• Key Features
  • Standard Features
  • Advanced Features
  • Device Support
  • Protocols / Networks
  • Videos & App Notes
  • Help Files & Release Notes
  • Technical Blog
  • Additional Resources

DF1 Serial Key Features Include

  • Maximum Number of Channels & Devices: 
    • Channels - 100
    • Devices per Channel - 256
    • COM Port Range - 1 to 256
  • Automatic Tag Database Generation using CSV Import to build your tag configuration quickly
  • Advanced Error Handling to ensure data integrity
  • Modem Support
    • Automatic Dial Configuration
    • Multiple Phone Number Management
  • Ethernet Encapsulation Support

Standard DF1 Serial Features Include

  • Open Address Range Support for Compatibility with all PLC 5, SLC 5/05 and MicroLogix controllers
  • Array Addressing Support
  • 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)
    • MicroLogix/SLC Models:  Supports Float Access to Integer (N) Files
  • Configurable Error Checking (CRC or BCC)
  • Tag configuration supports dynamic tags from your client application

DF1 Serial Driver Advanced Features Include

  • User Definable Request Size
  • Configurable Inter-request delay
  • Adjustable RTS Flow timing for Radio Modem communications
  • Special Radio Modem protocol support designed for optimal throughput when using Radio Modems
  • Configurable Slave Re-Poll Delay for improved Half-Duplex communications with slow devices
  • Specify a Network Interface Card at the channel level when using Ethernet Encapsulation
  • SLC I/O Slot Configuration for Accessing Modular I/O with extensive list of pre-defined I/O Modules including Generic module for ultimate flexibility
  • Supports complex function blocks in the MicroLogix 1200/1500 PLCs
  • Supports the USB-based DF1 to DH Plus Converter: Allen-Bradley Catalog Number 1784-U2DHP
    • Device must also support 1784-U2DHP

DF1 Serial Supported Devices

  • MicroLogix 1000, MicroLogix 1100, MicroLogix 1200, MicroLogix 1400, MicroLogix 1500
  • PLC5/10, PLC5/15, PLC5/20, PLC5/20E, PLC5/25, PLC5/30, PLC5/40, PLC5/40E, PLC5/60, PLC5/80, PLC5/80E
  • SLC5/03, SLC5/04, SLC5/05
  • KF2 & KF3 modules
  • 1784-U2DHP DF1 to DH+ Converter 

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

DF1 Serial Supported Protocols / Networks

  • Allen-Bradley DF1 Full-Duplex
  • Allen-Bradley DF1 Half-Duplex
  • Allen-Bradley DF1 Radio Modem (Point-to-Point or Multi-Drop)
  • RS-232 Serial Point-to-Point (Full-Duplex)
  • RS-422/485 Multi-Drop (Half-Duplex)
  • Serial Radio Modem (Half-Duplex or Radio Modem Protocol)
  • DH+ (via KF2 Module - DF1-to-DH+ Converter)
  • DH+ (via USB DF1-to-DH+ Converter 1784-U2DHP)
  • DH-485 (via KF3 Module - DF1-to-DH-485 Converter)
  • Ethernet Encapsulated Serial

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.

Driver Help Files / Release Notes

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

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.

TOP Server Specific Blog Posts

Overall Software Toolbox Blog Posts

Subscribe to Blog

Additional Useful Resources

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

Get Started Now

The demo is the full product once licensed. Once a client application connects to the  TOP Server, the TOP Server runtime will operate for 2 hours at a time. At the end of the 2 hour demo period, the demo timer must be reset by restarting the TOP Server runtime service.

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