7.24.3 VariableAttributes parameter

Table 152 defines the VariableAttributes parameter.

Table 152 – VariableAttributes
NameTypeDescription
VariableAttributesstructureDefines the Attributes for the Variable NodeClass

specifiedAttributes

UInt32

A bit mask that indicates which fields contain valid values.

A field shall be ignored if the corresponding bit is set to 0.

The bit values are defined in Table 150.

displayName

LocalizedTextSee OPC 10000-3 for the description of this Attribute.

description

LocalizedTextSee OPC 10000-3 for the description of this Attribute.

writeMask

UInt32See OPC 10000-3 for the description of this Attribute.

userWriteMask

UInt32See OPC 10000-3 for the description of this Attribute.

value

BaseDataTypeSee OPC 10000-3 for the description of this Attribute.

dataType

NodeIdSee OPC 10000-3 for the description of this Attribute.

valueRank

Int32See OPC 10000-3 for the description of this Attribute.

arrayDimensions

UInt32 []See OPC 10000-3 for the description of this Attribute.

accessLevel

ByteSee OPC 10000-3 for the description of this Attribute.

userAccessLevel

ByteSee OPC 10000-3 for the description of this Attribute.

minimumSamplingInterval

DurationSee OPC 10000-3 for the description of this Attribute.

historizing

BooleanSee OPC 10000-3 for the description of this Attribute.