Is a special protocol converter required to connect Modbus RTU serial interface devices to an Ethernet network? Is the serial device server sufficient?
Modbus to Ethernet Converters & Gateways
Modbus TCP
tGW-715 | ICP DAS USA Inc - Data Acquisition
Modbus Router/B
Modbus Router/B
How to Configure Modbus RTU to Modbus TCP on Milesight Routers : IoT Support
Wi-Fi Modbus TCP to 96 Channel TTL Digital Interface, Dual DB-78 Connectors - Sealevel
Modbus TCP/IP Data Output
Simplify Your Modbus RTU to Modbus TCP/IP Connections - Advantech B+B SmartWorx
Modbus Wi-Fi / Ethernet / Serial Gateway | Measurlogic