Figure 5-1: Ethernet LAN Architecture
A. Engineering station
B. Primary control network
C. Secondary control network
D. Controller and I/O
E. Gateway
Fiber optic (optional)
A Fiber optic connection supports Modbus TCP, OPC, AMSWireless Configurator, and
HART TCP protocols. Using this connection type, the Gateway is wired to a fiber optic
switch (see Figure 5-2).
Note
A fiber optic connection requires a third party copper Ethernet to fiber optic Ethernet
converter.
Operation and Maintenance Reference Manual
September 2020 00809-0200-4420
44 Emerson.com/Rosemount