7 Web Main Interface User Manual
7.9.8.1 Server Mode
In the Server Mode, the Data Logger is used a server and connected to PC server using the
Modbus TCP protocol to implement data transmission and command delivery.
step 1 Click System > Transfer Configuration > MODBUS to enter the Server page.
step 2 For the white list setting, see 7.9.7.1 White List Settings.
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7.9.8.2 RTU Mode
In the RTU Mode, Data Logger is connected to PC server using the Modbus TCP protocol to
implement data transmission and command delivery.
step 1 Click System > Transfer Configuration > MODBUS to enter the Server page.
step 2 Click RTU to enter the RTU page.
step 3 Select Serial Port Name, and enter Delay.
step 4 Click .
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7.9.8.3 Modbus TCP Fast Dispatch
Enabling Modbus TCP Fast Dispatch can enhance the responsiveness of dispatch
commands.
Modbus TCP Fast Dispatch and GOOSE forwarding service cannot be enabled at
the same time.
Modbus TCP only supports open-loop control.
step 1 Click System > Transfer Configuration > MODBUS to enter the Server page.
step 2 Click Modbus TCP Fast Dispatch to enter the corresponding page.
step 3 Set the switch to Enable.
step 4 Choose the device connection port and set up the network for the ETH3 and ETH4 Ethernet
ports.
step 5
Select whether to enable Northbound Communication Abnormal Protection.
Parameter Description
Peer IP Address Enter the IP address of the peer device.
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