error output values.\u003c\/li\u003e\n\u003cli\u003eAll terminals feature protection against overvoltage as well as polarity error.\u003c\/li\u003e\n\u003cli\u003eHigh galvanic isolation of 2.5 kVAC.\u003c\/li\u003e\n\u003cli\u003eExcellent signal\/noise ratio of \u0026gt; 60 dB.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eEasy Mounting, Installation, and Programming\u003c\/h2\u003e\n\u003cp\u003eThe slim 6.1 mm DIN-rail housing enables high-density mounting in control panels, supporting up to 163 units per meter without gaps. Easy configuration via DIP switches provides access to more than 1000 factory-calibrated temperature ranges. Furthermore, selectable internal or external cold junction compensation enhances flexibility for thermocouple applications.\u003c\/p\u003e\n\u003cp\u003eBuilt for industrial reliability, the PR 3331 operates across a wide temperature range \u003cmeta charset=\"utf-8\"\u003e-13 to 158˚F (-25 to 70˚C) and offers certification for Safe Areas as well as Zone 2\/Division 2 and marine applications. Thus the 3331 loop-powered temperature converter is a versatile choice for industrial temperature measurement and process control.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSelectable DIP-settings for easy configuration of more than 1000 factory calibrated measurement ranges.\u003c\/li\u003e\n\u003cli\u003eThe narrow 6.1 mm housing allows up to 163 units to be mounted per meter of DIN rail, without any air gap between units.\u003c\/li\u003e\n\u003cli\u003eWide ambient temperature range of \u003cmeta charset=\"utf-8\"\u003e-13 to 158˚F (-25 to 70˚C).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg style=\"margin-top: 025px; float: none;\" alt=\"PR-3331-loop-powered-temperature-converter-pr-electronics-signal-conditioning-temp-converter-process-solutions-psc-texas\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0655\/1955\/0595\/files\/PR-3331-loop-powered-temperature-converter-pr-electronics-signal-conditioning-temp-converter-process-solutions-psc-texas.jpg?v=1768933534\"\u003e\u003c\/div\u003e","brand":"PR electronics","offers":[{"title":"Default Title","offer_id":45878367649923,"sku":"3331","price":175.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0655\/1955\/0595\/files\/PR-3331-loop-powered-temperature-converter-pr-electronics-signal-converter-thermocouple-pt100-rtd-process-solutions-corp-psc-texas.jpg?v=1768933966","url":"https:\/\/www.psctexas.shop\/products\/pr-3331-loop-powered-temperature-converter","provider":"Process Solutions Corp.","version":"1.0","type":"link"}