{"product_id":"allen-bradley-1746-nr8-input-module-quick-delivery","title":"1746-NR8 | Allen-Bradley SLC 500 8-Channel RTD\/Resistance Analog Input Module","description":"\u003ch4\u003eDescription \u003c\/h4\u003e\n\u003cp data-end=\"451\" data-start=\"0\"\u003eThe Allen-Bradley 1746-NR8 is an RTD\/Resistance Analog Input Module designed for SLC 500 controllers. The module provides eight input channels for RTD and resistance measurements, supporting a wide range of sensor types and resistance ranges. It offers reliable temperature and resistance monitoring for industrial applications requiring precise, high-resolution data.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSLC 500 Modules\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1746-NR8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAnalog Input Modules\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRockwell Automation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSLC 500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModule Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRTD\/Resistance Analog Input Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible RTD Sensors\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePlatinum (385\/3816), Copper (426), Nickel (618\/672), Nickel Iron (518)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eResistance Input Ranges\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0–150 Ω, 0–500 Ω, 0–1000 Ω, 0–300 Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBackplane Current (5 VDC)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e100 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBackplane Current (24 VDC)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e55 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBackplane Power Consumption\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.82 W max (0.5 W at 5V, 1.32 W at 24V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUpdate Time\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6 ms to 2 s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStep Response\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e60 ms in, 2.5 ms out\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eResolution\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.01 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eA\/D Conversion Method\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSigma-delta modulation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eI\/O Chassis Location\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAny slot except Slot 0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0 to 60 °C (32 to 140 °F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStorage Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-40 to 85 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIsolation Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e500 VAC for 1 minute; 5 VDC continuous\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRelative Humidity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5% to 95% non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eInformation About 1746-NR8\u003c\/h4\u003e\n\u003cp class=\"\" data-end=\"1074\" data-start=\"590\"\u003eThe 1746-NR8 is part of the Allen-Bradley SLC 500 family and is built as an 8-channel RTD and resistance input module for accurate signal acquisition. It features a modular design constructed for installation in any SLC 500 chassis slot except Slot 0. The unit integrates seamlessly with both fixed and modular SLC 500 systems, supporting multiple RTD wiring configurations and broad sensor compatibility. Typical usage includes temperature measurement, position monitoring, and applications utilizing sigma-delta A\/D conversion and digital filtering for stable and accurate readings.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong data-end=\"1102\" data-start=\"1085\"\u003eKey Features:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e8-channel input: Supports multiple RTD and resistance measurement points.\u003c\/li\u003e\n\u003cli\u003eWide RTD compatibility: Works with platinum, copper, nickel, and nickel-iron sensors.\u003c\/li\u003e\n\u003cli\u003eMultiple wiring configurations: Accepts 2-wire, 3-wire, and 4-wire RTD connections.\u003c\/li\u003e\n\u003cli\u003eSigma-delta A\/D conversion: Ensures precise and stable signal processing.\u003c\/li\u003e\n\u003cli\u003eProgrammable input filtering: Enhances measurement accuracy in noisy environments.\u003c\/li\u003e\n\u003cli\u003eBackplane-powered design: Does not require an external power supply.\u003c\/li\u003e\n\u003cli\u003eBroad resistance input ranges: Suitable for various industrial sensing applications.\u003c\/li\u003e\n\u003cli\u003eChassis flexibility: Installs in any SLC 500 slot except Slot 0.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe 1746-NR8 delivers the reliability and precision required for industrial temperature and resistance measurement applications.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":47574001778986,"sku":"1746-NR8","price":1599.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/0392\/4266\/files\/1746-NR8.webp?v=1708611153","url":"https:\/\/iqelectro.com\/products\/allen-bradley-1746-nr8-input-module-quick-delivery","provider":"IQElectro","version":"1.0","type":"link"}