{"product_id":"high-performance-ethernet-communication-module-ab-1756-en2t","title":"High-Performance Ethernet Communication Module | AB 1756-EN2T","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAllen-Bradley 1756-EN2T\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efunctions as a high-performance EtherNet\/IP bridge for the ControlLogix platform. It facilitates seamless data exchange between your controller and enterprise-level networks, as well as high-speed communication with I\/O, drives, and other Logix processors. We supply this module as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New and Factory Sealed\u003c\/strong\u003e, ensuring your system benefits from the latest hardware revisions and maximum security protocols. This module occupies a single slot and enables robust star or linear network topologies.\u003c\/p\u003e\n\u003ch3\u003e Technical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eTechnical Details\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eEtherNet\/IP Communication Bridge Module\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCommunication Rate\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e10\/100 Mbps (Auto-negotiation)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eLogix Connections\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e256\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eTCP\/IP Connections\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e128\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003ePacket Throughput\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e5,000 I\/O packets per second\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eBackplane Current\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1.0 A @ 5.1V DC; 3 mA @ 24V DC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003ePower Dissipation\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e5.1 Watts\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eThermal Dissipation\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e17.4 BTU\/hr\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eIsolation Voltage\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e30V (Continuous), Basic Insulation Type\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0°C to 60°C (32°F to 140°F)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eNet Product Weight\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e0.91 kg (2.0 lbs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"selectTdClass\"\u003e\u003cspan\u003e\u003cstrong\u003eSlot Width\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd class=\"selectTdClass\"\u003e\u003cspan\u003e1 Slot (Standard ControlLogix)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHigh-Bandwidth Performance:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe 1756-EN2T handles up to\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e5,000 packets per second\u003c\/strong\u003e, ensuring that high-density I\/O and motion control data travel across the network without latency or jitter.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSecure \u0026amp; Isolated Architecture:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThis module provides\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e30V continuous isolation\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ebetween the Ethernet network and the ControlLogix backplane, protecting your PLC CPU from external electrical noise and surges.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSimplified Maintenance:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe front-facing USB port allows technicians to bridge directly to the backplane for configuration and firmware updates, bypassing the need for complex network routing during initial commissioning.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMassive Connectivity:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSupporting\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e128 TCP\/IP connections\u003c\/strong\u003e, a single 1756-EN2T can manage communications for dozens of PowerFlex drives, HMI panels, and remote I\/O racks simultaneously.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the difference between the 1756-EN2T and the 1756-ENBT?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe 1756-EN2T significantly outperforms the legacy 1756-ENBT. It increases the connection capacity from 64 to 128 TCP\/IP connections and handles roughly double the packet throughput. We recommend the EN2T for all modern installations and as a superior replacement for ENBT modules in bandwidth-heavy systems.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the 1756-EN2T support Device Level Ring (DLR)?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. While the 1756-EN2T features two physical ports on some hardware revisions, it primarily supports star and linear topologies. If your application requires high-availability ring redundancy, you should select the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1756-EN2TR\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use the USB port for HMI communication?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. The USB port serves exclusively for programming, configuration, and firmware updates. You must use the RJ45 Ethernet ports for all runtime communications, including HMI, SCADA, and peer-to-peer data exchange.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs there isolation between the USB port and the backplane?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe 1756-EN2T provides basic insulation (30V continuous) between the Ethernet network and the backplane, but there is\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eno isolation\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ebetween the USB port and the backplane logic. Use caution when connecting grounded laptops to the USB port to avoid ground loops.\u003c\/p\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":43359148671066,"sku":"1756-EN2T","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/3_7ab69922-a00f-4744-83aa-e65ae041fb10.jpg?v=1778635413","url":"https:\/\/www.spareoil.com\/products\/high-performance-ethernet-communication-module-ab-1756-en2t","provider":"SpareOil Automation","version":"1.0","type":"link"}