{"product_id":"allen-bradley-1756-l74-controllogix-16-mb-controller","title":"Allen-Bradley 1756-L74 ControlLogix 16 MB Controller","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 1756-L74\u003c\/strong\u003e is a ControlLogix programmable automation controller designed for demanding industrial automation and process control applications. Installed in a ControlLogix chassis, the \u003cstrong\u003e1756-L74\u003c\/strong\u003e manages system I\/O modules across the backplane and over network links to provide real-time control, high-speed data processing, and integrated motion capabilities. Featuring 16 MB of user memory and 0.98 MB of dedicated I\/O memory, the module offers flexible programming options and communication interfaces for factory automation, process systems, and heavy industrial machinery.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e16 MB user memory and 0.98 MB I\/O memory\u003c\/li\u003e\n\u003cli\u003eIntegrated 1-port USB local programming interface\u003c\/li\u003e\n\u003cli\u003eSupport for non-volatile storage via Secure Digital (SD) card\u003c\/li\u003e\n\u003cli\u003eUses 1756-ESMCAP energy storage capacitor module\u003c\/li\u003e\n\u003cli\u003eLow power consumption at 5 mA @ 1.2V DC and 800 mA @ 5.1V DC\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFactory automation and assembly lines\u003c\/li\u003e\n\u003cli\u003eIndustrial process control systems\u003c\/li\u003e\n\u003cli\u003eMotion and drive control architectures\u003c\/li\u003e\n\u003cli\u003eDistributed I\/O systems and plant-wide control networks\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley \/ Rockwell Automation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCatalog Number\u003c\/td\u003e\n\u003ctd\u003e1756-L74\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUPC\u003c\/td\u003e\n\u003ctd\u003e612598876044\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUser Memory\u003c\/td\u003e\n\u003ctd\u003e16 MB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eI\/O Memory\u003c\/td\u003e\n\u003ctd\u003e0.98 MB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLocal Programming Port\u003c\/td\u003e\n\u003ctd\u003e1 USB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEmbedded Network Port\u003c\/td\u003e\n\u003ctd\u003eFalse\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNon-Volatile Memory Option\u003c\/td\u003e\n\u003ctd\u003eSecure Digital\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReplacement Energy Storage\u003c\/td\u003e\n\u003ctd\u003e1756-ESMCAP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Draw @ 1.2V DC\u003c\/td\u003e\n\u003ctd\u003e5 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Draw @ 5.1V DC\u003c\/td\u003e\n\u003ctd\u003e800 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eChassis Mounting:\u003c\/strong\u003e Ensure the controller is fully seated into any available slot of a compatible ControlLogix chassis before applying power.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnergy Storage Module:\u003c\/strong\u003e Install the required 1756-ESMCAP energy storage capacitor module to maintain memory backup functionality without traditional batteries.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLocal USB Port Connection:\u003c\/strong\u003e The front panel USB port is provided for temporary local programming, configuration, and firmware updates only.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrounding \u0026amp; Power:\u003c\/strong\u003e Verify that the chassis and power supply are properly grounded according to standard industrial wiring and grounding guidelines to mitigate EMI\/RFI noise.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":52695178969451,"sku":"1756-L74","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/1756-L74_2.jpg?v=1785737921","url":"https:\/\/www.plcprotech.com\/products\/allen-bradley-1756-l74-controllogix-16-mb-controller","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}