8 AddIn Capabilities

8.2 Offline-Online data transfer

8.2.2 TransferServices Type

The TransferServicesType provides the Methods needed to transfer data to and from the online Device. Figure 32 shows the TransferServicesType definition. It is formally defined in Table 44.

Figure 32 – TransferServicesType

Table 44 – TransferServicesType definition

Attribute	Value
BrowseName	TransferServicesType
IsAbstract	False

Subtype of the BaseObjectType defined in OPC 10000-5

References	NodeClass	BrowseName	DataType	TypeDefinition	ModellingRule
HasComponent	Method	TransferToDevice			Mandatory
HasComponent	Method	TransferFromDevice			Mandatory
HasComponent	Method	FetchTransferResultData			Mandatory

The StatusCode Bad_MethodInvalid shall be returned from the Call Service for Objects where locking is not supported. Bad_UserAccessDenied shall be returned if the Client User does not have the permission to call the Methods.