{"product_id":"1769-l24er-qbfc1b-allen-bradley-packaged-i-o-controller-stock-750kb","title":"1769-L24ER-QBFC1B Allen-Bradley Packaged I\/O Controller Stock 750KB","description":"\u003ch2\u003eAllen-Bradley 1769-L24ER-QBFC1B CompactLogix 5370 L2 Controller\u003c\/h2\u003e\n\u003cp\u003eConfigured for integrated digital, analog, and high-speed motion execution in deterministic industrial networks, the \u003cstrong\u003eAllen-Bradley 1769-L24ER-QBFC1B\u003c\/strong\u003e (\u003cstrong\u003e1769-L24ER-QBFC1B\u003c\/strong\u003e Packaged Controller) provides direct physical\/electrical execution. This hardware component integrates a 750 KB processing unit with an embedded high-density I\/O matrix and dual EtherNet\/IP communication interfaces on a single unified backplane architecture.\u003c\/p\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\u003e1769-L24ER-QBFC1B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley \/ Rockwell Automation\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\u003e0.90 kg (1.98 lbs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e140 mm width (5.51 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e21 W maximum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUser Memory\u003c\/td\u003e\n\u003ctd\u003e750 KB volatile RAM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNon-Volatile Storage\u003c\/td\u003e\n\u003ctd\u003e1 GB SD card included (1784-SD1), supports up to 2 GB (1784-SD2)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEmbedded Digital Inputs\u003c\/td\u003e\n\u003ctd\u003e16 points, 24 VDC Sink\/Source\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEmbedded Digital Outputs\u003c\/td\u003e\n\u003ctd\u003e16 points, 24 VDC Sourcing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEmbedded Analog Inputs\u003c\/td\u003e\n\u003ctd\u003e4 universal channels (Voltage, Current, RTD, Thermocouple)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEmbedded Analog Outputs\u003c\/td\u003e\n\u003ctd\u003e2 channels (Voltage, Current)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHigh-Speed Counters\u003c\/td\u003e\n\u003ctd\u003e4 integrated hardware counters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEtherNet\/IP Node Support\u003c\/td\u003e\n\u003ctd\u003eUp to 8 nodes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCIP Motion Axes\u003c\/td\u003e\n\u003ctd\u003eUp to 4 axes (Positioning only)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExpansion Capacity\u003c\/td\u003e\n\u003ctd\u003eUp to 4 local 1769 Compact I\/O modules\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Ports\u003c\/td\u003e\n\u003ctd\u003e2 x EtherNet\/IP (DLR enabled), 1 x USB 2.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage\u003c\/td\u003e\n\u003ctd\u003e24 VDC nominal (19.2-31.2 VDC range)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Voltage\u003c\/td\u003e\n\u003ctd\u003e30 V continuous, tested at 500 VAC for 60 s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eDeterministic Network and Processing Characteristics\u003c\/h3\u003e\n\u003cp\u003eThe hardware incorporates dedicated backplane bus communication velocity architecture optimized for real-time EtherNet\/IP deterministic networks. The embedded dual-port Ethernet interface executes high-speed data packets across Device Level Ring (DLR) topologies, ensuring physical media redundancy and network fault recovery times below 3 ms. Firmware flash compatibility via the integrated USB 2.0 port permits direct non-volatile memory updates, matching hardware execution logic with specified runtime revisions without disturbing the internal energy storage circuitry.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What is the maximum switching delay and recovery mechanism for the network interface during a physical link failure?\u003c\/p\u003e\n\u003cp\u003eA: The embedded dual EtherNet\/IP ports use Device Level Ring (DLR) hardware-layer processing. When configured in a DLR topology, the controller detects a ring fault and re-routes data packets within 3 ms, maintaining continuous I\/O density scaling and processing execution without dropping local or remote connection nodes.\u003c\/p\u003e\n\u003cp\u003eQ: Does the controller require an external battery for volatile memory backup during absolute power loss?\u003c\/p\u003e\n\u003cp\u003eA: No, this hardware contains an internal, maintenance-free energy storage system. The system uses capacitors to write volatile data to the onboard non-volatile SD storage card immediately upon input voltage drop-out below 19.2 VDC, eliminating battery replacement maintenance schedules.\u003c\/p\u003e\n\u003cp\u003eQ: Can the local 1769 expansion modules be hot-swapped while the controller is powered?\u003c\/p\u003e\n\u003cp\u003eA: No, this hardware platform does not support Removal and Insertion Under Power (RIUP). Operators must isolate the 24 VDC nominal power source before adding or replacing any local 1769 Compact I\/O modules on the right-hand side expansion bus to prevent physical component damage or data corruption.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eEngineers must mount the module horizontally on a standard DIN-rail or via direct panel mounting screws to optimize thermal heat dissipation profiles. Maintain a minimum clear spacing of 50 mm (2.0 in) on all sides of the unit to ensure adequate convective airflow through the ventilation slots within the 0 to 60 deg C operational threshold.\u003c\/p\u003e\n\u003cp\u003eAll digital and analog I\/O wiring must use shielded, twisted-pair cables with the shield terminated exclusively at the designated chassis ground point to achieve proper signal cross-talk suppression. Route all low-voltage analog signal cables and high-speed counter connections in separate wire ducts isolated from high-voltage AC power distribution lines and variable frequency drive outputs to eliminate electromagnetic induction artifacts. Verify that the 24 VDC input power source complies with the specified 19.2 to 31.2 VDC tolerance band before energizing the device circuit.\u003c\/p\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":42870828499034,"sku":"1769-L24ER-QBFC1B","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/396_e1b8fdde-0293-4d07-8ca1-450c0346f328.jpg?v=1772417120","url":"https:\/\/www.spareoil.com\/products\/1769-l24er-qbfc1b-allen-bradley-packaged-i-o-controller-stock-750kb","provider":"SpareOil Automation","version":"1.0","type":"link"}