{"title":"Redundant PLCs","description":"\u003cp\u003eRedundant Programable Logic Controller Modules\u003c\/p\u003e","products":[{"product_id":"siemens-simatic-s7-1500r-cpu-1513r-redundant-plc","title":"SIEMENS - SIMATIC S7-1500 - CPU 1513R Redundant PLC","description":"\u003cp\u003eSiemens SIMATIC S7-1500R CPU 1513R-1 PN is a redundant automation controller designed for industrial applications where increased system availability is required.\u003c\/p\u003e\n\u003cp\u003eIn an S7-1500R redundant configuration, two CPU 1513R controllers operate as a coordinated CPU pair. One CPU performs process control as the primary controller while the second operates as the backup. Relevant data is synchronized between the controllers, allowing the backup CPU to assume process control if the primary CPU fails.\u003c\/p\u003e\n\u003cp\u003eThe CPU provides 600 KB of program work memory, 2.5 MB of data work memory and an integrated PROFINET RT interface with two Ethernet ports. It supports PROFINET system redundancy S2 and MRP-based media redundancy and can also operate as a stand-alone R-CPU when required.\u003c\/p\u003e","brand":"SIEMENS","offers":[{"title":"CPU 1513R-1 PN - Redundant - 600KB\/2.5MB Memory - PROFINET RT - 24V DC - 6ES7513-1RM03-0AB0","offer_id":49514718462179,"sku":"ID 01030009","price":7400.9,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0751\/5956\/8611\/files\/Screenshot_2026-08-09_at_9.47.22_PM.png?v=1786268876"},{"product_id":"siemens-simatic-s7-1500-cpu-1515r-redundant-plc","title":"SIEMENS - SIMATIC S7-1500 - CPU 1515R Redundant PLC","description":"\u003cp class=\"PDq2pG_selectionAnchorContainer\"\u003eSiemens SIMATIC S7-1500 CPU 1515R-2 PN is a redundant PLC CPU designed for industrial automation applications requiring increased controller and process availability.\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eIn an S7-1500R redundant system, two compatible R-CPUs operate as a coordinated controller pair. Process-relevant data is synchronized between the CPUs so that the backup CPU can assume process control following failure of the primary CPU. The CPU can also operate in stand-alone mode. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe CPU 1515R-2 PN provides 1 MB program work memory and 4.5 MB data work memory and incorporates two PROFINET interfaces. This makes it suitable for production, infrastructure and process-related automation where higher availability and network flexibility are required.\u003c\/p\u003e","brand":"SIEMENS","offers":[{"title":"CPU 1515R-2 PN - Redundant - 1MB\/4.5MB Memory - PROFINET RT - 24V DC - 6ES7515-2RN03-0AB0","offer_id":49516174115043,"sku":"ID 01030014","price":10790.99,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0751\/5956\/8611\/files\/Screenshot_2026-08-10_at_3.09.32_PM.png?v=1786331442"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0751\/5956\/8611\/collections\/electrotk-collection-redundant-plcs.jpg?v=1787817021","url":"https:\/\/www.electrotk.com\/collections\/redundant-cpus.oembed","provider":"Electrotk","version":"1.0","type":"link"}