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Rockwell Automation Allen-Bradley ControlLogix 1756-EN2F

Rockwell Automation Allen-Bradley ControlLogix 1756-EN2F
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ControlLogix EtherNet/IP Network
Devices
Catalog Numbers 1756-EN2F, 1756-EN2T, 1756-EN2TP, 1756-EN2TPK, 1756-
EN2TPXT, 1756-EN2TR, 1756-EN2TRK, 1756-EN2TRXT, 1756-EN2TXT, 1756-
EN3TR, 1756-EN3TRK, 1756-EN4TR, 1756-EN4TRK, 1756-ENBT, 1756-EWEB
User Manual
Original Instructions
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Rockwell Automation Allen-Bradley ControlLogix 1756-EN2F Specifications

General IconGeneral
Product TypeEthernet Communication Module
SeriesControlLogix
Catalog Number1756-EN2F
Communication ProtocolEthernet/IP
Ports2
Port TypeRJ45
Network Speed10/100 Mbps
Relative Humidity5 to 95% non-condensing
Mounting TypeChassis
Power SupplyBackplane
Operating Temperature0 to 60 °C
Storage Temperature-40 to 85 °C
Shock30 g
CertificationsCE, UL

Summary

Important User Information

Preface

About This Publication

Manual's purpose and scope.

Additional Resources

Lists related documents and resources for further information.

Chapter 1 ControlLogix EtherNetIP Network Device Overview

Overview

Introduces EtherNet/IP networks and their role in automation.

EtherNetIP Network Specifications

Provides detailed technical specifications for EtherNet/IP network devices.

Simple Network Management Protocol

Explains how to use SNMP for device management and monitoring.

Electronic Keying

Describes features that match devices to project configurations to prevent errors.

Protected Mode

Explains the mode that prevents configuration changes on the module.

Secure Digital Card

Covers the use of Secure Digital cards for storing configuration data.

CIP Security

Explains the CIP Security standard for secure data transport on EtherNet/IP networks.

Parallel Redundancy Protocol

Describes the PRP standard for high-availability Ethernet networks.

Device Level Ring (DLR)

Details the DLR protocol for fault tolerance in ring-based networks.

Chapter 2 Connect to the EtherNetIP Network

Set the IP Address

Outlines the requirements and procedures for setting the IP address.

Set the IP Address with Rotary Switches

Explains how to use rotary switches to configure the module's IP address.

Reset the Module IP Address to Factory Default Value

Provides instructions to restore the module's IP settings to factory defaults.

Redundant Adapter Considerations Setting the IP Address

Discusses specific IP address settings for configuring redundant adapter pairs.

Chapter 3 Connect Redundant EtherNetIP Adapters

Redundant Design Considerations

Covers essential rules and details for designing redundant adapter systems.

Redundant Switchovers

Explains the conditions and process for switching control between redundant adapters.

Configure a 1756-EN4 TR Redundant Adapter Pair

Provides a step-by-step guide to configure a redundant adapter pair.

Redundant Architecture Network Considerations

Addresses network design aspects for optimal redundant adapter performance.

Appendix A ControlLogix Network Device Status Indicators

Status Indicators

Provides an overview of status indicators on network devices.

Single-Port Module Status Indicators

Explains the status indicators for single-port EtherNet/IP modules.

Dual-Port Module Status Indicators

Explains the status indicators for dual-port EtherNet/IP modules.

Access the Diagnostic Web Pages

Guides users on how to access and navigate the diagnostic web pages.

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