Specifications

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(2) If the following 1) or 2) are set in the previously mentioned parameter
settings, the open and close processing of the corresponding
connection is performed using the sequence program.
The Ethernet module system does not perform the open and close
processing.
1) "Do not wait for OPEN" is set for "Initial timing" in the operational
settings. (Common setting to all connections for users)
2) For the connection for users, the following are set for "Protocol"
and "Open system" of the open setting.
• "Protocol" = TCP, "Open system" = Active