• Allen-Bradley 1756-EN2F
  • Allen-Bradley 1756-EN2F
  • Allen-Bradley 1756-EN2F
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Allen-Bradley 1756-EN2F ControlLogix EtherNet/IP Fiber Optic Communication Module

Allen-Bradley 1756-EN2F ControlLogix EtherNet/IP Fiber Optic Communication Module

Description

The Allen-Bradley 1756-EN2F is a ControlLogix EtherNet/IP communication module designed to provide high-speed fiber optic connectivity for industrial automation systems. As part of the ControlLogix platform, this bridge module facilitates...

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SKU: 1756-EN2F
Vendor: Allen-Bradley
Category: Ethernet Communication Module
Related Series:

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  • Genuine Guarantee: We supply only 100% original, brand-new, and factory-sealed industrial automation parts.
  • Full Coverage: Every component is backed by a 12-month comprehensive warranty from the date of purchase.
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Description

The Allen-Bradley 1756-EN2F is a ControlLogix EtherNet/IP communication module designed to provide high-speed fiber optic connectivity for industrial automation systems. As part of the ControlLogix platform, this bridge module facilitates seamless data exchange between the controller and other devices on an EtherNet/IP network, utilizing fiber optic media for enhanced noise immunity and long-distance communication capabilities.

Features

  • Fiber optic interface for robust communication in high-EMI environments.
  • Supports 10/100 Mbps Ethernet data transfer speeds.
  • Provides 128 TCP/IP connections and 256 total connections.
  • Integrated USB port for local configuration and diagnostics (12 Mbps).
  • Chassis-based mounting for integration into any standard 1756 ControlLogix chassis.

Technical Specifications

Product Model 1756-EN2F
Module Type Ethernet Communication Module
Ethernet Speed 10/100 Mbps
USB Rate 12 Mbps
TCP/IP Connections 128
Total Connections 256
Backplane Current (5.1V DC) 1.2 A
Backplane Current (24V DC) 3 mA
Power Dissipation 6.2 W
Mounting 1756 Chassis

Installation Guidelines

  • Ensure the ControlLogix chassis is powered down before inserting or removing the module to prevent electrical damage.
  • Align the module carefully with the chassis slot guides and seat it firmly into the backplane connector.
  • Secure the module using the top and bottom retaining screws to ensure proper grounding and mechanical stability.
  • Use appropriate fiber optic cabling and connectors; ensure fiber ends are clean and protected from dust or debris.
  • Maintain adequate clearance around the module for proper ventilation and cooling within the cabinet.
  • Avoid routing communication cables alongside high-voltage power lines to minimize potential signal interference.

FAQ

What is the primary function of the 1756-EN2F?

The 1756-EN2F serves as a bridge module that allows a ControlLogix controller to communicate over an EtherNet/IP network using fiber optic media, providing reliable connectivity for distributed I/O and peer-to-peer messaging.

Can this module be installed in any slot of a 1756 chassis?

Yes, the 1756-EN2F is designed to be chassis-mounted and can be placed in any available slot within a standard 1756 ControlLogix chassis.

Does this module require external power?

No, the module draws its required power directly from the ControlLogix chassis backplane (5.1V DC and 24V DC).