PROFINET IO Redundancy

Modified on Mon, 6 Oct, 2025 at 9:19 AM

Introduction
With the release of the PROFINET IO products Omron not only introduced a new remote I/O network, but also new redundancy features for networking, controller and SCADA.

The PDF document explains the principle of operation and how to set up the ethernet switches, the redundancy Function Block and CX-Server OPC v2.0.
Example
A sample Reduncy FB and setup files are in the zip file.

Update 26-5-2011: an improved description and a full demo project is added

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