The ProtocolType ObjectTypeand its subtypes are used to specify a specific communication (e.g., FieldBus) protocol that is supported by a Device(respectively by its ConnectionPoint) or Network. The BrowseNameof each instance of a ProtocolType shall define the Communication Profile(see Figure 18).

Figure 18shows the ProtocolTypeincluding some specific types and instances that represent Communication Profilesof that type. It is formally defined in Table 39.

image021.png

Figure 18– Example of aProtocolType hierarchy with instancesthat represent specific communication profiles

Table 39– ProtocolType definition

Attribute

Value

BrowseName

ProtocolType

IsAbstract

False

References

NodeClass

BrowseName

DataType

TypeDefinition

Other

Subtype of the 0:BaseObjectType defined in OPC 10000-5

Conformance Units

DI Network

DI Protocol