Mitsubishi Electric L26CPU-BT User Manual page 40

(2) Remote net additional mode
This mode is designed for use when device stations including a ver.2 compatible station is added to the existing
ver.1 system.
The program of the existing system can be used as is.
Master station
additional mode
Ver. 1
Station number 1
compatible
Station number 2
remote
Station number 3
output RY
to
Ver. 2
compatible
remote
output RY
Station number 4
Station number 5
Station number 6
Station number 7
Station number 8
to
● Set the station numbers of the device stations to be added after the last station number used in the existing system.
In the above example, the device stations are added to and after station No. 4 since the existing system uses up to
station No. 3.
● When the ver.2 compatible device station is added or deleted, the refresh devices of the programmable controller CPU
will vary by the number of points set to the added or deleted device station in the device stations of the station numbers
after the added or deleted device station. Confirm the varying number of points in
● In the remote net additional mode, the ver.2 compatible device station must be placed in the latter half as described in *1.
When there is a possibility that ver.1 compatible device stations will be added in the future in the remote net additional
mode, set multiple reserved stations after the ver.1 compatible device station to ensure ease of expanding the system.
● For the system that includes a standby master station, it is recommended to change for the remote net ver.2 mode.
When the remote net additional mode is used, the program for the standby master station must be corrected.
38
Remote device station
Remote I/O station Ver. 1 compatible
(Station number 1: (Station number 2:
Occupies 1 station)
Occupies 2 stations)
Output
Remote output RY
Local station
Remote device station
additional mode
Ver. 2 compatible
(Station number 8:
(Station number 4:
Occupies 4 stations) Occupies 1 station)
Remote input RX
Station number 1
Station number 2
Station number 3
to
Station number 4
Station number 5
Station number 6
Station number 7
Station number 8
Remote output RY
to
double
Page 28, Section 3.2 (1).
octuple
*
1