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5.2.1 General

The OPC UA Address Space Model defines a Base NodeClassfrom which all other NodeClassesare derived. The derived NodeClassesrepresent the various components of the OPC UA Object Model (see 4.2). The Attributesof the Base NodeClassare specified in Table 7. There are no Referencesspecified for the Base NodeClass.

Table 7– Base NodeClass

Name

Use

Data Type

Description

Attributes

NodeId

M

NodeId

See 5.2.2

NodeClass

M

NodeClass

See 5.2.3

BrowseName

M

QualifiedName

See 5.2.4

DisplayName

M

LocalizedText

See 5.2.5

Description

O

LocalizedText

See 5.2.6

WriteMask

O

AttributeWriteMask

See 5.2.7

UserWriteMask

O

AttributeWriteMask

See 5.2.8

RolePermissions

O

RolePermissionType[]

See 5.2.9

UserRolePermissions

O

RolePermissionType[]

See 5.2.10

AccessRestrictions

O

AccessRestrictionType

See 5.2.11

References

No Referencesspecified for this NodeClass

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