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PI Universal Interface UniInt Framework

Dynamic OMF Health Data

  • Last UpdatedNov 05, 2024
  • 1 minute read

OMF Health Messaging enables interface functionality that sends status information to a configured OMF endpoint, providing a history of interface operation. The following table shows that two objects are established to store String and DateTime values for OMF health.

PI Point/CONNECT Stream

Data Type

Description

DeviceStatus

String

  • On Startup

  • On change

  • On Shutdown

  • On each performance summary interval

NextHealthMessageExpected

DateTime

  • If there are no scan classes defined, the heartbeat updates once per second.

  • If one or more scan classes are defined for the interface, the heartbeat updates at the rate of the most frequently updating scan class or one minute, whichever is faster.