{"product_id":"allen-bradley-1794-acnr-flex-i-o-controlnet-redundant-adapter","title":"Allen-Bradley 1794-ACNR | Flex I\/O ControlNet Redundant Adapter","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAllen-Bradley 1794-ACNR\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a Flex I\/O communication adapter designed for high-availability industrial networks. It supports dual ControlNet ports, enabling redundant data highways for critical applications. The module integrates seamlessly with up to\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eeight Flex I\/O modules\u003c\/strong\u003e, enhancing system flexibility and network reliability.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1794-ACNR\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eoperates on a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e24V DC power supply\u003c\/strong\u003e, with an input voltage range of 19.2–31.2V DC. It consumes a maximum of 400 mA and has a thermal dissipation of 15.7 BTU\/hr at 19.2V DC. The module features\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eflexbus output current up to 640 mA\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand provides isolation voltage of 850V DC.\u003c\/p\u003e\n\u003cp\u003eIt supports\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eControlNet V1.25 protocol\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ewith a communication rate of\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e5 Mbps\u003c\/strong\u003e, utilizing Belden RG-6\/U cable for each port. Inrush current peaks at 23A for 2 milliseconds, while power dissipation remains below 4.6W.\u003c\/p\u003e\n\u003ch3\u003eDesign and Environmental Conditions\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1794-ACNR\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis DIN-rail mounted, ensuring compact and secure installation. It operates reliably in temperatures ranging from\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e-20°C to +55°C\u003c\/strong\u003e, withstanding\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eshock up to 30 g\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003evibration up to 5 g\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eat 10–500 Hz. LEDs indicate\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ecommunication status (Comm A and B)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eI\/O module status\u003c\/strong\u003e, providing immediate operational feedback.\u003c\/p\u003e\n\u003ch3\u003eNetwork and Connectivity\u003c\/h3\u003e\n\u003cp\u003eEach\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eControlNet port\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003esupports redundant connections, enabling high-availability networking. The module facilitates real-time data exchange between Flex I\/O modules and controllers while maintaining integrity across critical automation systems. Its dual-port design allows seamless integration into existing ControlNet infrastructures.\u003c\/p\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAllen-Bradley 1794-ACNR\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis ideal for industrial automation scenarios requiring high reliability, including:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eRedundant ControlNet communication for critical machinery.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIntegration of distributed Flex I\/O modules into PLC systems.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIndustrial process monitoring and control with real-time data exchange.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":50638823162152,"sku":"1794-ACNR","price":152.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0827\/6266\/2184\/files\/1794-ACNR3.jpg?v=1757664162","url":"https:\/\/www.powerdcs.com\/products\/allen-bradley-1794-acnr-flex-i-o-controlnet-redundant-adapter","provider":"Power DCS Parts Limited","version":"1.0","type":"link"}