{"searchBar":{"inputPlaceholder":"キーワードを入力して「検索」ボタンをクリック","searchBtn":"検索","error":"キーワードを入力してください。"}}
{}
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FAQを参照する

RHAA065(Node Name): TCP connection open error (IP Address: (IP Address))


Error Details
The error message [RHAA065(Node Name): TCP connection open error (IP Address: (IP Address))] appeared on the GP3000 screen.

Causes
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.

Actions
1.Check the settings of the IP address and the port number on both of the GP and the device/PLC.
→ Communication Settings of the Ethernet connection
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.
→ How to check the network by PING command

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