Product Summary
The Allen-Bradley 1768-ENBT is a CompactLogix Ethernet communication module. It connects your controller to Ethernet/IP networks for seamless data exchange. This module supports fast 10/100 Mbps speeds and manages up to 64 CIP connections. It integrates easily with SCADA systems, HMIs, and other controllers. You get reliable performance for demanding industrial automation applications.
Product Procurement & Buyer Guide
Selecting the Right Communication Module
The 1768-ENBT serves as a vital interface for your CompactLogix system. This Ethernet adapter enables your controller to communicate with various network devices. You must verify compatibility with your specific controller model. This module works with the 1768-L43 and 1768-L45 Programmable Automation Controllers. Using two modules with the 1768-L43 and four with the 1768-L45 provides maximum system flexibility.
Key Technical Specifications for Your Application
The module features one RJ45 port for network connectivity. It supports standard Category 5 or Category 6 cabling for reliable connections. The Ethernet speed operates at 10/100 Mbps with auto-negotiation for full or half-duplex modes. This speed supports fast data transfer for real-time control operations. The module also handles up to 32 TCP/IP connections for diverse network tasks.
Understanding Connection Capacity Benefits
You can establish up to 64 CIP connections with this communication module. This capacity allows you to link multiple devices on your network. The module connects to drives, motor starters, and other automation components. It also communicates with PowerFlex drives and Kinetix servo drives. This broad compatibility reduces your need for multiple different interface modules.
Environmental Tolerances for Industrial Use
The module operates reliably in temperatures from 0° to 60°C. It withstands vibration of 5 g at 10 to 500 Hz for tough environments. The unit also handles 30 g of operational shock without failure. These ratings ensure the module performs well in demanding factory settings. DIN rail or panel mounting options provide flexible installation choices.
Power and Current Requirements
The module consumes only 4.34 Watts of power for efficient operation. It draws 834 mA of backplane current at 5.2V DC. This low power consumption saves energy in your control panel. The single-slot design occupies minimal space in your CompactLogix assembly. You can integrate it without major changes to your existing power budget.
Step-by-Step User & Installation Guide
Pre-Installation Safety Precautions
Always follow proper ESD procedures before handling this module. You must touch a grounded object first to discharge static electricity. It is also recommended to wear a static-free wristband during installation. Always work in a static-free workstation to protect sensitive components. These steps prevent damage from electrostatic discharge.
Mechanical Mounting Instructions
Mount the module on a standard DIN rail or directly to a panel. Ensure the mounting location fits within the 1768 CompactLogix system. The module occupies a single slot in the assembly for a simple fit. Use the provided mounting clips to secure the module firmly. Verify the module is locked into place before connecting any cables.
Network Connection and Wiring
Connect a Category 5 or Category 6 cable to the RJ45 port. Use a pre-made or custom assembled LAN cable for this connection. The cable links the module to a compatible Ethernet switch. You may use commercial switches or industrial Stratix managed models. This connection enables communication with your entire network.
System Integration and Configuration
Configure the module within your CompactLogix programming software. Set the IP address and network parameters for your specific network. The module supports Common Industrial Protocol (CIP) for data exchange. You can then connect to SCADA systems, HMIs, and other controllers. This setup allows for inter-controller messaging and data sharing.
Status Indicator Monitoring for Operation
The module includes several status indicators for easy monitoring. These include a link status, OK status, and network status indicator. Always check these lights to verify proper module operation. Before powering down, wait for all status lights to turn off. This wait ensures the module saves any active project data to memory.
