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Figure 3.5 Add Slave
5.Configure the Ethernet parameters of the gateway through the "Ethernet
Configuration" in the left half of the configuration software.
The meanings of some parameters are as follows:
Modbus gateway IP:
the IP address of the device itself;
Subnet mask:
the subnet mask of the device;
LAN gateway IP:
the gateway IP address of the network where the device is located;
Modbus-TCP data communication port:
generally 502;
Configuration port:
The configuration software downloads the configuration to the
device through this port of the device;
Modbus-TCP watchdog time:
the time interval from the time the gateway receives
the last Modbus TCP message to the automatic restart; Note: the automatic restart of the
gateway can timely release the connection resources that have not been used for a long time;
Modbus-TCP watchdog enable:
whether to enable the watchdog function.