{"product_id":"allen-bradley-1769-l30er-nse-1mb-ethernet-plc-controller","title":"Allen-Bradley 1769-L30ER-NSE 1MB Ethernet PLC Controller","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAllen-Bradley 1769-L30ER-NSE\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ebelongs to the CompactLogix 5370 L3 family, specifically engineered for high-security facilities and volatile atmospheres. The \"NSE\" designation identifies this unit as a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eNo-Stored Energy\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003econtroller. Unlike standard PLCs, this model eliminates internal capacitors and batteries, ensuring the device remains completely inert immediately upon power disconnection. This architecture serves underground mining operations and explosive environments where residual electrical energy poses a significant ignition risk. We offer this unit as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New and Original factory stock\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cp\u003eThe 1769-L30ER-NSE balances specialized safety constraints with the high-performance capabilities of the 5370 series.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eDetails\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eUser Memory\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1 MB (Volatile)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eEnergy Storage\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eNSE Design (No internal capacitors\/batteries)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eEtherNet\/IP Nodes\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSupports up to 16 Nodes\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eLocal I\/O Expansion\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUp to 8 local 1769 Compact I\/O modules\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCommunication Ports\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e2 x EtherNet\/IP (DLR support); 1 x USB 2.0\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eNon-Volatile Storage\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1 GB SD Card included (Ships with 1784-SD1)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003ePower Supply Distance\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e4-module rating (Must be within 4 slots of PSU)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eBackplane Current\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e500 mA @ 5.1V DC; 225 mA @ 24V DC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSoftware Compatibility\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eStudio 5000 Logix Designer (V20 or later)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e118 x 50 x 105 mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eElimination of Ignition Risks:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eBy removing energy-storing components, the 1769-L30ER-NSE meets the stringent \"zero residual energy\" requirements of hazardous zones. This design prevents accidental sparks during maintenance or emergency shutdowns in explosive atmospheres.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAutomatic Application Recovery:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSince the internal memory is volatile and holds no charge, the system utilizes the mandatory SD card slot to automatically reload the application program and firmware during every power-up cycle.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDual-Port EtherNet\/IP:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe integrated dual ports support Device Level Ring (DLR) topologies. This provides network resiliency, ensuring your safety-critical system continues to communicate even if one segment of the fiber or copper ring fails.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eStreamlined Maintenance:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe battery-less design eliminates the need for scheduled battery replacement cycles, reducing long-term maintenance costs and accidental downtime in remote locations like underground mines.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHow does the 1769-L30ER-NSE retain the user program after power loss?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBecause it contains no stored energy, the controller loses all data in the internal volatile memory upon power-down. You must install an SD card (1784-SD1 or SD2) containing the saved project; the controller automatically loads this image every time power returns.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCan I replace a standard 1769-L30ER with the 1769-L30ER-NSE?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes, provided your application fits within the 1 MB memory limit and 16-node EtherNet\/IP constraint. The NSE version offers the same processing power but adds the specific \"No-Stored Energy\" safety profile required for hazardous areas.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the Real-Time Clock (RTC) reset after power disconnection?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. Without internal capacitors or batteries, the RTC does not maintain time during power loss. If your application requires timestamping, you should synchronize the clock via a Network Time Protocol (NTP) server upon power-up.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the condition of this product?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWe sell only\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New and Original\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eAllen-Bradley hardware. Each 1769-L30ER-NSE arrives in its original factory packaging with the standard manufacturer warranty.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":42870828204122,"sku":"1769-L30ER-NSE","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/340.1_1baac85c-c050-4726-88ee-994307fa698a.jpg?v=1776669582","url":"https:\/\/www.spareoil.com\/products\/allen-bradley-1769-l30er-nse-1mb-ethernet-plc-controller","provider":"SpareOil Automation","version":"1.0","type":"link"}