{"product_id":"siemens-6es5135-3ka31-simatic-s5-central-controller","title":"Siemens 6ES5135-3KA31 SIMATIC S5 Central Controller","description":"\u003ch3 style=\"color: #1a365d; border-bottom: 2px solid #2d3748; padding-bottom: 8px; margin-bottom: 16px;\"\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eThe Siemens 6ES5135-3KA31 is a central controller unit designed for the SIMATIC S5 135U automation system. This chassis provides a foundation for a modular control system, featuring \u003cstrong\u003e21 slots\u003c\/strong\u003e for installing various I\/O, communication, and function modules. It includes an integrated power supply that operates on a \u003cstrong\u003e24V DC\u003c\/strong\u003e input and delivers a \u003cstrong\u003e5V DC, 18A\u003c\/strong\u003e output to the backplane. This unit is supplied without a processor module or user manual, allowing for flexible system configuration based on specific application requirements.\u003c\/p\u003e\n\n\u003ch3 style=\"color: #1a365d; border-bottom: 2px solid #2d3748; padding-bottom: 8px; margin-bottom: 16px;\"\u003eFeatures\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; margin-left: 20px; padding-left: 10px;\"\u003e\n  \u003cli\u003eDesigned for the SIMATIC S5 135U automation platform\u003c\/li\u003e\n  \u003cli\u003eProvides 21 slots for system expansion modules\u003c\/li\u003e\n  \u003cli\u003eIntegrated power supply with a 24V DC input\u003c\/li\u003e\n  \u003cli\u003eDelivers a 5V DC, 18A backplane power output\u003c\/li\u003e\n  \u003cli\u003eSupplied without a CPU, enabling custom processor selection\u003c\/li\u003e\n  \u003cli\u003eClassified as an obsolete product, suitable for legacy system maintenance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3 style=\"color: #1a365d; border-bottom: 2px solid #2d3748; padding-bottom: 8px; margin-bottom: 16px;\"\u003eApplications\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; margin-left: 20px; padding-left: 10px;\"\u003e\n  \u003cli\u003eMaintenance and repair of existing SIMATIC S5-135U systems\u003c\/li\u003e\n  \u003cli\u003eSpare parts inventory for critical manufacturing lines\u003c\/li\u003e\n  \u003cli\u003eProcess control in industrial environments\u003c\/li\u003e\n  \u003cli\u003eMachine automation and material handling systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3 style=\"color: #1a365d; border-bottom: 2px solid #2d3748; padding-bottom: 8px; margin-bottom: 16px;\"\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n  \u003ctable style=\"width: 100%; border-collapse: collapse; border: 1px solid #ccc;\"\u003e\n    \u003cthead style=\"background-color: #f2f2f2;\"\u003e\n      \u003ctr\u003e\n        \u003cth style=\"padding: 10px; border: 1px solid #ccc; text-align: left; color: #2d3748;\"\u003eSpecification\u003c\/th\u003e\n        \u003cth style=\"padding: 10px; border: 1px solid #ccc; text-align: left; color: #2d3748;\"\u003eValue\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding: 10px; border: 1px solid #ccc;\"\u003eManufacturer\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px; border: 1px solid #ccc;\"\u003eSiemens\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding: 10px; border: 1px solid #ccc;\"\u003eProduct Series\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px; border: 1px solid #ccc;\"\u003eSIMATIC S5\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding: 10px; border: 1px solid #ccc;\"\u003eSub-Range\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px; border: 1px solid #ccc;\"\u003eS5-135U\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding: 10px; border: 1px solid #ccc;\"\u003eProduct Type\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px; border: 1px solid #ccc;\"\u003eCentral Controller\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding: 10px; border: 1px solid #ccc;\"\u003eNumber of Slots\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px; border: 1px solid #ccc;\"\u003e21\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding: 10px; border: 1px solid #ccc;\"\u003ePower Supply Input\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px; border: 1px solid #ccc;\"\u003e24V DC\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding: 10px; border: 1px solid #ccc;\"\u003ePower Supply Output\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px; border: 1px solid #ccc;\"\u003e5V DC, 18A\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding: 10px; border: 1px solid #ccc;\"\u003eProduct Lifecycle Status\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px; border: 1px solid #ccc;\"\u003eObsolete\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding: 10px; border: 1px solid #ccc;\"\u003eCommodity Code\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px; border: 1px solid #ccc;\"\u003e85389091\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding: 10px; border: 1px solid #ccc;\"\u003eECCN\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px; border: 1px solid #ccc;\"\u003eN\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding: 10px; border: 1px solid #ccc;\"\u003eCountry of Origin\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px; border: 1px solid #ccc;\"\u003eGermany (Estimate)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding: 10px; border: 1px solid #ccc;\"\u003ePackage Dimensions (Calculated)\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px; border: 1px solid #ccc;\"\u003e25.00 x 12.00 x 10.00 cm\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding: 10px; border: 1px solid #ccc;\"\u003eShipping Weight\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px; border: 1px solid #ccc;\"\u003e0.50 kg\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3 style=\"color: #1a365d; border-bottom: 2px solid #2d3748; padding-bottom: 8px; margin-top: 24px; margin-bottom: 16px;\"\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cdiv style=\"background-color: #fff5f5; border-left: 5px solid #c53030; padding: 15px; margin-bottom: 20px;\"\u003e\n  \u003cstrong style=\"color: #c53030;\"\u003eCRITICAL WARNING:\u003c\/strong\u003e This is obsolete hardware. Verify compatibility with existing CPU, I\/O modules, and programming software before installation. Improper integration can lead to system malfunction or data loss. Always handle with appropriate ESD precautions.\n\u003c\/div\u003e\n\u003col style=\"list-style: none; padding-left: 0;\"\u003e\n  \u003cli style=\"margin-bottom: 15px; display: flex; align-items: flex-start;\"\u003e\n    \u003cspan style=\"display: inline-flex; align-items: center; justify-content: center; width: 24px; height: 24px; border-radius: 50%; background-color: #2b6cb0; color: #fff; font-weight: bold; margin-right: 12px; flex-shrink: 0;\"\u003e1\u003c\/span\u003e\n    \u003cdiv\u003e\n      \u003cstrong\u003eDe-energize Equipment:\u003c\/strong\u003e Before installation, ensure all power to the control cabinet is disconnected and locked-out\/tagged-out (LOTO). Verify the absence of voltage with a properly rated meter.\n    \u003c\/div\u003e\n  \u003c\/li\u003e\n  \u003cli style=\"margin-bottom: 15px; display: flex; align-items: flex-start;\"\u003e\n    \u003cspan style=\"display: inline-flex; align-items: center; justify-content: center; width: 24px; height: 24px; border-radius: 50%; background-color: #2b6cb0; color: #fff; font-weight: bold; margin-right: 12px; flex-shrink: 0;\"\u003e2\u003c\/span\u003e\n    \u003cdiv\u003e\n      \u003cstrong\u003eSecure Mounting:\u003c\/strong\u003e Mount the central controller chassis securely onto the backplane or DIN rail within the control panel. Ensure there is adequate clearance for ventilation and cable routing.\n    \u003c\/div\u003e\n  \u003c\/li\u003e\n  \u003cli style=\"margin-bottom: 15px; display: flex; align-items: flex-start;\"\u003e\n    \u003cspan style=\"display: inline-flex; align-items: center; justify-content: center; width: 24px; height: 24px; border-radius: 50%; background-color: #2b6cb0; color: #fff; font-weight: bold; margin-right: 12px; flex-shrink: 0;\"\u003e3\u003c\/span\u003e\n    \u003cdiv\u003e\n      \u003cstrong\u003eEstablish Ground Connection:\u003c\/strong\u003e Connect the chassis to the main panel protective earth (PE) ground bus using a low-impedance conductor. A reliable ground connection is critical for noise immunity and safety.\n    \u003c\/div\u003e\n  \u003c\/li\u003e\n  \u003cli style=\"margin-bottom: 15px; display: flex; align-items: flex-start;\"\u003e\n    \u003cspan style=\"display: inline-flex; align-items: center; justify-content: center; width: 24px; height: 24px; border-radius: 50%; background-color: #2b6cb0; color: #fff; font-weight: bold; margin-right: 12px; flex-shrink: 0;\"\u003e4\u003c\/span\u003e\n    \u003cdiv\u003e\n      \u003cstrong\u003eConnect Power Supply:\u003c\/strong\u003e Connect the 24V DC source power to the designated input terminals on the integrated power supply. Verify correct polarity before energizing the system.\n    \u003c\/div\u003e\n  \u003c\/li\u003e\n  \u003cli style=\"margin-bottom: 15px; display: flex; align-items: flex-start;\"\u003e\n    \u003cspan style=\"display: inline-flex; align-items: center; justify-content: center; width: 24px; height: 24px; border-radius: 50%; background-color: #2b6cb0; color: #fff; font-weight: bold; margin-right: 12px; flex-shrink: 0;\"\u003e5\u003c\/span\u003e\n    \u003cdiv\u003e\n      \u003cstrong\u003eInstall Modules:\u003c\/strong\u003e Carefully insert the SIMATIC S5 CPU and I\/O modules into the appropriate slots, ensuring they are fully seated and secured.\n    \u003c\/div\u003e\n  \u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":52716723667307,"sku":"6ES5135-3KA31","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/6es5135-3ka31-bzkm402dnle_8089f7ef-8d79-4a16-af54-c3b6b32a2636.jpg?v=1767088360","url":"https:\/\/www.plcprotech.com\/products\/siemens-6es5135-3ka31-simatic-s5-central-controller","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}