{"product_id":"allen-bradley-1756-l55m16-processor-module","title":"Allen-Bradley 1756-L55M16 ControlLogix Logix5555 Processor","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1756-L55M16 is a ControlLogix Logix5555 controller module designed for high-performance industrial automation applications. This processor module features 7.5 MB of integrated memory, providing robust processing capabilities for complex control tasks. The 1756-L55M16 consists of a 1756-L55 base processor unit paired with a 1756-M16 memory board. As part of the ControlLogix platform, it supports a wide range of I\/O configurations and high-speed processing, making it suitable for demanding manufacturing and process control environments.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eLogix5555 processor architecture for reliable execution of control logic.\u003c\/li\u003e\n\u003cli\u003eIntegrated 7.5 MB memory capacity for program storage and data handling.\u003c\/li\u003e\n\u003cli\u003eHigh-density I\/O support, capable of managing up to 128,000 I\/O points.\u003c\/li\u003e\n\u003cli\u003eOptimized for fast program scan times of 0.08 milliseconds.\u003c\/li\u003e\n\u003cli\u003eDesigned for seamless integration into the ControlLogix backplane.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Model\u003c\/td\u003e\n\u003ctd\u003e1756-L55M16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProcessor Type\u003c\/td\u003e\n\u003ctd\u003eLogix5555\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMemory\u003c\/td\u003e\n\u003ctd\u003e7.5 MB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax I\/O Capacity\u003c\/td\u003e\n\u003ctd\u003e128,000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Analog Inputs\u003c\/td\u003e\n\u003ctd\u003e4,000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Analog Outputs\u003c\/td\u003e\n\u003ctd\u003e2,000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProgram Scan Time\u003c\/td\u003e\n\u003ctd\u003e0.08 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current (5V DC)\u003c\/td\u003e\n\u003ctd\u003e1.23 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVibration Rating\u003c\/td\u003e\n\u003ctd\u003e10-500 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the ControlLogix chassis is powered down before inserting or removing the 1756-L55M16 module to prevent electrical damage.\u003c\/li\u003e\n\u003cli\u003eThe module should be seated firmly into the chassis slot and secured using the top and bottom retaining clips.\u003c\/li\u003e\n\u003cli\u003eMaintain proper ventilation in the control cabinet to ensure the module operates within recommended temperature ranges.\u003c\/li\u003e\n\u003cli\u003eObserve standard ESD (Electrostatic Discharge) precautions when handling the module to protect sensitive internal components.\u003c\/li\u003e\n\u003cli\u003eEnsure the backplane power supply is sized correctly to handle the 1.23 A current draw of this processor.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eIs the 1756-L55M16 still in production?\u003c\/h3\u003e\u003cp\u003eNo, the 1756-L55M16 was officially discontinued by the manufacturer in March 2011. It is typically available through surplus or refurbished channels for maintenance of legacy systems.\u003c\/p\u003e\u003ch3\u003eWhat does the 1756-L55M16 consist of?\u003c\/h3\u003e\u003cp\u003eThis unit is a combination of the 1756-L55 base processor module and the 1756-M16 memory expansion board.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50912507101436,"sku":"1756-L55M16","price":98.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_9d6bcd22-c0eb-4e64-ba06-bb6e6708b5a8.jpg?v=1785748089","url":"https:\/\/www.electronicplc.com\/ar\/products\/allen-bradley-1756-l55m16-processor-module","provider":"Electronic PLC","version":"1.0","type":"link"}