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8.3 PLC Side Setting
8.3.1 Connecting to Ethernet module (Q Series)
4 Confirming the communication state of Ethernet module
(1) When using the Command Prompt of Windows
Execute a Ping command at the Command Prompt of Windows .
(a) When normal communication
C:\>Ping 192.168.0.19
Reply from 192.168.0.19: bytes=32 time<1ms TTL=64
(b) When abnormal communication
C:\>Ping 192.168.0.19
Request timed out.
(2) When abnormal communication
At abnormal communication, check the followings and execute the Ping command again.
• Mounting condition of Ethernet communication unit
• Cable connecting condition
• Confirmation of switch and network parameter setting
• Operation state of PLC CPU (faulty or not)
• IP address of GOT specified by Ping command
Ethernet diagnostics of GX Developer
Ethernet diagnostics of GX Developer is available to a Ping test from the PLC.
For details of Ethernet diagnostics of GX Developer, refer to the following manual.
User’s manual of the Ethernet module
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