Using An I/O Device - GE PACSystems RX3i Secure Deployment Manual

Using an I/O Device

Using PROFINET I/O as part of the control application requires that all of the following communication paths be
supported throughout the life of the application.
Protocol
DCE/RPC
DCE/RPC
PROFINET DCP
PROFINET I/O
In addition, if the PROFINET network is configured to support Media Redundancy (which requires a ring
physical topology) then the following application protocol must also be supported.
Protocol
MRP
GFK-2904D
I/O Controller
Client
Server
Client
Bi-directional
I/O Controller
Bi-directional
July 2018
Chapter 3. Communication Requirements
I/O Devices
Server
Client
Server
Bi-directional
I/O Device
Bi-directional
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