{"product_id":"allen-bradley-1775-mea-plc-3-memory-module","title":"Allen-Bradley 1775-MEA PLC-3 Memory Module","description":"\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 1775-MEA\u003c\/strong\u003e is a dedicated 64K RAM memory module designed for the PLC-3 programmable logic controller platform. It provides high-reliability program and data storage featuring built-in error-correcting memory logic to prevent data corruption during continuous industrial operations. Operating as an expansion memory unit within the 1775 system rack, the \u003cstrong\u003e1775-MEA\u003c\/strong\u003e ensures steady execution of control routines in heavy-duty automation setups.\u003c\/p\u003e\n\u003ch3\u003eFunctional Role \u0026amp; Memory Architecture\u003c\/h3\u003e\n\u003cp\u003eMemory stability is critical in large-scale PLC-3 system architectures. The 1775-MEA delivers 64 kilobytes of RAM equipped with Error-Correcting Code (ECC) functionality. This feature automatically detects and corrects single-bit memory errors in real time while detecting multi-bit errors, protecting critical control logic, recipes, and system variables from bit flips caused by noise or transient interference.\u003c\/p\u003e\n\u003ch3\u003eSystem Compatibility \u0026amp; Hardware Specifications\u003c\/h3\u003e\n\u003cp\u003eThe module installs directly into compatible expansion slots of the Allen-Bradley PLC-3 controller chassis. Designed as a ruggedized industrial module, it interfaces directly with the system backplane for power distribution and high-speed data exchange with the central processor unit.\u003c\/p\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\u003e1775-MEA\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 Type\u003c\/td\u003e\n\u003ctd\u003eMemory Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Compatibility\u003c\/td\u003e\n\u003ctd\u003ePLC-3 Controller System\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMemory Capacity\u003c\/td\u003e\n\u003ctd\u003e64 KB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMemory Type\u003c\/td\u003e\n\u003ctd\u003eError Correcting RAM (ECC RAM)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e2.38 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003cp\u003eFrequently Asked Questions\u003c\/p\u003e\n\u003cp\u003eQ: What is the primary function of the error-correcting feature on the 1775-MEA? A: The onboard Error-Correcting Code (ECC) logic monitors RAM operations to automatically detect and correct single-bit memory errors, preventing CPU faults and data corruption in critical process environments.\u003c\/p\u003e\n\u003cp\u003eQ: Which controller system accepts the 1775-MEA memory module? A: The 1775-MEA is designed specifically for integration with Allen-Bradley PLC-3 programmable logic controller systems and installs directly into the designated 1775 system rack slots.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":53214743494936,"sku":"1775-MEA","price":270.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0892\/3483\/3688\/files\/1775-MED_Cocoai_8abd38cc-b99f-48bd-8254-879716410ef8.jpg?v=1794278873","url":"https:\/\/www.innoplcsync.com\/products\/allen-bradley-1775-mea-plc-3-memory-module","provider":"InnoPLC Sync Co., Ltd.","version":"1.0","type":"link"}