gefran GFX4-ETH1 Installation And Operation Manual page 3

System Overview
The "GFX4 EthernetIP " (GFX4-ETH1) is a Gateway between the EthernetIP Protocoll and the serial protocol Modbus
RTU.
On one side the GFX4-ETH1 is a EthernetIP Slave on the other side it is a Modbus RTU Master with the aim to con-
nect Modbus RTU Slaves to the EthernetIP protocol.
PLC
EthernetIP Master/Scanner
Ethernet TCP/IP
Ethernet IP
G FX 4 - E I P
ModbusRTU Master
ModbusRTU Slave ModbusRTU Slave
GFX4 GFX4
. . . . . . . . .
Figure 1: GFX4-ETH1 network overview
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