TOP Server Rockwell (AB) ControlLogix Ethernet OPC Driver Details

ControlLogix Ethernet Key Features Include

• Maximum Number of Channels & Devices: 
  • Channels - 1024
  • Devices per Channel - 1024
  • NOTE: Practical channel/device limits will vary depending on your available system resources
• Logix Automatic Tag Generation (online or offline) for easy data discovery and integration online or offline (via .L5K and .L5X file)
• Logix device routing (ControlNet, DH+, EtherNet/IP, and other brokered network topologies)
• Supports larger packet sizes for ControlLogix Controllers v20 and higher (configurable up to 4000 bytes) for improved performance.
• Supports ControlLogix Gateway access via Data Highway Plus and ControlNet networks
• EtherNet/IP Gateway support, which provides access to EtherNet/IP-enabled MicroLogix, SLC, and PLC 5 devices via the ControlLogix Ethernet Communications module

Standard ControlLogix Ethernet Features Include

• Compatible with most Firmware Revisions - click here for latest supported firmware details
• Open Address Range Support for Compatibility with all PLC 5, SLC 500 and MicroLogix controllers (ENI or ControlLogix Gateway applications)
• ControlLogix Native Tag Addressing Support
• User defined tags (UDT) supported
• Array support for all atomic data types
• Optimized memory access for all tags and data types
• Supports all File Types (Output/Input/Integer/Etc.) - Refer to Driver Help File
• Supports data types such as Float, Long Word, and BCD (File Type Dependant)
• Supports numerous Pre-Defined Types - Refer to Driver Help File
• Support for locale-specific multi-byte strings
• Uses standard Ethernet Network Interface Card for TCP/IP Communications

ControlLogix Ethernet Driver Advanced Features Include

• Automatic Tag Database Generation for ControlLogix models only - from .L5K or .L5X Import File or Directly from Device
• Access to all predefined structure data types
• High speed access to all array types including Boolean arrays
• Arrays can be accessed in single request up to 3840 elements in length
• Reads and writes to Atomic tags optimized to send multiple tags per request
• Optimized communications allow each device to have a separate thread/channel of communications when under separate channels (up to 256 channels)
• Supports up to a Maximum of 1024 Programs
• Configurable Protocol Type for Maximum Performance
• ControlLogix Gateway Support - Ethernet or Serial to downstream AB Devices
• Configurable String Read Optimization - Bypass .LEN property read for maximum performance
• Project change detection support for online and offline edits.

ControlLogix Ethernet Supported Devices

• ControlLogix (All Models)
• CompactLogix (All Models)
• GuardLogix (All Models via above 2 drivers)
• SoftLogix (All Models)
• FlexLogix (All Models)
• MicroLogix (All Models)
• PLC-5 Family
• PLC-5/xxC Models
• SLC 500 Family (Modular I/O)
• SLC 500 Family (Fixed I/O)

For full details on models and networks supported, please consult the driver help file.

ControlLogix Ethernet Supported Protocols / Networks

• Ethernet/IP (CIP)
• Logix Gateway Routing:
  • ControlNet via Logix Routing
  • DH/RIO via Logix Routing

Videos / Guides / App Notes to Help You Get Started

To insure you get the most from your investment in TOP Server™, we provide a variety of application notes/guides and how-to videos, since we know that sometimes it helps to see someone showing you how to do things.

• TOP Server Rockwell (AB/Allen-Bradley) ControlLogix driver Quick Start Video
• TOP Server How-To Videos / Tutorials
• TOP Server How-To Application Notes
• TOP Server Quick Start Guide
• TOP Server Troubleshooting Guide

Driver Help Files / Release Notes

Use the below links to access TOP Server release history and driver help documentation.

• Click for Current/Past Release Notes
• ControlLogix Ethernet Help File

Access use cases, how-tos and more

Real-world use cases, step-by-step how-to's and video tutorials - our blog contains useful resources and information to help you get connected.

Optimizing with ControlLogix Protocol Modes Blog Post

TOP Server Specific Blog Posts

Overall Software Toolbox Blog Posts

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Additional Useful Resources

Access additional TOP Server related information below not covered in other sections:

• TOP Server Operating System Support Information
• Optimizing ControlLogix Communications Guide
• Understanding & Making Configuration Choices for ControlLogix Ethernet
• Looking for Allen-Bradley Hardware?