TOP Server Omron NJ/NX Ethernet OPC Driver Details

Omron NJ Ethernet Key Features Include

• Maximum Number of Channels & Devices: 
  • Channels - 256
  • Devices per Channel - 1024
  • NOTE: Practical channel/device limits will vary depending on your available system resources
• Online Automatic Tag Generation directly from controller
• Supports Common Industrial Protocol (CIP) routing from one Omron NJ device to another. (Details and examples on Device ID formatting for routing are including in the driver help file under Setup)
• Configurable CIP Connection size up to 1996 bytes for optimized performance

Standard Omron NJ Ethernet Features Include

• Supports symbolic addressing of basic data types and structures. Supported data types include the following: BOOL, SINT, USINT, INT, UINT, DINT, UDINT, LINT, ULINT, REAL, LREAL, and String
• Configurable array size up to 3,840 elements
• Uses standard Ethernet Network Interface Card for TCP/IP Communications
• Specify a Network Interface Card at the channel level
• Optimized communications allow each device to have a separate thread/channel of communications when under separate channels (up to 256 channels)

Omron NJ Ethernet Driver Advanced Features Include

• Online Automatic Tag Generation directly from device
• Redundancy switching via Media Level Redundancy plug-in
• Supports read blocking and multi-servicing of writes to arrays to optimize performance when reading and writing to multiple items within an array
• Supports Client Arrays for referencing contiguous array elements by the client
• Supports the reading of system variables defined on the controller
• CIP Routing Support for multi-hop communications through multiple Omron NJ EtherNet/IP capable controllers
  • For local connections, Device ID format is xxx.xxx.xxx.xxx\1\y where:
    • xxx.xxx.xxx.xxx is the local device IP Address
    • 1 ports to the backplane
    • x is the CPU Unit Address of the  local controller
  • Full details on routing and multi-hop Device ID formats including examples are covered in the driver help file
• Performance statistics for fine tuning communications.

Omron NJ Ethernet Supported Devices

• NJ301
• NJ501
• NX Series
• CJ1W-EIP21
• Other Omron controllers supporting EtherNet/IP

For full details on models, networks and routing supported visit the Omron Suite Supported Devices page and consult the driver help file.

Omron NJ Ethernet Supported Protocols / Networks

• EtherNet/IP
• Common Industrial Protocol (CIP)
• TCP/IP Ethernet

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 Omron NJ/NX Ethernet 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.

• View TOP Server Current/Past Release Notes
• Omron NJ Ethernet Help File

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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
• TOP Server Quick Start Video for Omron NJ/NX Ethernet
• Looking for Omron Hardware?