{"product_id":"allen-bradley-1769-ecr-compactlogix-right-end-cap-module","title":"Allen-Bradley 1769-ECR CompactLogix Right End Cap Module","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe Allen-Bradley 1769-ECR is a foundational hardware component required for the operation of any CompactLogix™ 5000 or 1769-based expansion I\/O system.\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"citation-1555 citation-end-1555\"\u003eFunctioning as a high-integrity bus terminator, this module is installed on the far-right side of the I\/O bank to provide the necessary electrical impedance to the 1769 FlexBus.\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003eWithout the 1769-ECR, the communication backplane remains an \"open circuit,\" leading to signal reflections and a subsequent bus failure that prevents the controller from recognizing or communicating with any connected I\/O modules.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eBeyond its electrical role, the 1769-ECR provides a protective barrier for the exposed pins of the last module in the rack. It ensures that the modular assembly is mechanically locked and shielded from environmental contaminants. This component is compatible with all CompactLogix processors and 1769 expansion chassis, making it a universal requirement for both local and remote distributed I\/O configurations.\u003c\/p\u003e\n\u003ch3\u003eInstallation and Mechanical Integration\u003c\/h3\u003e\n\u003cp\u003eProper integration of the 1769-ECR is vital for system stability.\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"citation-1554 citation-end-1554\"\u003eThe module features a dedicated bus lever that must be securely engaged to lock the end cap to the adjacent module, ensuring a vibration-resistant electrical connection.\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan class=\"citation-1553\"\u003e\u003c\/span\u003e\u003cstrong\u003eBus Termination:\u003c\/strong\u003e\u003cspan class=\"citation-1553 citation-end-1553\"\u003e\u003cspan\u003e \u003c\/span\u003eEffectively closes the communication loop of the FlexBus backplane to maintain signal timing and integrity.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMounting Versatility:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSupports standard 35mm DIN rail mounting for rapid cabinet assembly or direct panel mounting for high-vibration environments.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eNo-Power Installation:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eTo protect the logic circuitry, the 1769-ECR must be installed or removed only when the system power is disconnected.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMechanical Protection:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSeals the right-hand side of the 1769 module assembly, preventing physical damage to the internal bus connectors.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan class=\"citation-1552\"\u003e\u003c\/span\u003e\u003cstrong\u003eManufacturer:\u003c\/strong\u003e\u003cspan class=\"citation-1552 citation-end-1552\"\u003e\u003cspan\u003e \u003c\/span\u003eAllen-Bradley (Rockwell Automation)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eModel Number:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e1769-ECR\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eComponent Type:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eRight End Cap \/ Bus Terminator\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eCompactLogix Controllers and 1769 I\/O Modules\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBackplane Current Draw:\u003c\/strong\u003e\u003cspan class=\"citation-1551 citation-end-1551\"\u003e\u003cspan\u003e \u003c\/span\u003e5 mA @ 5.1V DC\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan class=\"citation-1550\"\u003e\u003c\/span\u003e\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e\u003cspan class=\"citation-1550 citation-end-1550\"\u003e\u003cspan\u003e \u003c\/span\u003e0°C to 60°C (32°F to 140°F)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan class=\"citation-1549\"\u003e\u003c\/span\u003e\u003cstrong\u003eVibration Resistance:\u003c\/strong\u003e\u003cspan class=\"citation-1549 citation-end-1549\"\u003e\u003cspan\u003e \u003c\/span\u003e5g @ 10–500 Hz\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan class=\"citation-1548\"\u003e\u003c\/span\u003e\u003cstrong\u003eOperational Shock:\u003c\/strong\u003e\u003cspan class=\"citation-1548 citation-end-1548\"\u003e\u003cspan\u003e \u003c\/span\u003e20g (DIN rail mount) \/ 30g (Panel mount)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOperating Altitude:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eUp to 2000 meters (6561 feet)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDimensions:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e14.5 x 3.5 x 13.0 cm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e0.13 kg (0.286 lbs)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eIndustrial Standards and Durability\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEnvironmental Resilience:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eOperates in non-condensing humidity environments ranging from 5% to 95%.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHazardous Location Support:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eWhen installed in a suitable enclosure, the 1769-ECR meets requirements for Zone 2 applications.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRuggedized Build:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eTested to withstand significant mechanical stress, ensuring the I\/O rack remains unified even in heavy manufacturing sectors.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCompact Footprint:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eAdds minimal width to the I\/O bank while performing its critical termination function, optimizing control cabinet space.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":45519099986093,"sku":"1769-ECR","price":1399.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/allen-bradley-1769-ecr-right-end-cap-wpxcvo5kmkw.jpg?v=1766987123","url":"https:\/\/www.maxwellplc.com\/products\/allen-bradley-1769-ecr-compactlogix-right-end-cap-module","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}