{"product_id":"allen-bradley-1756-en2trk-ethernet-ip-communication-module","title":"Allen-Bradley 1756-EN2TRK EtherNet\/IP Communication Module","description":"\u003ch1 class=\"PDq2pG_selectionAnchorContainer\"\u003eAllen-Bradley 1756-EN2TRK EtherNet\/IP Communication Module\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h1\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAllen-Bradley 1756-EN2TRK\u003c\/strong\u003e, also cataloged as the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1756-EN2TRK\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eEthernet Communication Module, operates as a dedicated hardware component for deterministic EtherNet\/IP data routing and ControlLogix backplane integration within ControlLogix chassis networks. The module executes cyclic CIP messaging and TCP\/IP communication through dual copper Ethernet interfaces while maintaining chassis-level backplane data synchronization across any slot configuration.\u003c\/p\u003e\n\u003ch3\u003eSuffix Breakdown \u0026amp; Model Matrix\u003c\/h3\u003e\n\u003cp\u003eNo manufacturer-defined suffix decomposition provided for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1756-EN2TRK\u003c\/strong\u003e.\u003cbr\u003eBase functional designation remains the standard ControlLogix EtherNet\/IP communication module identifier.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003cth class=\"last:pe-10\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\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-EN2TRK\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\u003e0.45 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e5.1 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eEtherNet\/IP Communication Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current (5 VDC)\u003c\/td\u003e\n\u003ctd\u003e1 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current (24 VDC)\u003c\/td\u003e\n\u003ctd\u003e3 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInsulation Voltage\u003c\/td\u003e\n\u003ctd\u003e30 V continuous\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThermal Dissipation\u003c\/td\u003e\n\u003ctd\u003e21.28 BTU\/hour\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNetwork Interface\u003c\/td\u003e\n\u003ctd\u003eDual-port copper Ethernet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpeed\u003c\/td\u003e\n\u003ctd\u003e10\/100 Mbps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTCP\/IP Connections\u003c\/td\u003e\n\u003ctd\u003eUp to 128\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eControlLogix Backplane Communication \u0026amp; EtherNet\/IP Determinism\u003c\/h3\u003e\n\u003cp\u003eThe module integrates into ControlLogix architecture via high-speed backplane bus communication velocity scheduling, enabling synchronized CIP packet handling between controller and network interface layers. EtherNet\/IP deterministic networks are supported through dual-port topology handling, allowing linear and star configurations without external switching constraints. Firmware-level mapping maintains connection consistency across chassis slot assignments, while I\/O density scaling is managed through CIP connection allocation tables.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions (FAQ)\u003c\/h3\u003e\n\u003cp\u003eQ: Does the 1756-EN2TRK support hot insertion in an active ControlLogix chassis?\u003cbr\u003eA: Yes. The module supports hot-swap insertion with automatic backplane re-enumeration and connection re-establishment.\u003c\/p\u003e\n\u003cp\u003eQ: What is the impact of full TCP\/IP connection utilization on backplane load?\u003cbr\u003eA: At maximum connection load, the module maintains approximately 1 A draw on the 5 VDC backplane with stable CIP scheduling.\u003c\/p\u003e\n\u003cp\u003eQ: Are both Ethernet ports functionally independent?\u003cbr\u003eA: Yes. Dual ports support parallel communication paths and linear or star topology segmentation.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eInstall the module into any available ControlLogix chassis slot with full backplane connector engagement. Ensure correct seating alignment to maintain signal integrity across the chassis bus. Use shielded Ethernet cabling with proper grounding of the shield drain at the cabinet earth point. Maintain separation between communication wiring and power conductors to reduce EMI coupling. Verify firmware compatibility between controller, chassis, and communication module prior to system initialization.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":43581854941274,"sku":"1756-EN2TRK","price":123.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/1756-EN2TRK2.jpg?v=1782974533","url":"https:\/\/www.plcmasters.com\/products\/allen-bradley-1756-en2trk-ethernet-ip-communication-module","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}