Yaskawa MP2300S Basic Module - Manual (Page 269)

6.4 Communication with PLC Manufactured by Mitsubishi Electric Corporation (MELSEC protocol)
6.4.1 When the MP2300S Acts as Slave (automatic receive function is used)
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7.
Click Enable in the Automatically Reception Setting Window and then click the OK Button.
Note: For more information on Slave Side I/F Register Setting and Automatic Receive Process Delay Time,
refer to 2.2.4 ( 4 ) (b) „ Automatic Receive Setting Screen for Message Communication .
The automatic receive function is now set up, when MP2300S acts as a slave.
„ Caution
When any transmission or connection parameter is changed, the change will be reflected after FLASH has been saved and the
power supply is turned ON again.