Fronius AB EtherNet/IP Instructions De Service page 104

Listen only connection
This type of connection requires an additional connection (e.g. exclusive owner connection
or input only connection). If the connection is closed, the listen only connection is also
closed.
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Redundant owner connection
This connection is not supported by the module
Class 3 connec- Explicit message connection
tion details Class 3 connections are used to establish connections to the message router. The connec-
tion is then used for sending explicit notifications.
Class 1 connections use TCP transports.
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Maximum number of input only connections: up to 31 (divided into exclusive owner
connections and input only connections)
O/T connection point: assembly object, instance 043h (default)
T/O connection point: assembly object, instance 64h (default)
Number of simultaneous class 3 connections: 16
Supported API: >/= 2 ms
t/O connection type: point-to-point
O/t connection type: point-to-point
Supported trigger type: Application