{"product_id":"allen-bradley-1775-med-error-correcting-memory-module","title":"Allen-Bradley 1775-MED Error Correcting Memory Module","description":"\u003cdiv\u003e\u003cp\u003eAllen-Bradley 1775-MED is an error-correcting RAM memory module for the PLC-3 family of controllers. It provides 128K words of ECC-protected memory to store ladder logic, data tables, and other program data, improving reliability by detecting and correcting single-bit errors on the backplane. The 1775 memory family spans 16K (ME4), 32K (ME8), 64K (MEA), and 128K (MED) capacities, illustrating the range of RAM options used in PLC-3 installations. This plug-in module installs in the PLC-3 processor chassis as a dedicated RAM option that supports the era’s backplane architecture for stable memory in industrial control environments. \u003c\/p\u003e\u003c\/div\u003e","brand":"Allen-Bradley","offers":[{"title":"New Surplus No Box","offer_id":46251466424554,"sku":null,"price":511.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/8039\/3450\/files\/GTG-STOCK-082.png?v=1788727429","url":"https:\/\/gtghardware.com\/products\/allen-bradley-1775-med-error-correcting-memory-module","provider":"GTG Hardware","version":"1.0","type":"link"}