{"product_id":"allen-bradley-1784-sd2-controllogix-compactlogix-2-gb-secure-digital-memory-card","title":"Allen-Bradley 1784-SD2 ControlLogix\/CompactLogix 2 GB Secure Digital Memory Card","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1784-SD2\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eserves as a specialized, industrial-grade\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eSecure Digital (SD) Memory Card\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003edesigned specifically for the Allen-Bradley\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eControlLogix\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eCompactLogix\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003econtroller families. This high-reliability storage module provides a secure environment for non-volatile memory backups, data logging, and project portability. We supply this unit as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eoriginal hardware, ensuring your automation system maintains strict data integrity and rapid disaster recovery capabilities.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cp\u003eThe 1784-SD2 features optimized storage parameters for high-performance PLC environments:\u003c\/p\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\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAllen-Bradley \/ Rockwell Automation\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1784-SD2\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eMemory Capacity\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e2 GB\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eFormat\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSecure Digital (SD)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eControlLogix 5570, CompactLogix 5370, and newer series\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePLCs \/ Machine Control Accessories\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eShipping Weight\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.53 lbs\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\u003eNon-Volatile Project Backup:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThis card stores a complete copy of the controller project (user program, tag data, and configuration). It allows the processor to automatically restore the program following a power loss or hardware replacement without requiring a secondary PC connection.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eExtended Data Logging:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e2 GB capacity\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eprovides ample space for storing high-frequency production data, alarm histories, and recipe files directly on the controller hardware, bypassing the need for immediate HMI or SCADA intervention.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSimplified Controller Migration:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eMaintenance teams use the 1784-SD2 to mirror configurations across multiple machines. You simply insert the card into a new processor to clone settings, significantly reducing commissioning time.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIndustrial-Grade Endurance:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eUnlike consumer-grade SD cards, the 1784-SD2 utilizes high-endurance flash memory. This architecture withstands the continuous read\/write cycles and high-vibration environments typical of industrial control cabinets.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSecurity \u0026amp; Integrity:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe card supports firmware storage, ensuring that the controller operates on a validated, stable software version even after deep power cycles.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation \u0026amp; Best Practices\u003c\/h3\u003e\n\u003col class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSlot Orientation:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eLocate the SD slot behind the front access door of the Logix controller. Insert the card with the label facing the designated direction until the locking mechanism clicks.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRead\/Write Switch:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eCheck the physical lock switch on the side of the card. Ensure it remains in the \"unlocked\" position if the controller needs to write log files or save project updates.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFirmware Updates:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eUse the 1784-SD2 to perform \"Card Load\" operations. This allows the system to update the controller firmware directly from the memory card during boot-up.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCard Removal:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eAlways initiate the software \"Unmount\" or \"Eject\" command through RSLogix\/Studio 5000 before physical removal to prevent data corruption.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can I use a standard off-the-shelf 2 GB SD card instead of the 1784-SD2?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eWhile standard SD cards may fit the slot, they lack the industrial-grade wear leveling and vibration resistance of the 1784-SD2. Using non-industrial cards often leads to data corruption, project loss, and controller initialization errors.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does this card ship with a pre-loaded project?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eNo. This is a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New\u003c\/strong\u003e, unformatted card. You must load your specific ControlLogix or CompactLogix project onto the card using Studio 5000 software after installation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How does the 1784-SD2 handle power failure during a write operation?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe card’s internal controller minimizes data fragmentation. When paired with a Logix controller’s Energy Storage Module (ESM), the system ensures sufficient power remains to complete critical write operations to the SD card.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is the 1784-SD2 compatible with all CompactLogix processors?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThis card primarily supports the CompactLogix 5370 and ControlLogix 5570 series (and newer). Older processors (such as the 1769-L32E) use CompactFlash cards rather than SD cards; always verify your controller's physical slot type before purchase.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":52800182518069,"sku":"1784-SD2","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/1784-SD2_0603b47f-7ff7-4721-9cca-d417e6519880.png?v=1777434782","url":"https:\/\/www.5gplc.com\/products\/allen-bradley-1784-sd2-controllogix-compactlogix-2-gb-secure-digital-memory-card","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}