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1756 EN2T Controllogix Ethernet/IP Module

The 1756-EN2T ControlLogix Ethernet/IP module is a critical component in the world of industrial automation and control systems. Developed by Rockwell Automation, this module plays a pivotal role in enabling seamless communication between various devices within a ControlLogix-based control system. In this article, we will explore what the 1756-EN2T module is, its key features, and its significance in industrial applications.

The 1756-EN2T ControlLogix Ethernet/IP module is a critical component in the world of industrial automation and control systems. Developed by Rockwell Automation, this module plays a pivotal role in enabling seamless communication between various devices within a ControlLogix-based control system. In this article, we will explore what the 1756-EN2T module is, its key features, and its significance in industrial applications.


Module Overview
The 1756-EN2T is an Ethernet/IP communication module designed for the Allen-Bradley ControlLogix platform. Ethernet/IP is an open, industrial network protocol that facilitates real-time communication and data exchange between devices in a control system. The ControlLogix platform is widely used in industries such as manufacturing, oil and gas, automotive, and more to automate and control processes.


Key Features of the 1756-EN2T Module
Ethernet/IP Protocol: The primary function of the 1756-EN2T module is to enable communication using the Ethernet/IP protocol. Ethernet/IP is based on standard Ethernet technology and is a widely accepted industrial communication protocol. It allows devices like programmable logic controllers (PLCs), human-machine interfaces (HMIs), and other industrial equipment to communicate and share data seamlessly.
High-Speed Communication: The 1756-EN2T module supports high-speed communication, making it suitable for applications that require real-time data exchange. It provides low-latency communication, which is crucial for industries where timing is critical, such as automotive manufacturing or pharmaceutical production.
Wide Range of Applications: This module can be used in a variety of applications, including process control, discrete manufacturing, motion control, and more. Its versatility makes it a valuable addition to many industrial automation scenarios.
Modular Design: The ControlLogix platform is known for its modular design, and the 1756-EN2T module is no exception. It can be easily integrated into existing ControlLogix chassis, allowing for scalability and flexibility in system design. Users can add or remove modules as needed to meet specific requirements.
Diagnostics and Troubleshooting: The module offers diagnostic capabilities that help users identify and resolve communication issues quickly. It provides insights into network status, connection status, and other important parameters, making it easier to maintain and troubleshoot the control system.
Redundancy Options: For mission-critical applications where system uptime is crucial, the 1756-EN2T module supports redundancy. Redundant configurations ensure that if one module or network path fails, another takes over seamlessly, minimizing downtime and ensuring continuity of operations.
Security Features: Industrial networks are susceptible to security threats, and the 1756-EN2T module includes security features to protect communication within the control system. It supports authentication and encryption, safeguarding sensitive data and preventing unauthorized access.


Significance in Industrial Applications
The 1756-EN2T ControlLogix Ethernet/IP module plays a pivotal role in modern industrial automation. Here are some of the key reasons why it is significant in industrial applications:
Interoperability: Ethernet/IP is an open standard, ensuring that devices from different manufacturers can communicate and work together seamlessly. This interoperability is crucial in complex industrial systems where various components come from different vendors.
Real-time Control: Many industrial processes require real-time control and data exchange. The 1756-EN2T module’s ability to provide low-latency communication ensures that critical data reaches the right destination without delays, enabling precise control over manufacturing processes.
Scalability: Industrial control systems often need to expand or adapt to changing requirements. The modular design of the ControlLogix platform, with the 1756-EN2T module as an integral part, allows for easy scalability without significant disruptions to existing operations.
Remote Monitoring and Maintenance: Ethernet/IP communication allows for remote monitoring and maintenance of industrial equipment. This means that engineers and technicians can access and troubleshoot control systems from remote locations, reducing the need for on-site visits and minimizing downtime.
Improved Efficiency: The 1756-EN2T module facilitates efficient communication between devices, reducing the need for manual intervention and streamlining industrial processes. This leads to improved efficiency, increased productivity, and cost savings.
Data Integration: In the era of Industry 4.0 and the Industrial Internet of Things (IIoT), data integration is crucial. The 1756-EN2T module can connect to a wide range of devices, sensors, and data sources, allowing organizations to collect, analyze, and leverage data for better decision-making and predictive maintenance.


The 1756-EN2T ControlLogix Ethernet/IP module is a vital component in modern industrial automation and control systems. Its support for the Ethernet/IP protocol, high-speed communication, modularity, diagnostics, security features, and compatibility with the ControlLogix platform make it an essential tool for industries striving to achieve efficient, flexible, and secure control and automation solutions. As industrial automation continues to advance, the role of modules like the 1756-EN2T in driving innovation and improving industrial processes becomes increasingly significant.

The ANC-100e DH+ converters provide communications between newer Ethernet Technologies and DH+ legacy PLC-5s and SLC/504s

ANC-100e: Ethernet/IP to DH+ Converter

The ANC-100e is a pocket-sized, high performance, Industrial Rated Ethernet DH+ Converter.  Features include: Ease of Configuration via Web Interface and DH+ Auto Polarity Detection and DH+ Auto Baud Rate Detection.

$1,295 USD List.

20 min. theautomationblog review.

Data Highway Plus to Ethernet (S02)

The ANC-120e is a competitive alternative to AB’s 1784-U2DHP PLC Programming Cable

ANC-120e: USB to DH+ RSlinx PLC

Is an economical and high performance USB-to-Allen-Bradley Data Highway Plus converter interfacing major HMI, SCADA, PLC Programming packages to Devices on DH+. Its features significantly outperform AB’s 1784-U2DHP PLC Programming Cable operating at 12 Mg USB speed with the Controllogix Ethernet/IP Driver.
The ANC-120e works with all SCADA, MMI, PLC programming packages installed on your PC with USB direct access to the DH+ network and stations. These packages include RSLINX/LOGIX Classic & Enterprise with RSLOGIX 5/500, Wonderware DAServer & TCP/IO Server, Citect, and Kepware using Controllogix Ethernet/IP Drivers.
$1,295 USD List. 

20 min. theautomationblog review

http://theautomationblog.com/usb-to-data-highway-plus-using-the-anc-120e-a-lower-cost-alternative-to-the-1784-u2dhp/ for more detailed info.

ANC-100e Ethernet IP to AB's DH+ Converter

The Automation Networks ANC-100e communicates with all SCADA, HMI, PLC programming with direct Ethernet/IP access to the DH+ network and stations. 

ANC-100e has similar replacement features as the Controllogix 1756-DHRIO / 1756-ENBT, and AB 1784 Interface Cards: 1784-U2DHP, 1784-KTx, 1784-PKTx, 1784-PCMK and Prosoft AN-X2-DHRIO Converters.

$1,295 USD List. Jan. 1, 2024

Overnight Shipping Available

ANC-120e USB to AB's DH+

The ANC-120e is an economical and high performance USB-to-Allen-Bradley Data Highway Plus converter interfacing major HMI, SCADA, PLC Programming packages to Devices on DH+. Its features significantly outperform AB’s 1784-U2DHP PLC Programming Cable operating at 12 Mg USB speed with the Controllogix Ethernet/IP Driver.

The ANC-120e works with all SCADA, MMI, PLC programming packages installed on your PC with USB direct access to the DH+ network and stations. These packages include RSLINX/LOGIX Classic & Enterprise with RSLOGIX 5/500, Wonderware DAServer & TCP/IO Server, Citect, and Kepware using Controllogix Ethernet/IP Drivers. 

$1,295 USD List. Jan 1, 2024

Overnight Shipping Available

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