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



OpcLabs.EasyOpcClassicCore Assembly > OpcLabs.EasyOpc.DataAccess.Optimization Namespace > DAAutoSubscribingParameters Class : MaximumEffectiveValueAge Property
The maximum effective value age in the Read request for it to be considered in auto-subscribing.
Syntax
'Declaration
 
<DataMemberAttribute()>
<ValueLimitsAttribute(1, 2147483647)>
Public Property MaximumEffectiveValueAge As Integer
'Usage
 
Dim instance As DAAutoSubscribingParameters
Dim value As Integer
 
instance.MaximumEffectiveValueAge = value
 
value = instance.MaximumEffectiveValueAge
[DataMember()]
[ValueLimits(1, 2147483647)]
public int MaximumEffectiveValueAge {get; set;}
[DataMember()]
[ValueLimits(1, 2147483647)]
public:
property int MaximumEffectiveValueAge {
   int get();
   void set (    int value);
}

Property Value

The default value of this property is 86400000.

Exceptions
ExceptionDescription

The value of an argument is outside the allowable range of values as defined by the invoked method.

This is a usage error, i.e. it will never occur (the exception will not be thrown) in a correctly written program. Your code should not catch this exception.

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