{"product_id":"1794-irt8-allen-bradley-flex-i-o-8-point-thermocouple-rtd-module","title":"1794-IRT8 Allen-Bradley Flex I\/O 8 Point Thermocouple RTD Module","description":"\u003cp\u003eConfigured for analog temperature signal acquisition in Flex I\/O industrial platforms, the \u003cstrong\u003eAllen-Bradley 1794-IRT8\u003c\/strong\u003e (\u003cstrong\u003e1794-IRT8\u003c\/strong\u003e 8 Point Thermocouple RTD Module) provides direct physical and electrical execution of millivolt and resistance transformations.\u003c\/p\u003e\n\u003ch3\u003eSuffix Breakdown \u0026amp; Technical Matrix\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1794\u003c\/strong\u003e: Designates the Allen-Bradley Flex I\/O product line architecture.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIRT\u003c\/strong\u003e: Identifies high-resolution resistance temperature detector (RTD) and thermocouple input functionality.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e8\u003c\/strong\u003e: Specifies the inclusion of 8 independent, single-ended input channels.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e1794-IRT8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.2 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Dimensions\u003c\/td\u003e\n\u003ctd\u003e13 x 13 x 8.7 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 55 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e24 VDC nominal voltage\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Input Ranges\u003c\/td\u003e\n\u003ctd\u003e-40 to 100 mV DC (Thermocouple) \/ 0 to 325 mV (RTD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAccuracy\u003c\/td\u003e\n\u003ctd\u003e0.05% of full range in mV mode\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temp\u003c\/td\u003e\n\u003ctd\u003e-40 to 85 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVibration Resistance\u003c\/td\u003e\n\u003ctd\u003e5g @ 10 to 500 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eBackplane Bus and Network Determinism\u003c\/h3\u003e\n\u003cp\u003eThe module integrates directly into the Flex I\/O backplane structure, utilizing deterministic internal bus scanning mechanics to minimize latency during high-density I\/O density scaling. When deployed across EtherNet\/IP or ControlNet networks via compatible network adapters, the module maintains time-stamped synchronization across channels, ensuring data integrity without impacting backplane bus communication velocity.\u003c\/p\u003e\n\u003ch3\u003ePackage Components \u0026amp; Kit Details\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x 1794-IRT8 Flex 8 Point Thermocouple RTD Module\u003c\/li\u003e\n\u003cli\u003e1 x Factory Technical Installation and Wiring Instructions Manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePhysical Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModule Mounting Mechanics\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003eAlign the module keys with the corresponding slots on the 1794 terminal base unit.\u003c\/li\u003e\n\u003cli\u003ePress firmly downward to seat the module securely until the side latching mechanisms engage.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiring and Shield Routing\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003eRoute all sensor signal wires clear of high-voltage AC conductors and motor drive cables.\u003c\/li\u003e\n\u003cli\u003eTerminate the cable shield grounds directly at the terminal base chassis ground point.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Support FAQ\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eWhat is the internal backplane bus current consumption for this module?\u003c\/p\u003e\n\u003cp\u003eThe hardware requires a maximum backplane current draw of 20 mA at 5 VDC.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDoes the hardware support removal and insertion under power (RIUP)?\u003c\/p\u003e\n\u003cp\u003eYes, RIUP is permitted when operating within specified industrial terminal bases under normal conditions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHow does the module handle a disconnected or broken sensor wire fault?\u003c\/p\u003e\n\u003cp\u003eThe internal logic identifies the open-circuit state and forces the channel data to full-scale limits.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat is the analog-to-digital converter resolution for voltage transformations?\u003c\/p\u003e\n\u003cp\u003eThe module implements a 16-bit analog-to-digital conversion architecture for precision signal mapping.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIs channel-to-channel isolation available on this particular module assembly?\u003c\/p\u003e\n\u003cp\u003eThe module features block-to-backplane isolation but does not provide isolation between individual channels.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat is the default signal input behavior for unconfigured channels?\u003c\/p\u003e\n\u003cp\u003eUnconfigured channels default to the 0 to 325 mV input mode range.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat is the maximum allowed loop resistance for connected RTD sensors?\u003c\/p\u003e\n\u003cp\u003eThe maximum loop resistance must not exceed 20 ohms to maintain specified operational accuracy.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAre cold junction compensation sensors included embedded inside the module housing?\u003c\/p\u003e\n\u003cp\u003eCold junction compensation is executed externally via sensors located in the compatible terminal base unit.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":46066457149613,"sku":"1794-IRT8","price":88.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/1794-IRT8_13.jpg?v=1784213391","url":"https:\/\/www.maxwellplc.com\/ru\/products\/1794-irt8-allen-bradley-flex-i-o-8-point-thermocouple-rtd-module","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}