6.1 Multi Connection Server Function
It is executed for the entire group by specifying the first connection. If it is executed for
other connections, an operation error occurs.
6. The multi connection server setting is not available with CONSET instruction.
An operation error occurs when a port number already used is specified.
7. On the connection on which the multi connection server setting is made, the master
communication clear to send flag does not turn on. Master communication instructions
(SEND/RECV instructions) cannot be executed.
8. Select an operation mode from the following five options.
When specifying the general-purpose communication, a unit error occurs.
Operating mode setting: MEWTOCOL-COM, MEWTOCOL7-COM, MEWTOCOL-DAT,
MODBUS-TCP, MC protocol (QnA compatible 3E frame, binary)
9. Made the same setting for all the connections in a group.
If different settings are made in a group, the multi connection server function is not set.
10. Precautions when setting multi connection servers
They are not recognized as multi connection servers if the setting has been set as follows.
Example1) When using the same port number for multiple multi connection server settings
Example2) When setting 16 connections or more
They are recognized as multi
connection servers.
They are not recognized as
multi connection servers.
Set using port number A.
They are recognized as multi connection servers.
Set using port number A.
It is not recognized as a multi connection server.
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