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5.1.2 Bidirectional communication ToC Previous Next

Bidirectional communication means exchange of data in both directions, which is accomplished by placing a SafetyProvider and a SafetyConsumer on each controller. Hence, bidirectional communication is realized using two OPC UA Safety connections.

readme_files/image006.png Figure 4 – Bidirectional Communication

Note: Connections can be established and terminated during runtime.

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