Structure Of Authentication Class B Devices And Ethernet Devices - Mitsubishi Electric MELSEC iQ-R RD78G4 User Manual

5.1
Structure of Authentication Class B Devices and
Ethernet Devices
System configuration used when "Authentication Class B Only" is selected from "Connection Device Information" under
"Basic Settings" in the engineering tool.
The modules on CC-Link IE TSN and TSN hub are authentication Class B devices.
Connection with modules on CC-Link IE TSN only
■Line topology
The network is configured in line topology. TSN hub is not required.
When an error occurs in a slave station, the stations connected after the faulty station will be disconnected.
No.0
■Star topology
The network is configured in star topology via TSN hub. This allows devices to be added easily.
Even when an error occurs in a slave station, data link can be continued with the stations that are operating normally.
■Coexistence of line and star topologies
Line and star topology are mixed.
■Cascade connection
Cascade connection of TSN hub is available up to 1 levels.
5 SYSTEM CONFIGURATION
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5.1 Structure of Authentication Class B Devices and Ethernet Devices

No.2 No.3
TSN HUB
TSN HUB
TSN HUB
TSN HUB
No.4
No.5