Mitsubishi Electric MELSEC iQ-R Series User Manual page 230

■Local station (station No.2)
(4) Communication program with the master station (station No.0)
When "Communication Mode" is set to "Unicast", 'Data link status of each station' (SW00B0 to SW00B7)
cannot be used as an interlock in the local station. Execute communications with other stations, taking into
consideration of the operating status in stations to be communicated.
11 PROGRAMMING
228
11.2 Communication Example of the Master Station and Local Stations