—
Ethernet communication
Star topology
switch can be used in this operation mode.
Bus topology
left unconnected. An unmanaged standard switch can be used in this operation mode.
Ring topology with network redundancy
The ring topology offers cable redundancy on the Ethernet side. The topology is similar to the bus topology, but the last
The MRP standard defines two principal device roles in a MRP network. The MRP manager which is typically a
The MRP master sends out test telegrams cyclically to check the health status of the network. If everything is in order, it
somewhere in the network, the MRP master reorganizes the network and closes its internal switch. In this way, all network
Network Switch /
MRP Manager
MTQ22
UMC
UMC
UMC
UMC
UMC
UMC
UMC
UMC
UMC
UMC
UMC
UMC
UMC
UMC
UMC
UMC
MTQ22
Twisted Pair Ethenet
PLC / DCS
Network Switch /
MRP Manger
MTQ22
MTQ22
PLC / DCS
FBP Interface
—
The MRP manager has opened its internal switch, so all nodes can be reached using the green dotted route.
connectivity to all network nodes. The blue dotted path shows how all network nodes are currently reached.
11 UNIVERSAL MOTOR CONTROLLER UMC100.3 | MTQ22-FBP.0 MODBUS TCP MANUAL
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