ABB MD21 - MODBUS TCP Protocol

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64 M10x-P Ring network
MODBUS TCP
M10x-TCP is connected to Ethernet network via
its EM01 interface. M10x-TCP supports star, daisy
chain network connection and supports network
redundancy through ring topology using MRP
configuration.
For detail information, please refer to M10x-
TCP user guide.
10 . CO M M U N I C AT I O N I N TE R FA C E 89