Class3 Message Communications - Mitsubishi Electric MELSEC iQ-R Series User Manual

Class3 message communications

1
Function overview
Class3 message communications is a function for performing message communications between the RJ71EIP91 and an
EtherNet/IP device over a connection that has been established by specifying the message communication destination with
an instance ID.
Class3 message communications is available for the server functions.
With the server function, message communication support commands are used to communicate with arbitrary timing. (
Page 36 Server function)
Command request
Server Client
Command response
Class3 message communications is not available for the client functions.
Message communication support commands
Items such as data and parameters can be read and written with message communication support commands.
For details on message communication support command objects, refer to the following.
Page 157 Details of Message Communication Support Command
1 FUNCTIONS
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1.1 EtherNet/IP Communication Functions