{"product_id":"allen-bradley-1756-l81e-b-controllogix-5580-processor-module","title":"Allen Bradley 1756-L81E\/B ControlLogix 5580 Processor Module","description":"\u003ch2\u003eAllen Bradley 1756-L81E\/B ControlLogix 5580 Processor Module\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eAllen Bradley 1756-L81E\/B\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e1756-L81E\u003c\/strong\u003e Processor Module, operates as a dedicated hardware component for controller execution, EtherNet\/IP communication, and I\/O data management within ControlLogix 5580 platforms.\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-L81E\/B\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\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.25 kg\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\u003eApprox. 2.5 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eControlLogix Processor Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Line\u003c\/td\u003e\n\u003ctd\u003eControlLogix 5580\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eController Type\u003c\/td\u003e\n\u003ctd\u003eControlLogix 5580 Standard Controller\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUser Memory\u003c\/td\u003e\n\u003ctd\u003e10 MB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOnboard Storage\u003c\/td\u003e\n\u003ctd\u003e1 GB SD card expandable storage\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEmbedded Ethernet\u003c\/td\u003e\n\u003ctd\u003eDual 1 Gbps Ethernet ports\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunications\u003c\/td\u003e\n\u003ctd\u003eEtherNet\/IP native, ControlNet, DeviceNet, DH+, Remote I\/O via modules\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSB Port\u003c\/td\u003e\n\u003ctd\u003eProgramming only\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\u003eSafety Function\u003c\/td\u003e\n\u003ctd\u003eStandard controller, no GuardLogix safety functions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temp\u003c\/td\u003e\n\u003ctd\u003e-40 deg C to 85 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelative Humidity\u003c\/td\u003e\n\u003ctd\u003eUp to 95% non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShock Rating\u003c\/td\u003e\n\u003ctd\u003eIEC 60068-2-27\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVibration Rating\u003c\/td\u003e\n\u003ctd\u003eIEC 60068-2-6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertifications\u003c\/td\u003e\n\u003ctd\u003eCE, KC, C-Tick, IECEx compliance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eEtherNet\/IP Deterministic Network and Firmware Compatibility Features\u003c\/h3\u003e\n\u003cp\u003eThe 1756-L81E\/B processor module integrates embedded dual 1 Gbps Ethernet ports for direct EtherNet\/IP communication within ControlLogix 5580 systems. The integrated network interface reduces dependence on separate communication modules for controller-level Ethernet connectivity.\u003c\/p\u003e\n\u003cp\u003eThe module uses ControlLogix backplane bus communication for chassis data exchange and I\/O module coordination. I\/O density scaling is supported through the ControlLogix architecture, allowing management of up to 128,000 digital I\/O points and 4,000 analog I\/O points in compatible configurations.\u003c\/p\u003e\n\u003cp\u003eFirmware flash compatibility within the ControlLogix 5580 platform enables controller lifecycle management through supported Studio 5000 Logix Designer environments. The processor supports deterministic EtherNet\/IP network operation for controller communication, remote I\/O exchange, and system integration.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What Ethernet capability is integrated into the 1756-L81E\/B processor module?\u003cbr\u003eA: The module includes dual embedded 1 Gbps Ethernet ports for native EtherNet\/IP communication.\u003c\/p\u003e\n\u003cp\u003eQ: Does the 1756-L81E\/B provide safety controller functions?\u003cbr\u003eA: No. The module is a standard ControlLogix controller and does not include GuardLogix safety execution functions.\u003c\/p\u003e\n\u003cp\u003eQ: What memory capacity is available for user applications?\u003cbr\u003eA: The processor provides 10 MB of user memory for application programs, controller data, and system configuration storage.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eInstall the 1756-L81E\/B processor module into a compatible ControlLogix 5580 chassis and verify chassis power capacity before applying system power.\u003c\/p\u003e\n\u003cp\u003eEnsure the processor is fully seated in the backplane connector and maintain proper chassis grounding. Route Ethernet communication cables separately from high-voltage power conductors to reduce electromagnetic interference.\u003c\/p\u003e\n\u003cp\u003eUse shielded and properly terminated communication cabling according to the EtherNet\/IP network installation requirements. Confirm firmware compatibility between the processor, communication modules, and connected I\/O devices before commissioning.\u003c\/p\u003e\n\u003cp\u003eFor network installations, verify Ethernet switch configuration, IP addressing, and communication topology before placing the controller into operation.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":43617072382042,"sku":"1756-L81E\/B","price":123.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/1756-L81EB2.jpg?v=1783493640","url":"https:\/\/www.plcmasters.com\/products\/allen-bradley-1756-l81e-b-controllogix-5580-processor-module","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}