{"product_id":"8mb-controllogix-cpu-1756-l73k-allen-bradley-coated","title":"8MB ControlLogix CPU 1756-L73K Allen Bradley Coated","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe Allen-Bradley 1756-L73K is a conformal-coated ControlLogix 5573 processor with 8 MB user memory. It provides high-performance control with integrated USB communication, 1 GB non-volatile memory support, and full controller redundancy for large-scale industrial applications.\u003c\/p\u003e\n\u003ch3\u003eKey Specs\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUser memory:\u003c\/strong\u003e 8 MB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eI\/O memory:\u003c\/strong\u003e 0.98 MB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax I\/O:\u003c\/strong\u003e 128,000 digital, 4000 analog\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommunication:\u003c\/strong\u003e 1 USB port, optional EtherNet\/IP, ControlNet, DeviceNet\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNon-volatile memory:\u003c\/strong\u003e 1 GB (1784-SD1) included, 2 GB (1784-SD2) optional\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurrent draw:\u003c\/strong\u003e 5 mA @ 1.2 V DC, 800 mA @ 5.1 V DC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower dissipation:\u003c\/strong\u003e 2.5 W\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eController redundancy:\u003c\/strong\u003e Full support\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy Choose This\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eConformal coating protects against corrosive environments\u003c\/li\u003e\n\u003cli\u003e8 MB memory supports large applications with extensive data handling\u003c\/li\u003e\n\u003cli\u003eFull controller redundancy capability for high-availability systems\u003c\/li\u003e\n\u003cli\u003eEnergy Storage Module eliminates battery maintenance\u003c\/li\u003e\n\u003cli\u003e4-character alphanumeric display for local diagnostics\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCommon Questions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat does the K suffix mean?\u003c\/strong\u003e K indicates conformal coating for protection in harsh or corrosive environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHow many tasks does it support?\u003c\/strong\u003e 32 tasks with up to 1000 programs per task depending on software version.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIs redundancy supported?\u003c\/strong\u003e Yes, full controller redundancy with 1756-RM2 or 1756-RM2K modules.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eMounting Steps\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eInstall the controller in any slot of a Series B or C 1756 chassis.\u003c\/li\u003e\n\u003cli\u003eInsert the 1784-SD1 Secure Digital card into the controller slot.\u003c\/li\u003e\n\u003cli\u003eConnect the USB port for programming or install communication modules.\u003c\/li\u003e\n\u003cli\u003eVerify the Energy Storage Module is fully seated.\u003c\/li\u003e\n\u003cli\u003eDownload the application using Studio 5000 Logix Designer.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eBuying Advice\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eChoose 1756-L73K for large applications in corrosive environments requiring 8 MB memory.\u003c\/li\u003e\n\u003cli\u003eFor standard environments, the 1756-L73 offers identical performance without coating.\u003c\/li\u003e\n\u003cli\u003ePair with 1756-RM2K redundancy modules for high-availability architectures.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":50207634161802,"sku":"1756-L73K","price":189.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/2818\/2154\/files\/1756-L73K_29554882-c2a5-4281-9858-56e0c8bb31b0.png?v=1789545173","url":"https:\/\/www.cambiaplc.com\/products\/8mb-controllogix-cpu-1756-l73k-allen-bradley-coated","provider":"Controlix Automation","version":"1.0","type":"link"}