Opc Data Access Namespace - ABB SPA OPC Server User Manual

Section 3 Features
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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.
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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
OPC Data Access Namespace
1MRS755221