{"product_id":"allen-bradley-1769-l33erm-2mb-user-memory-processor-module","title":"Allen-Bradley 1769-L33ERM 2MB User Memory Processor Module","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong style=\"color: #0056b3;\"\u003e1769-L33ERM\u003c\/strong\u003e is a high-performance CompactLogix 5370 standard controller manufactured by Allen-Bradley (Rockwell Automation). Designed to handle complex, high-speed machine control and multi-axis coordinated movement, this processor features a generous 2MB user memory alongside an included \u003cstrong style=\"color: #0056b3;\"\u003e1GB non-volatile SD memory card\u003c\/strong\u003e (expandable up to 2GB). It is equipped with dual Ethernet\/IP ports and a dedicated USB programming interface. Capable of executing synchronization commands across \u003cstrong style=\"color: #0056b3;\"\u003e8 axes of integrated motion over Ethernet\/IP\u003c\/strong\u003e, this \u003cstrong style=\"color: #0056b3;\"\u003e0.50 kg (1.10 lbs)\u003c\/strong\u003e control unit directly interfaces with up to 16 local 1769 Compact I\/O modules across 3 expansion banks without requiring an external backup battery.\u003c\/p\u003e\n\n\u003ch2\u003eCore Technical Advantages\u003c\/h2\u003e\n\u003ch3\u003eIntegrated 8-Axis CIP Motion Control\u003c\/h3\u003e\n\u003cp\u003eThe 1769-L33ERM eliminates the need for dedicated motion control cards or separate network interfaces. By utilizing Common Industrial Protocol (CIP) Motion over standard Ethernet\/IP, the controller natively coordinates up to 8 synchronous axes. It provides seamless position, velocity, torque, and frequency control loop profiles directly from the central processor.\u003c\/p\u003e\n\n\u003ch3\u003eDual Port Ethernet\/IP with DLR Topology\u003c\/h3\u003e\n\u003cp\u003eFeaturing two built-in RJ45 Ethernet ports configured with an internal switch, the processor supports Device Level Ring (DLR) network topologies. This ring infrastructure provides advanced network fault tolerance; if a single segment of the ethernet cable breaks, the system continues operating without dropping communication loops or forcing machine shutdowns.\u003c\/p\u003e\n\n\u003ch3\u003eBattery-Free Energy Storage Solution\u003c\/h3\u003e\n\u003cp\u003eTo reduce periodic maintenance routines and environmental waste, this 5370 controller replaces traditional lithium batteries with an advanced internal electrochemical energy storage solution. Upon a system power failure, the residual stored energy powers the CPU just long enough to flush volatile runtime data and project memory into the secure non-volatile SD card.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin: 15px 0;\"\u003e\n  \u003cthead\u003e\n    \u003ctr style=\"background-color: #f2f2f2; border-bottom: 2px solid #ddd;\"\u003e\n      \u003cth style=\"padding: 10px; text-align: left; border: 1px solid #ddd;\"\u003eParameter Category\u003c\/th\u003e\n      \u003cth style=\"padding: 10px; text-align: left; border: 1px solid #ddd;\"\u003eSpecification Details\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eManufacturer \/ Brand\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eRockwell Automation \/ Allen-Bradley\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eProduct Part Number\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e1769-L33ERM (CompactLogix 5370 Series)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eInternal Controller Memory\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e2 MB User Memory \/ 1 GB Non-Volatile Storage (1784-SD1)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eIntegrated Network Ports\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eDual Port 10\/100 Mbps Ethernet\/IP (1x IP address configuration)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSynchronous Motion Axes\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e8 Axes of Integrated Motion over Ethernet\/IP (CIP Motion)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eLocal Expansion Capacity\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eUp to 16 Modules max across 3 isolated I\/O banks\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaximum CIP Connections\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e32 CIP Ethernet Communications Connections\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMechanical Shock Resistance\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eOperational up to 30G peak acceleration\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eChassis Physical Weight\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e0.50 kg (1.10 lbs) net base controller weight\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eProgramming Environment\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eStudio 5000 Logix Designer (Supports all IEC 61131-3 languages)\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eInstallation and Maintenance\u003c\/h2\u003e\n\u003ch3\u003eMechanical Interlocking and I\/O Bank Rules\u003c\/h3\u003e\n\u003cp\u003eMount the 1769-L33ERM securely on a standard 35mm DIN rail or bolt it directly to the enclosure backing plate. When planning your I\/O layout, remember that this processor can handle a maximum of 16 local 1769 Compact I\/O modules distributed across up to 3 physical banks. Ensure that your power supply modules are positioned to satisfy local bus distance ratings, and lock the expansion levers together firmly to secure the backplane connection.\u003c\/p\u003e\n\n\u003ch3\u003eEthernet Network Port Dual-Port Management\u003c\/h3\u003e\n\u003cp\u003eThe dual RJ45 ports function as an embedded switch that shares a single IP address. Use this functionality to construct robust Device Level Ring (DLR) arrays or straight linear network strings. Connect your programming laptop or a PanelView HMI to the secondary port, or connect via the integrated USB port on the front face for immediate local diagnostic access.\u003c\/p\u003e\n\n\u003ch3\u003eProject Flash Management and Firmware Loads\u003c\/h3\u003e\n\u003cp\u003eDuring a major upgrade or hardware maintenance swap, use Studio 5000 Logix Designer to load the matching firmware version onto the controller. The project data can be stored securely on the 1784-SD1 1GB card. This allows field technicians to recover from an unplanned hardware swap quickly by moving the physical SD card to a new processor without connecting a programming PC.\u003c\/p\u003e\n\n\u003ch2\u003eEngineering Advantages\u003c\/h2\u003e\n\u003ch3\u003eAdvanced Motion Drive Architecture Alignment\u003c\/h3\u003e\n\u003cp\u003eThe 8-axis CIP Motion capability coordinates perfectly with modern servo drives like the Kinetix 350, Kinetix 5500, Kinetix 5700, and Kinetix 6500 series, as well as PowerFlex 755 variable frequency drives. This provides high-accuracy multi-axis control for packaging machinery, sorting gates, and continuous assembly lines.\u003c\/p\u003e\n\n\u003ch3\u003eUnifying Factory-Floor Communication Profiles\u003c\/h3\u003e\n\u003cp\u003eWith a high allocation capacity of 32 simultaneous CIP connections, the processor manages multiple field elements at once. It connects effortlessly to distributed SCADA networks, remote DCS clusters, field sensors, and discrete variable frequency drives while maintaining low communication cycle times.\u003c\/p\u003e\n\n\u003ch3\u003eGlobal Certification and Robust Hardware\u003c\/h3\u003e\n\u003cp\u003eCompliant with FCC Part 15 and CE directives, this industrial PLC is built to handle tough electrical and physical environments. Its high mechanical shock resistance rating of 30G ensures stable performance even when mounted directly onto high-vibration machinery beds or processing skid frames.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical FAQs\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eQ1: What is the benefit of the \"M\" suffix in the 1769-L33ERM part number?\u003c\/strong\u003e\u003cbr\u003e\nA1: The \"M\" designation stands for Integrated Motion over Ethernet\/IP. While a standard 1769-L33ER can control remote drives over a network via simple messaging, the 1769-L33ERM contains dedicated internal motion engines that enable hard real-time synchronization of up to 8 servo axes within the Studio 5000 environment.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ2: Can I split the dual Ethernet ports to handle two different subnets?\u003c\/strong\u003e\u003cbr\u003e\nA2: No. The dual Ethernet ports on CompactLogix 5370 controllers share a single network interface card and one IP address. They are designed for daisy-chaining devices or creating resilient Device Level Ring (DLR) network loops rather than routing signals between distinct subnets.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ3: How long does the internal energy storage hold project data during a power failure?\u003c\/strong\u003e\u003cbr\u003e\nA3: The internal energy storage system does not maintain data in volatile RAM indefinitely. Instead, it provides a brief burst of power immediately after an outage, which allows the CPU to write all active configurations and tag parameters into the non-volatile SD card. The data remains safely stored on the card until the next system boot.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":51047659634820,"sku":"1769-L33ERM","price":115.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/7454\/7844\/files\/1769-L33ERM.jpg?v=1781014397","url":"https:\/\/www.etowonauto.com\/products\/allen-bradley-1769-l33erm-2mb-user-memory-processor-module","provider":"Etowon Auto","version":"1.0","type":"link"}