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| RHAA065(Node Name): TCP connection open error (IP Address: (IP Address)) |
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Error Details
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The error message [RHAA065(Node Name): TCP connection open error (IP Address: (IP Address))] appeared on the GP3000 screen. |
Causes
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| 1. |
The IP address of the device/PLC and the port number are not recognized. |
| 2. |
The power of the hub or device/PLC are not on, or the cable is unplugged. |
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Actions
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| 1. |
Check the settings of the IP address and the port number on both of the GP and the device/PLC.
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| 2. |
Check if the network environment is normal. Specify the cause via procedures such as directly connecting the PC, GP and device/PLC, and then checking if the IP address is recognized via the PING command.
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