{"product_id":"1769-l38erm-allen-bradley-compactlogix-controller","title":"1769-L38ERM Allen-Bradley CompactLogix Controller","description":"\u003ch2\u003eAllen-Bradley 1769-L38ERM CompactLogix 5370 L3 Controller\u003c\/h2\u003e\n\u003cp\u003eConfigured for programmable automation control and coordinated motion execution in EtherNet\/IP industrial networks, the \u003cstrong\u003eAllen-Bradley 1769-L38ERM\u003c\/strong\u003e (\u003cstrong\u003e1769-L38ERM\u003c\/strong\u003e CompactLogix 5370 L3 Controller) provides direct physical and data communication control through dual Ethernet ports, CIP Motion functions, and local I\/O expansion capability.\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\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\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-L38ERM\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\u003eProduct Series\u003c\/td\u003e\n\u003ctd\u003eCompactLogix 5370 L3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.71 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eCompactLogix modular controller form factor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 deg C to +60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eApproximately 5 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eController Type\u003c\/td\u003e\n\u003ctd\u003eProgrammable Automation Controller (PAC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUser Memory\u003c\/td\u003e\n\u003ctd\u003e3 MB user memory\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNon-volatile Storage\u003c\/td\u003e\n\u003ctd\u003e1 GB SD card included, supports up to 2 GB SD card\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Ports\u003c\/td\u003e\n\u003ctd\u003eDual Ethernet ports, 1 USB port\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEthernet Communication\u003c\/td\u003e\n\u003ctd\u003eEtherNet\/IP, Device Level Ring (DLR) capable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEthernet Speed\u003c\/td\u003e\n\u003ctd\u003e10\/100 Mbps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum EtherNet\/IP Nodes\u003c\/td\u003e\n\u003ctd\u003eUp to 48 nodes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLocal I\/O Expansion\u003c\/td\u003e\n\u003ctd\u003eUp to 30 CompactLogix 1769 I\/O modules\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExpansion Banks\u003c\/td\u003e\n\u003ctd\u003e3 banks\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIntegrated Motion\u003c\/td\u003e\n\u003ctd\u003eCIP Motion with kinematics, up to 16 axes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTasks \/ Programs\u003c\/td\u003e\n\u003ctd\u003e32 tasks, up to 100 programs per task\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eEtherNet\/IP and CompactLogix Control Architecture\u003c\/h3\u003e\n\u003cp\u003eThe 1769-L38ERM controller integrates dual Ethernet communication ports with embedded switch functionality for Device Level Ring (DLR) network structures. The controller supports deterministic EtherNet\/IP communication for distributed I\/O, HMI, SCADA, and motion devices.\u003c\/p\u003e\n\u003cp\u003eThe CompactLogix 5370 L3 architecture supports I\/O density scaling through up to 30 local expansion modules across three banks. USB connectivity provides a local interface for controller programming, diagnostics, and firmware maintenance.\u003c\/p\u003e\n\u003ch3\u003eFirmware and Motion Control Characteristics\u003c\/h3\u003e\n\u003cp\u003eThe controller supports CIP Motion execution with kinematic functions for coordinated motion applications. The embedded processing architecture supports multiple controller tasks and program structures while maintaining CompactLogix modular system compatibility.\u003c\/p\u003e\n\u003cp\u003eFirmware flash compatibility allows controller operating updates through supported programming environments and removable SD storage management. The dual Ethernet interface supports Profinet \/ EtherNet\/IP deterministic network concepts through EtherNet\/IP based industrial communication infrastructure.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the 1769-L38ERM support hot-swapping of local I\/O modules?\u003cbr\u003eA: No. CompactLogix 1769 local I\/O modules are not designed for online hot insertion. The controller and I\/O power conditions must follow installation and maintenance procedures before module replacement.\u003c\/p\u003e\n\u003cp\u003eQ: What communication interfaces are integrated on the controller?\u003cbr\u003eA: The controller includes dual Ethernet ports for EtherNet\/IP communication with DLR capability and a USB port for programming and diagnostic access.\u003c\/p\u003e\n\u003cp\u003eQ: How is motion control implemented in the 1769-L38ERM?\u003cbr\u003eA: The controller executes CIP Motion functions with kinematics support and can coordinate up to 16 motion axes within the CompactLogix control environment.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eInstall the controller on a compatible DIN rail or panel mounting surface according to CompactLogix installation requirements. Maintain separation between Ethernet communication cables and high-voltage power conductors to reduce electromagnetic interference.\u003c\/p\u003e\n\u003cp\u003eUse shielded Ethernet cabling where required by the industrial network design and connect cable shields according to site grounding practices. Verify module alignment, backplane connections, and power distribution before applying system voltage.\u003c\/p\u003e\n\u003cp\u003eFor firmware updates, use approved programming tools and confirm controller compatibility before loading firmware files. Ensure SD card installation and removal procedures are performed with proper power conditions to prevent data corruption.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":43665131962458,"sku":"1769-L38ERM","price":123.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/1769-L38ERM2.jpg?v=1784182361","url":"https:\/\/www.plcmasters.com\/products\/1769-l38erm-allen-bradley-compactlogix-controller","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}