{"product_id":"6es5942-7uf13-siemens-simatic-s5-cpu-module","title":"Siemens 6ES5942-7UF13 Simatic S5 CPU 942F Module","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe Siemens 6ES5942-7UF13 is a specialized fail-safe central processing unit engineered for the Simatic S5-115F automation series. As a high-integrity component, the CPU 942F is specifically designed for safety-critical applications where reliable, redundant logic execution is required. By utilizing a dual-channel processing architecture, the unit continuously monitors its own internal register states and execution logic to detect potential faults in real-time. In the event of a detected discrepancy, the module triggers a secure shutdown, moving connected field actuators to a de-energized, safe state.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDual-channel redundant processing architecture for high-reliability safety applications.\u003c\/li\u003e\n\u003cli\u003eIntegrated self-diagnostic routines for the arithmetic logic unit (ALU), memory, and system bus.\u003c\/li\u003e\n\u003cli\u003eDesigned specifically for the Simatic S5-115F backplane environment.\u003c\/li\u003e\n\u003cli\u003eSupports immediate transition to a safe state upon detection of internal or external fault loops.\u003c\/li\u003e\n\u003cli\u003eCompatible with standard Simatic S5 programming and safety-instrumented system (SIS) configurations.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThis CPU is intended for use in high-risk industrial environments requiring fail-safe operation, including chemical processing facilities, automated mining equipment, and safety-critical power generation systems. It is a vital component for maintaining the integrity of legacy S5-115F safety loops.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e6ES5942-7UF13 (CPU 942F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eSimatic S5-115F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0 to 55 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd\u003e-40 to 70 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Power\u003c\/td\u003e\n\u003ctd\u003e5 VDC (via backplane)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Current Consumption\u003c\/td\u003e\n\u003ctd\u003e2.5 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMemory\u003c\/td\u003e\n\u003ctd\u003eIntegrated RAM with EPROM\/EEPROM support\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the system is powered down before inserting or removing the CPU module from the S5-115F rack.\u003c\/li\u003e\n\u003cli\u003eVerify that the backplane connector pins are clean and free of debris to ensure reliable communication.\u003c\/li\u003e\n\u003cli\u003eUse appropriate ESD protection when handling the module to prevent damage to integrated circuitry.\u003c\/li\u003e\n\u003cli\u003eConfirm that the module is firmly seated within the rack slot and secured according to standard S5-115F mounting procedures.\u003c\/li\u003e\n\u003cli\u003eMaintain proper ventilation within the control cabinet to stay within the specified 55 deg C operating limit.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eIs the 6ES5942-7UF13 still in production?\u003c\/strong\u003e No, this unit was discontinued by Siemens on January 11, 1994. Maintaining spare inventory is recommended for ongoing system support.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat system is this CPU designed for?\u003c\/strong\u003e It is designed exclusively for the Siemens Simatic S5-115F fail-safe automation system.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDoes this module require external power?\u003c\/strong\u003e No, the module receives its nominal 5 VDC power directly through the S5-115F backplane.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":44003762634842,"sku":"6ES5942-7UF13","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/wm_1_8f4f8558-cdb3-48e7-98c9-25afca29524d.jpg?v=1788385441","url":"https:\/\/www.spareoil.com\/es\/products\/6es5942-7uf13-siemens-simatic-s5-cpu-module","provider":"SpareOil Automation","version":"1.0","type":"link"}