{"product_id":"140cpu11303-schneider-modicon-quantum-datasheet-technical-manual","title":"140CPU11303 Schneider Modicon Quantum Datasheet \u0026 Technical Manual","description":"\u003ch2\u003eSchneider 140CPU11303 Modicon Quantum Central Processing Unit\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eSchneider 140CPU11303\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e140CPU11303\u003c\/strong\u003e Central Processing Unit, operates as a dedicated hardware component for user program execution and centralized logic management within Modicon Quantum automation platform architectures. The hardware utilizes an internal 80186 processor block operating at a 20 MHz clock frequency to calculate binary interlocks, floating-point math variables, and diagnostic state bits. It coordinates data transfers directly across local or distributed expansion backplanes through integrated communication networks.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e140CPU11303\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eSchneider Electric\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eFrance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.91 kg (2.00 lbs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e398 mm x 41 mm x 152 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temp\u003c\/td\u003e\n\u003ctd\u003e-40 to 85 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCore Processor Type\u003c\/td\u003e\n\u003ctd\u003e80186 platform\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClock Frequency\u003c\/td\u003e\n\u003ctd\u003e20 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInternal RAM Total\u003c\/td\u003e\n\u003ctd\u003e368 kB (64 kB application RAM \/ 256 kB variables and data)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlash Memory\u003c\/td\u003e\n\u003ctd\u003eIntegrated for firmware and program retention\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Backup\u003c\/td\u003e\n\u003ctd\u003eLithium battery for memory retention\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEmbedded Communication\u003c\/td\u003e\n\u003ctd\u003e2 x Modbus RS232 ports, 1 x Modbus Plus port\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProgram Execution Speed\u003c\/td\u003e\n\u003ctd\u003eApprox. 1 ms per 1K ladder logic instructions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Consumption\u003c\/td\u003e\n\u003ctd\u003e250 mA maximum from backplane\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection Class\u003c\/td\u003e\n\u003ctd\u003eIP20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eDeterministic Network and Backplane Bus Communications\u003c\/h3\u003e\n\u003cp\u003eThe Schneider 140CPU11303 controls the local rack distribution matrix via dedicated internal logic boundaries aligned to native backplane bus communication velocity licenses. The embedded 80186 core cycles through register memory spaces to maintain synchronous timing metrics over local slots and external drops linked via the S908 coaxial bus network.\u003c\/p\u003e\n\u003cp\u003eWhen bridging data packets to Profinet \/ EtherNet\/IP deterministic networks through separate network coprocessor modules, the integrated Modbus and Modbus Plus ports manage concurrent supervisory traffic independently. This architectural division prevents network collisions from stalling core execution cycles, ensuring that I\/O density scaling profiles remain stable during large-scale word mapping updates across remote chassis segments.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What action occurs if the lithium backup battery voltage falls below the minimum processing threshold?\u003c\/p\u003e\n\u003cp\u003eA: The processor activates a localized low-battery status bit and illuminates the front-panel indicator. If primary backplane power is lost while this condition persists, user application programs and volatile variable structures stored inside the volatile internal RAM will be erased.\u003c\/p\u003e\n\u003cp\u003eQ: Can the 140CPU11303 execute user applications written for newer Unity Pro platforms?\u003c\/p\u003e\n\u003cp\u003eA: No. This hardware generation relies on Concept or ProWORX programming software environments optimized for the 80186 processor instruction set. It does not support direct binary execution of compiled Unity Pro or EcoStruxure Control Expert code structures.\u003c\/p\u003e\n\u003cp\u003eQ: What is the restriction on mounting position for this processor inside a Quantum rack?\u003c\/p\u003e\n\u003cp\u003eA: The 140CPU11303 must reside inside slot 1 or slot 2 of the primary local backplane structure, directly adjacent to the main system power supply module to ensure stable power delivery and proper bus address identification.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eRemove all primary AC or DC power inputs feeding the destination chassis before placing or extracting the processor module.\u003c\/li\u003e\n\u003cli\u003eAlign the CPU card housing into the chassis guide rails and push until the rear connector blocks sit entirely into the passive backplane sockets.\u003c\/li\u003e\n\u003cli\u003eSecure the top and bottom mechanical locking screws into the rack panel to verify continuous earth ground bonding with the chassis structure.\u003c\/li\u003e\n\u003cli\u003eRoute all Modbus RS232 and Modbus Plus communication patch cables through dedicated wire ways isolated from primary motor lines by a minimum of 30 cm.\u003c\/li\u003e\n\u003cli\u003eVerify the lithium memory battery is fully uninsulated and engaged in its terminal holder prior to initializing the initial system boot sequence.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Schneider","offers":[{"title":"Default Title","offer_id":43446642147418,"sku":"140CPU11303","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/172._6ee5f33e-0841-45c1-b6b8-06a81dc2babf.jpg?v=1780458189","url":"https:\/\/www.spareoil.com\/products\/140cpu11303-schneider-modicon-quantum-datasheet-technical-manual","provider":"SpareOil Automation","version":"1.0","type":"link"}