{"product_id":"6es5923-3ua11-siemens-simatic-s5-coordinator-module","title":"Siemens 6ES5923-3UA11 Simatic S5 Coordinator Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Siemens 6ES5923-3UA11 is a specialized coordinator module designed for multi-processor configurations within the Simatic S5-135U and S5-155U automation systems. This module acts as a central hardware arbitrator, managing bus access and inter-processor communication for systems utilizing between two and four CPUs. By facilitating high-speed synchronization and preventing bus contention, the module ensures deterministic performance in critical industrial applications such as power generation and large-scale manufacturing.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-Processor Arbitration:\u003c\/strong\u003e Dynamically manages bus mastership to prevent data collisions during simultaneous memory access by multiple CPUs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Speed Communication:\u003c\/strong\u003e Provides 2048 inter-processor communication bit memories for efficient flag status exchange between parallel processors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact Design:\u003c\/strong\u003e Occupies a single slot in the central rack, optimizing space for additional I\/O or processing modules.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHardware-Level Control:\u003c\/strong\u003e Executes arbitration logic directly at the backplane level for minimal latency and high reliability.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThis module is essential for complex automation tasks requiring parallel processing power. Common applications include high-speed automotive assembly lines, chemical process control, and power plant management where multiple CPUs must share a single backplane bus without compromising system timing or data integrity.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e6ES5923-3UA11\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eSimatic S5-135U \/ S5-155U\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eCoordinator Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSlot Requirement\u003c\/td\u003e\n\u003ctd\u003e1-Slot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCPU Capacity\u003c\/td\u003e\n\u003ctd\u003e2 to 4 CPUs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBit Memory\u003c\/td\u003e\n\u003ctd\u003e2048 bits\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e1.5 A at 5 VDC (from backplane)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0 to 60 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\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Off:\u003c\/strong\u003e Always disconnect power from the S5 rack before inserting or removing the coordinator module to prevent electrical damage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSlot Alignment:\u003c\/strong\u003e Ensure the module is properly aligned with the backplane connector pins before applying pressure to seat the board.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eESD Handling:\u003c\/strong\u003e Use standard electrostatic discharge (ESD) precautions, including a wrist strap, when handling the module to protect sensitive internal logic.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnvironment:\u003c\/strong\u003e Ensure the cabinet provides adequate ventilation to maintain operating temperatures within the specified 0 to 60 deg C range.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eDoes this module require a programming device port?\u003c\/h3\u003e\u003cp\u003eNo, the 6ES5923-3UA11 does not feature an onboard programming device port. It operates as a dedicated hardware arbitrator for the backplane bus.\u003c\/p\u003e\u003ch3\u003eCan this module be used in any S5 rack?\u003c\/h3\u003e\u003cp\u003eThis module is specifically engineered for the Simatic S5-135U and S5-155U series racks to manage multi-processor synchronization.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":51008952369404,"sku":"6ES5923-3UA11","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_8e54bab6-d1ca-4610-a618-5931b6511df4.jpg?v=1787592738","url":"https:\/\/www.electronicplc.com\/ar\/products\/6es5923-3ua11-siemens-simatic-s5-coordinator-module","provider":"Electronic PLC","version":"1.0","type":"link"}