Remote Net Ver.2 Mode - Mitsubishi Electric MELSEC-Q Series User Manual

3.6.4

Remote net Ver.2 mode

This mode is selected when a new CC-Link system including a Ver.2-compatible slave station is configured.
More points can be used compared to the remote net Ver.1 mode. (
Master station
(Remote net Ver.2 mode)
Station No.0
Ver.2-compatible
RX
area
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
*1 the station No.3
RWr
Station
No.1
*2
Station
No.3
RWw
Range of the master
station sending data to
the station No.1
*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 a master station and a local station.
*2 In the master station and a local station, 0 points are assigned to RWr and RWw in a remote I/O station. (Buffer memory
areas move over.)
Note that buffer memory areas for RWr and RWw in a local station do not move over when the local station is in the
remote net Ver.1 mode.
*3 When a local station is in the remote net Ver.1 mode, data are stored in the Ver.1-compatible area. When a local station
is in the remote net Ver.2 mode, data are stored in the Ver.2-compatible area.
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Remote device station
Intelligent device station Remote I/O station
(Ver.1- or Ver.2-compatible) (Ver.1-compatible)
Station No.1 Station No.2
RX
Range of
the station
No.1
sending data
Range of
the station
sending data
RY
Station
No.1
Station
RWr
Range of
the station
No.1
sending data
RWw
Station
No.1
Data sent from the master station
Data sent from slave stations
Page 24, Section 3.2)
Local station
(Remote net Ver.1 mode
or remote net Ver.2 mode)
Station No.3
Station
RX
Station
No.2
Station
Station
RY
Station
No.2
Range of the
station No.3
sending data
Station
Station
Station
Range of the
station No.3
sending data
Area where data is sent to
other stations
Ver.1- or
Ver.2-compatible
RX
*3
area
No.1
No.2
No.3
*1
RY
No.1
No.2
*1
RWr
No.1
*2
No.3
RWw
No.1
*2