AF SDK Reference

AFDataPipe.EventHorizonOffset Property

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AFDataPipe.EventHorizonOffset Property

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Last UpdatedNov 18, 2025
2 minute read

EventHorizonOffset allows the pipe to return events in the future. The pipe would fetch events with timestamps up to current time + EventHorizonOffset when calling the GetUpdateEvents/GetObserverEvents methods

Namespace: OSIsoft.AF.Data
Assembly: OSIsoft.AFSDK (in OSIsoft.AFSDK.dll) Version: 3.1.1.1182

Syntax

public TimeSpan EventHorizonOffset { get; set; }

Public Property EventHorizonOffset As TimeSpan
	Get
	Set

Dim instance As AFDataPipe
Dim value As TimeSpan

value = instance.EventHorizonOffset

instance.EventHorizonOffset = value

public:
property TimeSpan EventHorizonOffset {
	TimeSpan get ();
	void set (TimeSpan value);
}

member EventHorizonOffset : TimeSpan with get, set

Property Value

Type: TimeSpan

Remarks

Only positive EventHorizonOffset is supported. Negative timespan will cause ArguementException.

Version Information

AFSDK

Supported in: 3.1.1, 3.1.0, 3.0.2, 3.0.1, 3.0.0, 2.10.11, 2.10.5, 2.10.0, 2.10, 2.9.5, 2.9, 2.8.5, 2.8, 2.7.5, 2.7

AF SDK Reference