{"product_id":"schneider-electric-140cpu43412a-modicon-quantum-80486-processor","title":"Schneider Electric 140CPU43412A Modicon Quantum 80486 Processor","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eSchneider Electric 140CPU43412A\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003erepresents a high-performance processing solution for the Modicon Quantum automation platform. Built on the 80486 architecture with an integrated mathematical coprocessor, this unit handles complex floating-point calculations and large-scale logic execution with high efficiency. Operating at 66 MHz, it provides the computational speed required for sophisticated process control and high-speed discrete automation. We supply this processor as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% brand new original equipment\u003c\/strong\u003e, ensuring maximum system longevity and full compatibility with ProWORX 32 and Concept software environments.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cp\u003eThe 140CPU43412A delivers deterministic performance across local, remote, and distributed network topologies.\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eProcessor Name:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e80486 (with Mathematical Coprocessor)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eClock Frequency:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e66 MHz\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInternal RAM:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e896 kB\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eExecution Time:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e0.1 to 0.5 ms per 1K LL984 instructions\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCommunication Ports:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e1 x Modbus Plus, 2 x Modbus RS232\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eI\/O Capacity (Local):\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e64 Inputs \/ 64 Outputs max\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eI\/O Capacity (Remote):\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e64 Inputs \/ 64 Outputs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eNetwork Support:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e3 Distributed \/ 2 Remote networks\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBus Current Requirement:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e1250 mA\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBattery Type:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e1.2 Ah Lithium (10-year service life)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOperating Altitude:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eUp to 16,404 ft (5000 m)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Weight:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e1.87 lb (0.85 kg)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eEngineering Advantages\u003c\/h2\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAdvanced Computational Power:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe integrated 80486 mathematical coprocessor allows the CPU to execute floating-point arithmetic without offloading tasks to secondary hardware. This accelerates PID loop calculations and complex scaling algorithms, improving overall process response times.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eExtensive Communication Connectivity:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThree onboard ports (1 Modbus Plus and 2 Modbus RS232) eliminate the need for additional communication cards in standard applications. This allows for simultaneous peer-to-peer networking, HMI connectivity, and local programming access from a single module.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHigh-Density Network Management:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe processor manages up to 63 distributed drops and 31 remote drops across multiple networks. This expansive capacity enables engineers to centralize control for complex, facility-wide systems into a single Quantum rack, reducing hardware costs and footprint.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRugged Industrial Hardening:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eCertified for FM Class 1 Division 2 environments, this processor withstands electrostatic discharges (up to 8 kV air) and high-frequency electromagnetic fields (up to 10 V\/m). These protections prevent signal corruption and hardware failure in environments with high electrical noise.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePhysical Security with Key Switch:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe integrated physical key switch provides a hardware-level lock for the memory and operating state. This prevents unauthorized program modifications or accidental stops, ensuring the integrity of the process in high-traffic control rooms.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the primary benefit of the \"-A\" suffix in the 140CPU43412A model?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe \"A\" revision often indicates hardware updates that maintain backward compatibility while improving component availability and internal efficiency. It functions as a direct, high-performance replacement for earlier versions of the 43412 series.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHow does the mathematical coprocessor affect my scan time?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIt significantly reduces the execution time for numerical instructions. While Boolean logic remains fast, the coprocessor specifically targets fixed-point and floating-point arithmetic, preventing \"math-heavy\" programs from causing watchdog timer trips.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use this processor at high altitudes?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. The 140CPU43412A supports operation at altitudes up to 5000 meters (16,404 ft). This makes it ideal for specialized applications in mining, aerospace testing facilities, and high-altitude energy projects.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIs this unit supplied with a battery?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. Every\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eBrand New\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e140CPU43412A includes a high-capacity 1.2 Ah Lithium battery. With a typical 10-year life, it provides reliable backup for your 896 kB of internal RAM during extended power outages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Schneider","offers":[{"title":"Default Title","offer_id":52484306501941,"sku":"140CPU43412A","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/140CPU43412A.jpg?v=1774508033","url":"https:\/\/www.5gplc.com\/products\/schneider-electric-140cpu43412a-modicon-quantum-80486-processor","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}