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Allen Bradley ControlLogix 1756-EN4TR

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1756-EN4TR

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The 1756-EN4TR from Allen Bradley is an Ethernet/IP communication module designed for use in ControlLogix systems. This module supports dual copper media connections and operates across various communication speeds, including 10 Mbps, 100 Mbps, and 1 Gbps.

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Not an Authorized Distributor: DO Supply is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All of our products come with DO Supply's 2-year warranty.
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Rockwell Disclaimer: The product is used surplus. DO Supply is not an authorized surplus dealer or affiliate for the Manufacturer of this product. The product may have older date codes or be an older series than that available direct from the factory or authorized dealers. Because DO Supply is not an authorized distributor of this product, the Original Manufacturer's warranty does not apply. While many Allen-Bradley PLC products will have firmware already installed, DO Supply makes no representation as to whether a PLC product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. DO Supply also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from Rockwell, its distributors, or any other source. DO Supply also makes no representations as to your right to install any such firmware on the product. DO Supply will not obtain or supply firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing firmware.

Technical specifications for 1756-EN4TR

ManufacturerAllen Bradley
Product TypeEthernet/IP Communication Module
Product LineControlLogix
Part Number1756-EN4TR
UPC889508721071
Weight0.69 lbs (0.31 kg)
MediaDual Copper Media
Communication Rates10 Mbps, 100 Mbps, and 1 Gbps
Embedded Switch OptionSupported
Maximum TCP Connections512 Connections
Maximum CIP I/O Connections1000 Connections
Maximum CIP Messaging/HMI Connections528 Connections
Maximum CIP Unconnected Messages Connections256 Backplane Connections and 256 Ethernet Connections
Maximum Multicast Tags32 Tags
Socket ServicesSupported
DLR TopologiesSupported
Linear TopologiesSupported
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The Allen Bradley 1756-EN4TR is an Ethernet/IP communication module tailored for integration within ControlLogix architectures. Utilizing dual copper media, it allows for versatile connectivity options. Enhanced network performance is achieved, with the module accommodating communication rates of 10 Mbps, 100 Mbps, and 1 Gbps, adapting to varying requirements.

Supporting an embedded switch option, this module enhances data flow management while optimizing network efficiency. It can facilitate a substantial number of connections, such as a maximum of 512 TCP connections, and handle up to 1000 CIP I/O connections. In addition, this module is designed for 528 connections dedicated to HMI and CIP messaging.

For flexibility in network configurations, it supports both DLR (Device Level Ring) and linear topologies. Maximum capabilities extend to managing 256 connections for unconnected messages on both the backplane and over Ethernet, and it can classify up to 32 multicast tags. Socket services are also supported, allowing versatile integration with various applications. Overall, the 1756-EN4TR module is a robust solution for achieving efficient Ethernet/IP communication within advanced control systems.