Release Announcement
PI Connector Relay is released

OSIsoft is excited to announce the release of the PI Connector Relay with support for the OSIsoft Message Format (OMF). This version of the relay accepts data from custom applications developed using the OMF specification and writes those data to the PI Server (PI Data Archive and PI AF).

New Features

  • Accepts data from OMF applications and writes those to the PI Server - including PI Data Archive and PI AF.


Components and Supported Operating Systems

  • Supported on Windows (7 SP1, 8, 8.1, 10, Server 2008 SP2, Server 2008 R2 SP1, Server 2012, Server 2012 R2 and Server 2016)
  • PI Connector Relay
  • PI AF Client 2017 R2 (
  • PI Network Subsystem Support (PINS) (3.4.415.1143)
  • .NET Framework 4.7



  • Please see the connector release notes for more details on enhancements and quality improvements included with this release.
  • Please see the user guide for more information about this connector.

You can access all the connector specific information on the PI Connector Relay details page.

Learn more about OMF on the PI Dev Club OMF community site.


Self Extracting EXE (Contains Connector and .NET framework)

Download PI Connector Relay Install Kit