{"product_id":"6es5-946-3ua22-siemens-simatic-s5-155u-cpu-946-processor-module","title":"Siemens 6ES5946-3UA22 SIMATIC S5 CPU 946 Processor Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Siemens 6ES5946-3UA22 is a high-performance central processing unit (CPU) module designed for the SIMATIC S5-155U automation system. As a core component of the S5 series, the CPU 946 provides robust computational capabilities for complex control tasks in industrial environments. This unit is now discontinued by the manufacturer, making it a critical spare part for maintaining legacy automation infrastructure.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDesigned specifically for the Siemens SIMATIC S5-155U programmable logic controller system.\u003c\/li\u003e\n\u003cli\u003eIntegrated processor module functionality for real-time industrial automation control.\u003c\/li\u003e\n\u003cli\u003eEngineered for high-reliability operations in demanding manufacturing environments.\u003c\/li\u003e\n\u003cli\u003eDirect replacement or spare for existing S5-155U rack-based configurations.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThis CPU module is primarily utilized in legacy industrial control systems where the S5-155U platform remains in service. It is suitable for large-scale production lines, process control systems, and automated machinery that require the specific architectural support provided by the S5 series processors.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable border=\"1\"\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\u003eModel Number\u003c\/td\u003e\n\u003ctd\u003e6ES5946-3UA22\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eCPU 946 Processor Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Compatibility\u003c\/td\u003e\n\u003ctd\u003eSIMATIC S5-155U\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStatus\u003c\/td\u003e\n\u003ctd\u003eDiscontinued\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTariff Code\u003c\/td\u003e\n\u003ctd\u003e8537109060\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the PLC rack power is fully disconnected before attempting to insert or remove the CPU module to prevent electrical damage.\u003c\/li\u003e\n\u003cli\u003eHandle the module by its edges and avoid touching the backplane connectors or internal circuitry to prevent electrostatic discharge (ESD) damage.\u003c\/li\u003e\n\u003cli\u003eVerify that the module is correctly aligned with the rack guides before applying pressure to seat the unit into the backplane.\u003c\/li\u003e\n\u003cli\u003eEnsure that the surrounding cabinet environment provides adequate ventilation to prevent thermal stress on the processor.\u003c\/li\u003e\n\u003cli\u003eConfirm that all firmware and software configurations are compatible with the CPU 946 before commissioning the system.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eIs the 6ES5946-3UA22 still in production?\u003c\/strong\u003e\u003cbr\u003eNo, this model is discontinued by Siemens. We provide refurbished or surplus units to support legacy system maintenance.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat system is this CPU compatible with?\u003c\/strong\u003e\u003cbr\u003eThis module is designed specifically for the Siemens SIMATIC S5-155U controller series.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat should I do if the module does not boot after installation?\u003c\/strong\u003e\u003cbr\u003eCheck that the module is fully seated in the rack, verify your power supply voltage, and ensure that the S5 backplane connectors are free of debris or oxidation.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":44725160509528,"sku":"6ES5946-3UA22","price":80.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/2039\/0488\/files\/wm_1_5f8c2867-b970-4fd4-bbb2-fca6038e1392.jpg?v=1788500972","url":"https:\/\/www.industriaxplc.com\/products\/6es5-946-3ua22-siemens-simatic-s5-155u-cpu-946-processor-module","provider":"IndustriaX Limited","version":"1.0","type":"link"}