{"product_id":"1769-l33er-allen-bradley-compactlogix-cpu-new-original-stock","title":"1769-L33ER Allen-Bradley CompactLogix CPU | New \u0026 Original Stock","description":"\u003ch2\u003eAllen-Bradley 1769-L33ER CompactLogix 5370 L3 Processor\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 1769-L33ER\u003c\/strong\u003e serves as the primary \u003cstrong\u003e1769-L33ER\u003c\/strong\u003e CPU Processor utilized to execute industrial control logic and multi-axis coordination across CompactLogix 5370 L3 platforms. This hardware component functions as the primary processing engine, managing local and distributed I\/O scanning parameters. It establishes data synchronization between processing tasks, localized backplane interfaces, and deterministic industrial field networks via embedded communications infrastructure.\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-L33ER\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUnited States\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.31 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e132 x 55 x 105 mm\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\u003e8.2 W maximum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUser Memory\u003c\/td\u003e\n\u003ctd\u003e2 MB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLocal I\/O Capacity\u003c\/td\u003e\n\u003ctd\u003e16 local 1769 Compact I\/O modules maximum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIntegrated Motion\u003c\/td\u003e\n\u003ctd\u003eUp to 8 axes on EtherNet\/IP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEtherNet\/IP Nodes\u003c\/td\u003e\n\u003ctd\u003e32 nodes maximum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEmbedded Ports\u003c\/td\u003e\n\u003ctd\u003e2 x EtherNet\/IP (10\/100 Mbps), 1 x USB 1.1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current Draw\u003c\/td\u003e\n\u003ctd\u003e560 mA at 5 VDC \/ 225 mA at 24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply Distance Rating\u003c\/td\u003e\n\u003ctd\u003e4 modules maximum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNon-Volatile Storage\u003c\/td\u003e\n\u003ctd\u003e1 GB SD Card (1784-SD1 included)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eEtherNet\/IP Deterministic Networks and Execution Profiles\u003c\/h3\u003e\n\u003cp\u003eThe hardware subsystem controls network traffic via dual embedded ports supporting Device Level Ring (DLR), linear, and star topologies. Operating through EtherNet\/IP deterministic networks, the controller updates local configuration arrays and remote node states inside designated execution intervals. Internal memory management allocations enforce strict firmware flash compatibility parameters across the 32 available programming tasks. This allocation architecture scales local I\/O density to prevent scan-time latency, ensuring fixed communication velocity during simultaneous motion profile executions.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How does the integrated energy storage module (ESM) affect data retention compared to traditional memory backups?\u003c\/p\u003e\n\u003cp\u003eA: The processor utilizes an internal solid-state energy storage module to provide maintenance-free data persistence during power isolation events. This setup eliminates the requirement for traditional lithium batteries while maintaining real-time clock operations and volatile registers during power disruption.\u003c\/p\u003e\n\u003cp\u003eQ: What are the physical slot boundaries dictated by the power supply distance rating for this controller?\u003c\/p\u003e\n\u003cp\u003eA: The processor has a strict power supply distance rating of 4. It must be positioned within 4 module slots of an active 1769 system power supply component to ensure voltage rail stability across the local backplane.\u003c\/p\u003e\n\u003cp\u003eQ: Can the processor handle online module insertion and removal (RIUP) for expansion cards in its local chassis?\u003c\/p\u003e\n\u003cp\u003eA: No. The local 1769 backplane architecture does not support the insertion or removal of local I\/O cards while the chassis is energized. Backplane power must be completely disconnected before changing hardware modules to avoid logic corruption or component degradation.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMount the processor securely onto the DIN rail or back panel assembly, ensuring the chassis is bonded directly to enclosure earth ground.\u003c\/li\u003e\n\u003cli\u003eVerify the physical placement of the 1784-SD1 secure digital storage card in its designated slot prior to initiating the initial system boot routine.\u003c\/li\u003e\n\u003cli\u003eMaintain physical separation between the external communication cables and high-voltage AC electrical distribution tracks within the cabinet.\u003c\/li\u003e\n\u003cli\u003eConfirm that any hardware expansion bank configuration remains within the maximum limit of 16 local 1769 I\/O modules.\u003c\/li\u003e\n\u003cli\u003eUse the embedded USB interface strictly for localized firmware flash loading, system configuration, or direct technical diagnosis under isolated conditions.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":42870889644122,"sku":"1769-L33ER","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/340..jpg?v=1771901571","url":"https:\/\/www.spareoil.com\/products\/1769-l33er-allen-bradley-compactlogix-cpu-new-original-stock","provider":"SpareOil Automation","version":"1.0","type":"link"}