{"product_id":"allen-bradley-1756-l85ek-controllogix-5580-controller","title":"Allen-Bradley 1756-L85EK ControlLogix 5580 Controller","description":"\u003ch2\u003eAllen-Bradley 1756-L85EK ControlLogix 5580 Controller\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 1756-L85EK\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e1756-L85EK\u003c\/strong\u003e ControlLogix Controller, operates as a dedicated hardware component for high-capacity logic execution and EtherNet\/IP communication within ControlLogix 5580 platforms. The controller provides 40 MB user memory, embedded Ethernet communication, and conformal coating protection.\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\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\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\u003e1756-L85EK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eControlLogix 5580 Controller\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUnited States\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1.19 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 deg C to 60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003ePower dissipation: approximately 6.2 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUser Memory\u003c\/td\u003e\n\u003ctd\u003e40 MB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEmbedded Ethernet\u003c\/td\u003e\n\u003ctd\u003eDual 10\/100\/1000 Mbps ports\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Digital I\/O\u003c\/td\u003e\n\u003ctd\u003e128,000 points\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Analog I\/O\u003c\/td\u003e\n\u003ctd\u003e4,000 points\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Protocol\u003c\/td\u003e\n\u003ctd\u003eEtherNet\/IP, CIP integrity, CIP confidentiality\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMessage Capacity\u003c\/td\u003e\n\u003ctd\u003e2000 msg\/s without CIP security, 1500 msg\/s with integrity, 900 msg\/s with integrity and confidentiality\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Voltage\u003c\/td\u003e\n\u003ctd\u003e50 V continuous\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThermal Dissipation\u003c\/td\u003e\n\u003ctd\u003eApproximately 21.2 BTU\/hr\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConformal Coating\u003c\/td\u003e\n\u003ctd\u003eYes, K suffix environmental coating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay\u003c\/td\u003e\n\u003ctd\u003e4-character alphanumeric display\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eEtherNet\/IP and ControlLogix 5580 Architecture\u003c\/h3\u003e\n\u003cp\u003eThe 1756-L85EK controller integrates the ControlLogix 5580 platform communication layer with embedded Ethernet interfaces supporting deterministic EtherNet\/IP network operation. The dual Ethernet ports provide 10\/100\/1000 Mbps communication capability for controller-to-controller, I\/O, and device-level data exchange.\u003c\/p\u003e\n\u003cp\u003eThe controller supports I\/O density scaling up to 128,000 digital I\/O points and 4,000 analog I\/O points. Firmware flash compatibility and application configuration are managed through the ControlLogix engineering environment using Studio 5000 Logix Designer.\u003c\/p\u003e\n\u003cp\u003eThe K suffix specifies conformal coating applied to the controller assembly. The coating layer provides additional protection against moisture, dust, and corrosive environmental exposure during operation.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What memory capacity is available in the 1756-L85EK controller?\u003cbr\u003eA: The controller provides 40 MB of user memory for application execution and data storage within the ControlLogix 5580 architecture.\u003c\/p\u003e\n\u003cp\u003eQ: What Ethernet communication capability is integrated into the controller?\u003cbr\u003eA: The controller includes embedded Ethernet ports supporting 10 Mbps, 100 Mbps, and 1 Gbps communication speeds.\u003c\/p\u003e\n\u003cp\u003eQ: Does the 1756-L85EK provide integrated safety control functions?\u003cbr\u003eA: The 1756-L85EK is a standard ControlLogix controller and does not include GuardLogix safety execution functions.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eInstall the controller in an approved ControlLogix chassis with compatible power and backplane connections. Confirm module seating, chassis grounding, and controller firmware compatibility before system startup.\u003c\/p\u003e\n\u003cp\u003eMaintain separation between Ethernet communication wiring and high-voltage power conductors to reduce electrical interference. Apply industrial grounding practices for cable shields and verify network topology requirements before connecting EtherNet\/IP devices.\u003c\/p\u003e\n\u003cp\u003eAvoid damaging the conformal coating surface during handling or installation. Inspect connectors and enclosure conditions before commissioning the controller in environments with moisture or corrosive contaminants.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":43617101643866,"sku":"1756-L85EK","price":123.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/1756-L85EK2.jpg?v=1783495045","url":"https:\/\/www.plcmasters.com\/products\/allen-bradley-1756-l85ek-controllogix-5580-controller","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}