Chapter 1. Introduction
In Figure 10, the two PROFINET Controllers are connected to separate networks. The maximum number of IO-
Devices with multiple PROFINET Controllers in the same RX3i controller is 255.
IO-Device
IO-Device
Figure 10: RX3i System with two PNC001 modules and two Daisy-Chain PROFINET LANs
20
PACSystems* RX3i & RSTi-EP PROFINET IO-Controller User Manual
IO LAN 1
Daisy-chain shown for clarity.
A star or ring topology
is preferred.
RX3i CPU Node
w/ two PNCs
IO LAN 2
NOTE:
IO-Device
IO-Device
GFK-2571N