Section 3 Features
OPC Data Access Namespace
26
1MRS755221
– Cyclically updated measurements
– Direct and secure commands
– Transparent SPA support for sending and receiving SPA messages directly from
an OPC client
– Time synchronization
– Dial-up support for SPA devices connected through public telephone network
3.1 OPC Data Access Namespace
An example of the OPC Data Access Namespace is shown in Figure 3-2.
Table 3-1 describes all the components shown in Figure 3-2. Indentation is used to
indicate the parent-child relationship between the nodes.
