Product specifications

Integrating OPC Servers into 800xA
452 3BDS011222-510 B
For OPC AE servers that only maintains acknowledge state within the
server, with synchronization between two redundant servers, the Require
Dual Acknowledge feature can be used so that acknowledge requests also
gets sent to the stand-by provider.
– If a connection between an alarm source and an alarm list is lost, an
orange frame around the alarm list is displayed by default. To change the
default configuration, do the following:
a.Expand the Library Structure and open the Alarm & Event object.
b.Open the Alarm Collection Definitions object and select the server.
c.Select the Alarm Collection Definition aspect and open the Config
View.
d.Clear the Significant Alarm Source check box.
The orange frame will not appear from the next time the connection is lost.
Click Apply.
Selecting Priority Mappings. Event severities are translated to Priority Levels with
use of the Priority Mapping aspect. You can specify how OPC severities are
translated into priorities:
1. Locate the Event Collection Definition object in the Library Structure which
were created for the OPC server.
2. Open the Alarm Priority Mapping aspect.
3. Adjust the priority mappings so that the alarm and events from the connected
OPC server harmonize with the rest of the system, refer to Figure 277.