Mitsubishi Electric MELSEC iQ-R Series User Manual page 20

Remote net Ver.1 mode
The remote net Ver.1 mode is selected when a system is configured only with the master station and Ver.1-compatible slave
stations.
When the system includes a Ver.2-compatible slave station, select the remote net Ver.2 mode.
Master station
(remote net Ver.1 mode)
Station No.0
Ver.1-compatible
area RX
Station
No.1
Station
No.2
Station
No.3
*1
RY
Range of the master
station sending data to
the station No.1
Range of the master
station sending data to
the station No.2
Range of the master
station sending data to
the station No.3
*1
RWr
Station
No.1
Station
*2
No.2
Station
No.3
RWw
Range of the master
station sending data to
the station No.1
Station
*2
No.2
Range of the master
station sending data to
the station No.3
*1 The last two bits in RX and RY cannot be used for communications between the master station and a local station.
*2 However, areas in RWr and RWw of the master station and a local station are occupied for the number of points of a remote I/O station.
When areas in RWr and RWw should not be occupied, use the remote net Ver.2 mode. ( Page 56 Mode)
1 FUNCTIONS
18
1.1 Cyclic Transmission
Remote device station
Intelligent device station Remote I/O station
(Ver.1-compatible) (Ver.1-compatible)
Station No.1 Station No.2
RX
Range of
the station
No.1
sending data
Range of
the station
No.2
sending data
RY
Station
No.1
RWr
Range of
the station
No.1
sending data
RWw
Station
No.1
Data sent from the master station
Data sent from slave stations
Local station
(remote net Ver.1 mode)
RX
RY
Station
No.2
Range of the
station No.3
sending data
Range of the
station No.3
sending data
Area where data is sent to
other stations
Station No.3
Ver.1-compatible
area
RX
Station
No.1
Station
No.2
Station
No.3
*1
RY
Station
No.1
Station
No.2
*1
RWr
Station
No.1
Station
*2
No.2
Station
No.3
RWw
Station
No.1
Station
*2
No.2