ControlLogix System

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Communication Modules

Introduction Environmentals and Certifications EtherNet/IP Network ControlNet Network DeviceNet Network
Data Highway Plus and Remote I/O Networks Serial Communication DH-485 Network SynchLink Communication
EtherNet/IP Network

The Ethernet Industrial (EtherNet/IP) network protocol is an open industrial-networking standard that supports both real-time I/O messaging and message exchange. The EtherNet/IP network uses off-the-shelf Ethernet communication chips and physical media.

EtherNet/IP Communication Modules

Specifications [PDF]

Cat. No. Description Media Special Features Communication Rate CIP Motion Axes TCP/IP Connections Logix Connections
1756-EN2F EtherNet/IP communication bridge module Fiber 100 Mbps Up to 8 128 256
1756-EN2T EtherNet/IP communication bridge module Copper 10/100 Mbps Up to 8 128 256
1756-EN2TK EtherNet/IP conformal coated communication bridge module Copper 10/100 Mbps Up to 8 128 256
1756-EN2TSC EtherNet/IP secure communication bridge module Copper IPSec VPN Client and Server Technology 100/100 Mbps Up to 8 128 256
1756-EN2TR 2-port EtherNet/IP communication bridge module, with embedded switch technology Dual Copper Embedded switch technology 10/100 Mbps Up to 8 128 256
1756-EN2TRK 2-port EtherNet/IP conformal coated communication bridge module Dual Copper Embedded switch technology 10/100 Mbps Up to 8 128 256
1756-EN3TR 2-port EtherNet/IP communication bridge module, with embedded switch technology Dual Copper Embedded switch technology 10/100 Mbps Up to 128 128 256
1756-ENBT EtherNet/IP communication bridge module Copper 10/100 Mbps 64 128
1756-ENBTK EtherNet/IP conformal coated communication bridge module Copper 10/100 Mbps 64 128
1756-EWEB EtherNet web server module Copper Web Server 10/100 Mbps 64 128
1756-EN2TXT ControlLogix-XT, EtherNet/IP communication bridge module rated for extreme environment Copper Extreme Environment 10/100 Mbps Up to 8 128 256
1756-EN2TRXT ControlLogix-XT, EtherNet/IP communication bridge module, with embedded switch technology for extreme environment Dual Copper Embedded switch technology Extreme environment 10/100 Mbps Up to 8 axes 128 256
  

EtherNet/IP Time Synchronization Module

The 1756-TIME module contains an onboard GPS receiver to provide the accuracy of GPS satellite atomic clocks. It hosts dual Ethernet ports for direct Ethernet time synchronization using NTP (Network Time Protocol) and PTP (Precision Time Protocol) where the module acts as the time grandmaster.

Cat. No. Description Features
1756-TIME ControlLogix Time Synchronization Module Internal GPS Receiver, PTP - Precision Time Protocol, NTP - Network Time Protocol, IRIG-B Input / Output, Dual Port Ethernet - Embedded Switch, DLR - Device Level Ring, Web Interface, AOP - Add-On Profile
  

Example Configurations—EtherNet/IP Network

Star Topology

Click to enlarge - Enet_Star_topology_BW


Ring Topology

Click to enlarge - Enet_ring topology_BW


Linear Topology

Click to enlarge - Enet_linear topology_BW


Accessories—Ethernet Network

Cat. No. Description Specifications
1585J-M8PBJM-x Ethernet RJ45 patchcord
x = 2 (2 m), 5 (5 m) or 10 (10 m)
8-Conductor, Teal Riser PVC Cable (Flex Rated cable also available)
1585J-M8CC-H RJ45 insulation displacement connector (IDC) 0.128...0.325 mm2 (26…22 AWG), Cat. 6, IDC, no tool required
1585J-M8CC-C RJ45 crimp connector with boot, qty = 50 pieces 0.128...0.205 mm2 (26…24 AWG), Cat. 5e, requires crimp tool for assembly
1585A-Jcrimp Crimp tool
9300-RADES Remote access dial-in kit 56 Kbps modem connection to devices on an Ethernet network, includes:
• pre-configured modem
• communication module
• DIN rail mounting hardware
• associated cables
  

Switches

For real-time control and information flow throughout the manufacturing and IT enterprise, we offer a full portfolio of industrial Ethernet switches and media, featuring a line of managed switches integrated with Cisco technology. Our Stratix switch products portfolio offers many popular features used by IT and controls organizations that deploy standard, unmodified Ethernet, with settings optimized for use in EtherNet/IP applications. In addition, Embedded Switch Technology is available in various Rockwell Automation products to enable ring and linear topologies.