• Key Features
  • Common Features
  • Advanced Features
  • Videos & App Notes
  • Help Files & Release Notes
  • Technical Blog
  • Additional Resources

TOP Server Local Historian Key Features Include

  • Collects data consisting of a value, quality, and timestamp from any data source in the server (such as drivers, advanced plug-ins, or system tags)
  • Supports access to historical data via OPC HDA 1.20
  • Configurable historical archive file spanning:
    • Rollover to a new file after specified number of hours or days
    • Rollover to a new file when the active archive file reaches a specified file size (in MB)
  • Configurable historical archive file retention:
    • Specify the number of files to maintain
    • Oldest files are removed to maintain specified number of files
    • Possible to retain all files indefinitely (NOTE: This will consume increasing amounts of disk space)

Local Historian Plug-In Advanced Features Include

  • Flexible tag configuration supports static tags or dynamic address references
  • Configurable scan rate at the tag level
  • Absolute deadband support at the tag level
  • Import of .tsd historical data files (archived or from other TOP Server instances)
  • Easy configurable view of data being stored
    • Configurable number of values shown for each tag
    • View live update or specify a static date range
  • Device Wizard for quickly and easily adding identical sets of tags for multiple devices
  • CSV Import/Export for mass configuration

TOP Server How-To Videos and Application Notes

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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