4. Comm. & Monitoring
4. Comm. & Monitoring
2. Modbus TCP
The Ethernet module has a default TCP protocol.
After the daisy chain connection is finished, the TCP server IP of each module are assigned
by the DHCP automatically. The port is self-defined, default is 30003.
1.Monitoring Platform
After the daisy chain connection is finished, please use the SN/QR code on the board to
register the system on Canadian Solar monitoring website or APP.
Figure 4.9
3. Ethernet Module LED Indicators
D1 Red LED:
Indicator between module and inverter.
Constantly ON indicates normal connection.
Blinking indicates it is trying to connect.
OFF indicates connection failed.
Constantly ON but blinking sometimes indicates it is transferring data between inverter.
D1 and D2 slowly blinking alternately or slowly blinking synchronously indicates abnormal
network issue.
D1 and D2 both OFF with D3 ON indicates the module is initializing.
D2 Red LED:
Indicator between module and server.
Constantly ON indicates normal connection.
Blinking indicates it is trying to connect.
OFF indicates connection failed.
Constantly ON but blinking sometimes indicates it is transferring data between the server.
D3 Green LED:
Module power light.
Constantly ON indicates power supply normal.
OFF indicates power supply abnormal.
D1
D2
D3
Figure 4.10
.31.
.30.
NOTE: Laptop IP Configuration
Step 1: With a network cable to connect the computer and LAN Stick,
right-click the computer icon in the lower right corner of the computer,
enter the “network and sharing center”.
Step 2: Select the “local connection” options.
Step 3: Left double-click "Properties" into the "local connection status".
Step 4: Left double-click: "Internet Protocol version 4 (TCP / Ipv4).
Step 5: While the computer's IP is configured as a static IP (as shown below).
Internet Protocol V ersion 4(TCP/IPv4)
Step 2
Step 3
Step 4
Step 5
