OPC Studio User's Guide and Reference
AbandonRateMultiplier Property (DAAutoSubscribingParameters)



OpcLabs.EasyOpcClassicCore Assembly > OpcLabs.EasyOpc.DataAccess.Optimization Namespace > DAAutoSubscribingParameters Class : AbandonRateMultiplier Property
Abandon rate multiplier. Must be greater than or equal to 1.0. The OPC item is considered "abandoned" if no read requests to it have been made for abandon interval. In such case it is unsubscribed. The abandon interval is computed by multiplying the aggregated read rate and the value of this property, but it is never shorter than AbandonIntervalMinimum.
Syntax
'Declaration
 
<DataMemberAttribute()>
<ValueRangeAttribute(1, 3.402823E+38)>
Public Property AbandonRateMultiplier As Single
'Usage
 
Dim instance As DAAutoSubscribingParameters
Dim value As Single
 
instance.AbandonRateMultiplier = value
 
value = instance.AbandonRateMultiplier
[DataMember()]
[ValueRange(1, 3.402823E+38)]
public float AbandonRateMultiplier {get; set;}
[DataMember()]
[ValueRange(1, 3.402823E+38)]
public:
property float AbandonRateMultiplier {
   float get();
   void set (    float value);
}

Property Value

Valid values of this property are in the range from 1 to 3.402823E+38 (Single.MaxValue).

The default value of this property is 5.

Requirements

Target Platforms: .NET Framework: Windows 10 (selected versions), Windows 11 (selected versions), Windows Server 2016, Windows Server 2022; .NET: Linux, macOS, Microsoft Windows

See Also