{"product_id":"schneider-electric-modicon-quantum-alu-201l-logic-processor-module","title":"Schneider Electric Modicon Quantum ALU 201L Logic Processor Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe ALU 201L is a high-performance logic processor module designed for the Schneider Electric Modicon Quantum automation platform. It serves as the central computational unit, executing complex control algorithms and managing high-speed I\/O scanning for distributed control systems. This module is engineered for demanding industrial environments, including petroleum refining, thermal power generation, and large-scale mining, where it ensures precise process synchronization and minimizes production downtime through rapid instruction execution and support for hot-standby redundancy.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eHigh-speed 32-bit RISC processing core for efficient logic execution.\u003c\/li\u003e\n\u003cli\u003eSupports hot-standby redundancy with bumpless control transfer within one scan cycle.\u003c\/li\u003e\n\u003cli\u003eIntegrated Modbus Plus and serial (RS232\/RS485) communication interfaces.\u003c\/li\u003e\n\u003cli\u003eComprehensive LED diagnostic cluster for real-time status monitoring (RUN, ERR, Mem Act, I\/O).\u003c\/li\u003e\n\u003cli\u003eContinuous background diagnostic routines for memory, temperature, and battery health.\u003c\/li\u003e\n\u003cli\u003eRobust design with IP20 enclosure protection for industrial reliability.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThe ALU 201L is suitable for critical automation tasks in:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eOil and gas processing facilities.\u003c\/li\u003e\n\u003cli\u003eThermal and hydroelectric power generation plants.\u003c\/li\u003e\n\u003cli\u003eLarge-scale mining and material handling systems.\u003c\/li\u003e\n\u003cli\u003eComplex manufacturing lines requiring high-speed logic and redundant control.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eALU 201L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProcessor\u003c\/td\u003e\n\u003ctd\u003e32-bit RISC, 66 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUser Memory\u003c\/td\u003e\n\u003ctd\u003e512 kB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eData Memory\u003c\/td\u003e\n\u003ctd\u003e1024 kB RAM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstruction Speed\u003c\/td\u003e\n\u003ctd\u003e0.045 microseconds per boolean instruction\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLogic Capacity\u003c\/td\u003e\n\u003ctd\u003e64k instructions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e12.5 W (2.5 A at 5 V DC)\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 85 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHumidity\u003c\/td\u003e\n\u003ctd\u003e5% to 95% (non-condensing)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication\u003c\/td\u003e\n\u003ctd\u003eModbus Plus, RS232, RS485\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the rack power is disconnected before installing or removing the module.\u003c\/li\u003e\n\u003cli\u003eHandle the module using ESD-safe practices to prevent damage to internal circuitry.\u003c\/li\u003e\n\u003cli\u003eSlide the module into the designated Quantum backplane slot and secure it using the integrated locking mechanism.\u003c\/li\u003e\n\u003cli\u003eEnsure proper ventilation around the rack to maintain operating temperatures within the 0 to 60 deg C range.\u003c\/li\u003e\n\u003cli\u003eUse shielded cables for all communication ports to minimize EMI interference in industrial environments.\u003c\/li\u003e\n\u003cli\u003eVerify that the backup battery is installed and connected to maintain memory during power-off states.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompliance and Certifications\u003c\/h3\u003e\u003cp\u003eThe ALU 201L complies with the following standards: CE, UL 508, CSA C22.2, FM Class 1 Div 2, and IEC 61131-2.\u003c\/p\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eWhat is the primary function of the ALU 201L?\u003c\/h3\u003e\u003cp\u003eThe ALU 201L acts as the central logic processor for the Modicon Quantum system, responsible for executing user logic programs and coordinating communication across the I\/O and network interfaces.\u003c\/p\u003e\u003ch3\u003eDoes this module support redundancy?\u003c\/h3\u003e\u003cp\u003eYes, the ALU 201L supports hot-standby redundancy, allowing it to synchronize with a secondary processor for seamless failover in critical applications.\u003c\/p\u003e\u003ch3\u003eWhat type of battery is required for memory backup?\u003c\/h3\u003e\u003cp\u003eThe module utilizes a 3.6 V, 1.2 Ah Lithium battery to maintain volatile memory during power loss.\u003c\/p\u003e","brand":"Schneider","offers":[{"title":"Default Title","offer_id":50852187341052,"sku":"ALU 201L","price":172.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_8464da4f-a504-48ce-bd69-160d0e61325c.jpg?v=1785561666","url":"https:\/\/www.electronicplc.com\/es\/products\/schneider-electric-modicon-quantum-alu-201l-logic-processor-module","provider":"Electronic PLC","version":"1.0","type":"link"}