{"product_id":"1769-l34er-allen-bradley-compactlogix-processor","title":"1769-L34ER Allen-Bradley CompactLogix Processor","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe 1769-L34ER is a mid-to-high range controller in the CompactLogix 5370 L3 family, delivering enhanced processing performance and increased memory capacity for complex automation architectures. Equipped with dual EtherNet\/IP ports, it supports Device Level Ring (DLR) topologies to provide network redundancy and high system availability. This controller is well suited for applications requiring a higher number of distributed I\/O points and motion axes than the entry-level L30 series, while retaining a compact, fanless industrial design.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003cth\u003eItem\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProcessor Model\u003c\/td\u003e\n\u003ctd\u003e1769-L34ER\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAvailable User Memory\u003c\/td\u003e\n\u003ctd\u003e2 MB (volatile)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage\u003c\/td\u003e\n\u003ctd\u003e1769-SD1 1 GB Secure Digital card (supplied)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLocal I\/O Expansion\u003c\/td\u003e\n\u003ctd\u003eUp to 16 local 1769 Compact I\/O modules\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEtherNet\/IP Node Capacity\u003c\/td\u003e\n\u003ctd\u003eMaximum 32 nodes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIntegrated Ports\u003c\/td\u003e\n\u003ctd\u003e2 × EtherNet\/IP (RJ45); 1 × USB 2.0 (programming\/configuration)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNetwork Topologies\u003c\/td\u003e\n\u003ctd\u003eLinear, Star, Device Level Ring (DLR)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIntegrated Motion\u003c\/td\u003e\n\u003ctd\u003eUp to 8 EtherNet\/IP motion axes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply Distance Rating\u003c\/td\u003e\n\u003ctd\u003e4 modules (controller within 4 slots of power supply)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current\u003c\/td\u003e\n\u003ctd\u003e500 mA @ 5 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Dissipation\u003c\/td\u003e\n\u003ctd\u003e4.5 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0 to 60 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions (W × H × D)\u003c\/td\u003e\n\u003ctd\u003e132 × 50 × 105 mm \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e 0.31 kg \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eAdvanced Controller Features\u003c\/h3\u003e\n\u003cp\u003eThe 1769-L34ER uses a maintenance-free energy storage module, eliminating the need for a lithium battery to preserve the real-time clock and volatile memory during power interruptions. Programming and configuration are performed using the Studio 5000 Logix Designer environment, ensuring a consistent engineering experience across the Logix 5000 platform. With support for up to 32 EtherNet\/IP nodes, the controller can manage extensive networks of PowerFlex drives, POINT I\/O, Compact I\/O, and Kinetix servo systems within a single control architecture.\u003c\/p\u003e\n\u003ch3\u003eSystem Capabilities Comparison\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMemory Capacity\u003c\/strong\u003e: 2 MB, double that of the 1769-L30ER\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEtherNet\/IP Nodes\u003c\/strong\u003e: Up to 32 nodes, suitable for medium-sized systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLocal I\/O Support\u003c\/strong\u003e: Up to 16 modules, doubling the expansion capacity of the 1769-L30ER\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCommon Technical Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the 1769-L34ER support Device Level Ring (DLR)?\u003c\/strong\u003e\u003cbr\u003eYes. The dual EtherNet\/IP ports function as an embedded switch. When configured in a DLR topology, the controller can tolerate a single network cable or device failure without loss of communication to downstream I\/O or drives.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat software version is required for this controller?\u003c\/strong\u003e\u003cbr\u003eThe 1769-L34ER typically requires RSLogix 5000 or Studio 5000 Logix Designer version 20 or later, depending on the installed firmware revision.\u003c\/p\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":52513388069048,"sku":"1769-L34ER","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6132\/3704\/files\/1769-L34ER1.jpg?v=1769756634","url":"https:\/\/www.globalpetroparts.com\/products\/1769-l34er-allen-bradley-compactlogix-processor","provider":"Global Petro Parts Automation","version":"1.0","type":"link"}