{"product_id":"1794-irt8xt-allen-bradley-flex-i-o-8-channel-rtd-thermocouple-input-module","title":"1794-IRT8XT | Allen-Bradley Flex I\/O 8-Channel RTD\/Thermocouple Input Module","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAllen-Bradley 1794-IRT8XT\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efunctions as a high-density temperature sensing interface for the Flex I\/O platform. This module accepts up to eight independent inputs from RTDs or thermocouples, converting low-voltage analog signals into precise digital data for the controller. As part of the \"XT\" (Extended Temperature) line, this hardware operates reliably in harsher industrial climates where standard I\/O fails. We provide this component as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New and Original\u003c\/strong\u003e, ensuring factory-calibrated accuracy for your mission-critical thermal processes.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cp\u003eThe 1794-IRT8XT integrates high-resolution analog-to-digital conversion with flexible field-wiring support.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eFeature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAllen-Bradley \/ Rockwell Automation\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eProduct Line\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eFlex I\/O 1794\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eNumber of Inputs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e8 Isolated Channels\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eInput Signal Types\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eRTD (2, 3, 4-wire), Thermocouple, mV\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eNominal Voltage\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e24V DC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eNetwork Compatibility\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eEtherNet\/IP, ControlNet, Remote I\/O\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eDiagnostic Capabilities\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eOver-range, Under-range, and Wire-off Detection\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eModule Type\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eXT (Extended Environment Rating)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.50 lbs (0.23 kg)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eExtended Environment Resilience:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe \"XT\" designation confirms that the 1794-IRT8XT withstands wider temperature fluctuations. It eliminates the need for expensive enclosure cooling or heating in remote I\/O stations located in extreme climates.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eUniversal Sensor Versatility:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThis module supports 2, 3, and 4-wire RTD configurations. This flexibility allows engineers to standardize on a single module type across the facility, regardless of the lead-wire compensation required by specific sensors.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eReal-Time Fault Isolation:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe module constantly monitors circuit integrity. It triggers immediate \"wire-off\" alerts if a sensor disconnects, preventing the control system from acting on stale or floating data—a critical requirement for preventing furnace or boiler overheating.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHot-Swap Maintenance:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe Flex I\/O architecture enables Removal and Insertion Under Power (RIUP). Maintenance teams replace faulty modules without cycling power to the entire rack, keeping the rest of the process live and reducing system-wide downtime.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat differentiates the 1794-IRT8XT from the standard 1794-IRT8?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe 1794-IRT8XT undergoes rigorous testing for extended temperature ranges. It uses higher-grade industrial components to ensure signal stability in unconditioned cabinets where temperatures exceed standard office-grade PLC limits.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhich terminal bases are compatible with this module?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe 1794-IRT8XT typically seats into the 1794-TBN, 1794-TB3, or 1794-TB3G terminal bases. Always verify that your base selection supports the grounding requirements of your specific thermocouple or RTD shielding.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this module support cold-junction compensation for thermocouples?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. When configured for thermocouple use, the module performs internal cold-junction compensation to maintain reading accuracy across varying ambient temperatures at the terminal block.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCan I mix RTD and Thermocouple inputs on the same module?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe module allows for per-channel configuration through your programming software (such as Studio 5000), enabling you to mix different sensor types on a single 1794-IRT8XT to maximize hardware utilization.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":53363545997496,"sku":"1794-IRT8XT","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6132\/3704\/files\/1794-IRT8XT.jpg?v=1776404708","url":"https:\/\/www.globalpetroparts.com\/products\/1794-irt8xt-allen-bradley-flex-i-o-8-channel-rtd-thermocouple-input-module","provider":"Global Petro Parts Automation","version":"1.0","type":"link"}