App. - 5 App. - 5
MELSEC-Q
APPENDIX
Example: When two systems are controlled by the A1SJ71AS92
Slave
address 1
A1SJ71AS92
Slave
address 2
Slave
address 3
Slave
address 2
Slave
address 3
Slave
address 4
Group 1
Group 2
The A1SJ71AS92 system can be diverted to the QJ71AS92 system in any of the
following three methods.
TIP
In any of the three methods, the program for the second system slaves must be
modified.
1) Change the slave addresses of the second system into the slave
addresses not used in the first system, and connect the second
system to the first system.
QJ71AS92
Slave
address 1
Slave
address 2
Slave
address 3
Slave
address 5
Slave
address 6
Slave address change
Slave
address 2
Slave
address 3
Slave
address 4
Group 1
2) Change the slaves whose slave addresses overlap in the first and
second systems into the AS-i Ver. 2.11-compatible slaves. Then split
the slaves into two groups (A and B) and assign different slave
addresses to group A and B, and connect the second system to the
first system
QJ71AS92
Slave
address 1
Slave
address 2
Slave
address 3
Slave
address 2
Slave
address 3
Slave
address 4
Group 1
Slaves are changed into Ver. 2.11-compatible products.
Slave
address 2A
Slave
address 3A
Slave
address 2B
Slave
address 3B
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