{"product_id":"6es5374-1kh21-siemens-simatic-s5-flash-eprom","title":"Siemens 6ES5374-1KH21 SIMATIC S5 Flash Memory Card 256KB","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Siemens 6ES5374-1KH21 is a Flash-EPROM memory card designed for use with the SIMATIC S5 programmable logic controller (PLC) systems. This memory module provides 256 KB of non-volatile storage capacity, allowing for the reliable retention of user programs and data configurations within the S5 environment. Featuring a short design, this card is specifically engineered for compatibility with S5 CPU modules requiring external memory expansion or program storage.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMemory Type: Flash-EPROM\u003c\/li\u003e\n\u003cli\u003eCapacity: 256 KB\u003c\/li\u003e\n\u003cli\u003eVoltage: 5V DC\u003c\/li\u003e\n\u003cli\u003eDesign: Short form factor for S5 series compatibility\u003c\/li\u003e\n\u003cli\u003eNon-volatile storage for program and data blocks\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e6ES5374-1KH21\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eSiemens\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eMemory Card\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMemory Capacity\u003c\/td\u003e\n\u003ctd\u003e256 KB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTechnology\u003c\/td\u003e\n\u003ctd\u003eFlash-EPROM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage\u003c\/td\u003e\n\u003ctd\u003e5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Compatibility\u003c\/td\u003e\n\u003ctd\u003eSIMATIC S5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStatus\u003c\/td\u003e\n\u003ctd\u003eDiscontinued (Since 01.10.2006)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the PLC power is switched off before inserting or removing the memory card to prevent electrical damage or data corruption.\u003c\/li\u003e\n\u003cli\u003eHandle the module by the edges; avoid touching the gold-plated contact pins to prevent oxidation or contamination.\u003c\/li\u003e\n\u003cli\u003eEnsure the card is fully seated in the designated memory slot of the S5 CPU or interface module.\u003c\/li\u003e\n\u003cli\u003eStore in an anti-static environment when not in use to protect the internal Flash-EPROM components.\u003c\/li\u003e\n\u003cli\u003eVerify that the S5 CPU firmware version supports the specific memory capacity of this module.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eIs this memory card still available from the manufacturer?\u003c\/h3\u003e\u003cp\u003eNo, the 6ES5374-1KH21 was officially discontinued by Siemens on October 1, 2006. It is currently available only through secondary market channels or as refurbished spare parts.\u003c\/p\u003e\u003ch3\u003eWhat is the primary use of this module?\u003c\/h3\u003e\u003cp\u003eThis module serves as an external program memory storage device for SIMATIC S5 PLCs, allowing users to load, save, and execute control programs directly from the card.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":50743420518652,"sku":"6ES5374-1KH21","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_42f8861f-fc37-4bcc-ba68-65059b79b06a.jpg?v=1785467992","url":"https:\/\/www.electronicplc.com\/products\/6es5374-1kh21-siemens-simatic-s5-flash-eprom","provider":"Electronic PLC","version":"1.0","type":"link"}