{"product_id":"allen-bradley-1769-l23e-qbfc1b-compactlogix-packaged-controller-plc","title":"Allen-Bradley 1769-L23E-QBFC1B CompactLogix Packaged Controller PLC","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eThe Allen-Bradley 1769-L23E-QBFC1B CompactLogix Packaged Controller is a compact, high-performance programmable logic controller (PLC) designed for small to medium industrial applications. This all-in-one controller integrates a power supply, embedded I\/O, and communication ports in a single unit, simplifying installation and reducing panel space. The 1769-L23E-QBFC1B is part of the CompactLogix 5370 L2 family and is built to deliver reliable, real-time control for machines and processes.\u003c\/p\u003e\u003cp\u003eWith 16 digital inputs, 16 digital outputs, 4 analog inputs, 2 analog outputs, and 4 high-speed counters, this controller provides a complete control solution out of the box. It also offers one Ethernet port and one RS232 serial port, enabling seamless integration into modern industrial networks. The 1769-L23E-QBFC1B is an ideal choice for OEMs and system integrators seeking a cost-effective yet powerful PLC for applications such as packaging, material handling, and machine automation.\u003c\/p\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003cp\u003eThe table below lists the key specifications for the Allen-Bradley 1769-L23E-QBFC1B. All values are directly from the manufacturer's data.\u003c\/p\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\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\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eCompactLogix\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType of Component\u003c\/td\u003e\n\u003ctd\u003eProgrammable Logic Controller\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eProgrammable Automation Controller (PAC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Digital Inputs\u003c\/td\u003e\n\u003ctd\u003e16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Digital Outputs\u003c\/td\u003e\n\u003ctd\u003e16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Analog Inputs\u003c\/td\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Analog Outputs\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUser Memory\u003c\/td\u003e\n\u003ctd\u003e512 KB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNon-volatile Memory\u003c\/td\u003e\n\u003ctd\u003eNot supported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHigh-speed Counter\u003c\/td\u003e\n\u003ctd\u003eYes (4 channels)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBuilt-in Communication\u003c\/td\u003e\n\u003ctd\u003e1 Serial port; 1 Ethernet port\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEtherNet\/IP Compatibility\u003c\/td\u003e\n\u003ctd\u003eYes, via built-in RJ45 socket\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupported Protocols\u003c\/td\u003e\n\u003ctd\u003eSerial: DF1, ASCII; Ethernet: TCP\/IP, CIP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDeviceNet Compatibility\u003c\/td\u003e\n\u003ctd\u003eYes (requires 1769-SDN module)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEthernet Data Rate\u003c\/td\u003e\n\u003ctd\u003e10\/100 Mbps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNo. of Expansion Modules\u003c\/td\u003e\n\u003ctd\u003eUp to 2 (1769 I\/O modules)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNo. of I\/O Banks Supported\u003c\/td\u003e\n\u003ctd\u003eNone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003e24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUPC\u003c\/td\u003e\n\u003ctd\u003e10612598350756\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003eThe 1769-L23E-QBFC1B provides 512 KB of volatile user memory, backed by an integrated 1769-BA battery to maintain data during power loss. The controller supports up to two 1769 Compact I\/O expansion modules, allowing you to scale I\/O as needed. Its Ethernet port supports 10\/100 Mbps data rates and is EtherNet\/IP compatible, while the RS232 port supports DF1 and ASCII protocols for point-to-point communication.\u003c\/p\u003e\u003ch2\u003eKey Features \u0026amp; Benefits\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAll-in-One Design:\u003c\/strong\u003e Integrated power supply, embedded I\/O, and communication ports reduce panel space and wiring.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersatile I\/O:\u003c\/strong\u003e 16 digital inputs, 16 digital outputs, 4 analog inputs, 2 analog outputs, and 4 high-speed counters provide flexibility for various applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEtherNet\/IP Connectivity:\u003c\/strong\u003e Built-in Ethernet port enables fast, reliable communication with HMIs, SCADA systems, and other industrial devices.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRS232 Serial Port:\u003c\/strong\u003e Supports DF1 and ASCII protocols for point-to-point communication with legacy devices.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpandable:\u003c\/strong\u003e Add up to two 1769 Compact I\/O modules to increase I\/O capacity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery-Backed Memory:\u003c\/strong\u003e 512 KB user memory retained with integrated 1769-BA battery.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact Footprint:\u003c\/strong\u003e Requires only 50 mm (1.97 in.) clearance for proper ventilation, ideal for space-constrained enclosures.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eIndustry Applications\u003c\/h2\u003e\u003cp\u003eThe Allen-Bradley 1769-L23E-QBFC1B is engineered for small to medium machines and processes. Typical applications include:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackaging Machinery:\u003c\/strong\u003e Control of conveyors, labeling, and filling operations using the embedded I\/O and high-speed counters for precise position tracking.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial Handling:\u003c\/strong\u003e Manage sorting systems, palletizers, and transfer stations with the 16 digital inputs\/outputs and Ethernet\/IP connectivity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMachine Automation:\u003c\/strong\u003e Ideal for OEMs building custom machines that require a compact, reliable PLC with built-in communication.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eIn a packaging line, for example, the 1769-L23E-QBFC1B can handle high-speed counting via its four high-speed counters, while the analog inputs monitor temperature or pressure sensors, and the Ethernet port communicates with a central SCADA system.\u003c\/p\u003e\u003ch2\u003eInstallation \u0026amp; Setup Guidance\u003c\/h2\u003e\u003cp\u003eMount the 1769-L23E-QBFC1B on a standard DIN rail or directly to a panel using the provided mounting tabs. Ensure at least 50 mm (1.97 in.) of clearance around the controller for proper airflow and natural ventilation. For serial communication, use the recommended 1756-CP3 cable. Assign the controller's IP address using the BOOTP-DHCP tool or by downloading the initial configuration through the serial port.\u003c\/p\u003e\u003cp\u003eWhen adding expansion modules, install them to the right side of the controller and terminate the local I\/O bus with the provided end cap. The controller supports up to two 1769 Compact I\/O modules. For EtherNet\/IP communication, use standard Cat5 or Cat6 cables with RJ45 connectors.\u003c\/p\u003e\u003ch2\u003eMaintenance \u0026amp; Reliability\u003c\/h2\u003e\u003cp\u003eThe 1769-L23E-QBFC1B is designed for long-term reliability in industrial environments. Its battery-backed RAM ensures data retention during power interruptions. The integrated 1769-BA battery should be replaced only while the controller is powered to avoid data loss. Regularly inspect the controller for dust accumulation and ensure ventilation paths remain clear. The LED status indicators on the front panel allow quick visual checks of output channel status, operating mode, and battery health.\u003c\/p\u003e\u003ch2\u003eCompatibility \u0026amp; Integration\u003c\/h2\u003e\u003cp\u003eThe 1769-L23E-QBFC1B integrates seamlessly with Rockwell Automation's ecosystem. It supports EtherNet\/IP, allowing connection to HMIs, SCADA, DCS, and data collection platforms. The RS232 port supports DF1 and ASCII protocols, enabling communication with barcode readers and legacy devices. For DeviceNet networks, an additional 1769-SDN scanner module is required. Expansion modules from the 1769 Compact I\/O series can be added to increase I\/O capacity.\u003c\/p\u003e\u003ch2\u003eSelection Guide \u0026amp; Purchasing Advice\u003c\/h2\u003e\u003cp\u003eBefore purchasing the 1769-L23E-QBFC1B, verify that your application's I\/O count, memory, and communication requirements align with the specifications listed above. Ensure you have the necessary 24 VDC power supply and appropriate communication cables. If you need DeviceNet connectivity, order the 1769-SDN module separately. For a reliable source of genuine Allen-Bradley parts, consider PLC Source PRO, which offers a wide range of industrial automation spares with fast shipping.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default","offer_id":44438676865123,"sku":"1769-L23E-QBFC1B","price":215.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0678\/8635\/0435\/files\/1769-ADN_ee923aa3-0c1a-4e67-be25-56dd6c36323f.jpg?v=1785842051","url":"https:\/\/www.plcsourcepro.com\/products\/allen-bradley-1769-l23e-qbfc1b-compactlogix-packaged-controller-plc","provider":"PLC Source PRO","version":"1.0","type":"link"}