{"product_id":"allen-bradley-1769-l33erms-compact-guardlogix-cpu-processors","title":"Allen-Bradley 1769-L33ERMS Compact GuardLogix CPU Processors","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAllen-Bradley 1769-L33ERMS\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a high-performance\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eCompact GuardLogix\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003econtroller, specifically engineered to merge standard logic execution with integrated safety control within a single, scalable hardware platform. As part of the robust CompactLogix ecosystem, this controller addresses the demanding requirements of modern industrial machinery by providing SIL 3 certified safety functionality alongside high-speed logic processing.\u003c\/p\u003e\n\u003cp\u003eEquipped with 2 MB of application memory and an additional 1 MB of dedicated safety memory, the 1769-L33ERMS manages complex automation tasks with precision. It is designed to handle up to 32 concurrent tasks, facilitating modular programming and efficient resource management for intricate motion and logic sequences. By integrating safety and standard control in one chassis, engineers can eliminate the need for separate safety relays and standalone safety controllers, effectively reducing system footprint while simplifying wiring and cabinet space utilization.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eModel\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1769-L33ERMS\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eManufacturer\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAllen-Bradley\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProduct Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCompact GuardLogix CPU\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eApplication Memory\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e2 MB\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eSafety Memory\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1 MB\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eSIL Rating\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSIL 3\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eController Tasks\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e32 Tasks\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePrograms per Task\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1000\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eEthernet\/IP Nodes\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e32 Nodes\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eLocal I\/O Modules\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e16 I\/O Modules\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eMotion Axes\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e8 Axes\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eEthernet Rate\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e10 Mbps \/ 100 Mbps\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eUSB Rate\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e12 Mbps\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eConnections\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e256\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eWeight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.70 kg\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eShipping Dimensions\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e18.0 x 12.8 x 12.0 cm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eTariff Code\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e8537101190\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCountry of Origin\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUSA\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eModel Configuration Explanation\u003c\/h3\u003e\n\u003cp\u003eThe 1769-L33ERMS model designation follows the specific Rockwell Automation nomenclature:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e1769:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eDenotes the CompactLogix hardware form factor.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eL33:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIndicates the memory and performance tier within the 1769 series.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eE:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSignifies built-in Ethernet\/IP port functionality for seamless network connectivity.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eR:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eReflects the integrated redundancy and high-availability design traits.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMS:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSpecifically labels the controller as a \"GuardLogix Safety\" model, enabling the distinct segregation between safety and standard memory zones (2 MB\/1 MB).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\n\u003cp\u003eThe versatility of the 1769-L33ERMS allows it to be utilized across a spectrum of critical industrial sectors:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMaterial Handling \u0026amp; Conveyance:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eManages complex sorting systems and palletizers where safety light curtains and emergency stop zones must be integrated with high-speed indexing logic.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRobotics \u0026amp; Cell Integration:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eProvides a single-controller solution for robotic cells requiring safety-rated interlocking and synchronous motion axes.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMachine Tools (CNC):\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eOversees tool-changer safety sequences and axis positioning while maintaining rigorous safety standards for operator protection.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAutomotive Assembly:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eCoordinates multi-axis stamping presses and welding lines where safety-rated motion control is mandatory for personnel protection.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSpecialized Packaging:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eEnsures safety during high-speed bottling and wrapping cycles, reducing downtime by consolidating safety logic.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSystem Compatibility\u003c\/h3\u003e\n\u003cp\u003eThe 1769-L33ERMS is designed to operate within the wider Studio 5000 environment, ensuring backward and forward compatibility with major 1769 I\/O modules and communication bridges. It supports seamless data exchange with Human-Machine Interfaces (HMIs) and Supervisory Control and Data Acquisition (SCADA) systems via its integrated EtherNet\/IP port. It is compatible with standard 1769 power supplies and can accommodate up to 16 local I\/O modules, making it a flexible choice for both greenfield automation projects and legacy PLC system upgrades.\u003c\/p\u003e\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMounting Requirements:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe module must be mounted on a 35 mm DIN rail or directly to an industrial backplane. Ensure adequate clearance is maintained for thermal dissipation around the chassis.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eGrounding Protocols:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eAdhere to common industrial grounding standards. A central ground bus must be utilized for the controller to mitigate electromagnetic interference and ensure the stability of safety circuits.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWiring Standards:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eUse shielded Cat5e or Cat6 Ethernet cables for communications to ensure data integrity. Shielding must be correctly terminated at both ends to comply with noise immunity standards.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eKeying and Security:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eEnsure all safety-related wiring conforms to local electrical codes (e.g., NFPA 79 or IEC 60204-1) and that the safety controller’s keyswitch is set to the appropriate mode during programming.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eProduct Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eUnified Control:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eEliminates the need for separate safety controllers, lowering hardware costs and panel space.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSafety \u0026amp; Standard Logic:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eEnables the development of safety and standard code within the same project environment for easier maintenance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHigh-Speed Motion:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSupports up to 8 motion axes, providing precise control for demanding positioning applications.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eScalable Architecture:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSupports 16 local I\/O modules and 32 Ethernet nodes, providing sufficient headroom for growing automation requirements.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSIL 3 Compliance:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eEngineered for the highest safety integrity level, ensuring maximum reliability for critical safety loops.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eOrdering Information\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e1769-L33ERMS Compact GuardLogix Controller unit.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eStandard industrial-grade product documentation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eNote: This product may require additional specific safety-rated I\/O expansion modules and communication software licenses.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eWhat is the primary difference between standard and safety memory?\u003c\/p\u003e\n\u003cp\u003eSafety memory (1 MB) is reserved for SIL 3 compliant logic and data, while application memory (2 MB) handles standard automation routines. This separation ensures safety tasks are not interrupted.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCan the 1769-L33ERMS be used in non-safety applications?\u003c\/p\u003e\n\u003cp\u003eYes, it functions fully as a standard controller. However, for maximum cost-effectiveness, it is most often chosen when integrated safety logic is necessary for the machine’s operation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHow do I configure safety nodes on the Ethernet network?\u003c\/p\u003e\n\u003cp\u003eSafety nodes are configured via the Studio 5000 Logix Designer software. You must use the \"Safety\" tab within the module properties to define connection parameters and safety timeouts.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDoes the controller require a firmware update before operation?\u003c\/p\u003e\n\u003cp\u003eIt is highly recommended to check the Rockwell Automation Product Compatibility and Download Center (PCDC) to ensure the firmware matches your project version and installed I\/O modules.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHow many motion axes can be controlled simultaneously?\u003c\/p\u003e\n\u003cp\u003eThe 1769-L33ERMS is capable of controlling a maximum of 8 motion axes, making it suitable for multi-axis coordinate systems and synchronized motion control platforms.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIs the controller affected by high-vibration industrial environments?\u003c\/p\u003e\n\u003cp\u003eThe hardware is designed for standard industrial environmental ratings. If installed in high-vibration areas, ensure the DIN rail is secure and cabling is strain-relieved according to manufacturer guides.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat happens if the Ethernet connection is lost?\u003c\/p\u003e\n\u003cp\u003eThe controller will continue to execute local safety logic. However, remote communication will be lost, and the controller will transition to the state defined in your \"Communications Loss\" configuration.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAre spare batteries required for the real-time clock?\u003c\/p\u003e\n\u003cp\u003eYes, a real-time clock battery is necessary to maintain the timestamp for logs and diagnostic data during power cycles. Replace this battery as part of your routine maintenance plan.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":46066432966829,"sku":"1769-L33ERMS","price":88.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/1769-L33ERMS-3.jpg?v=1780476195","url":"https:\/\/www.maxwellplc.com\/products\/allen-bradley-1769-l33erms-compact-guardlogix-cpu-processors","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}