Mitsubishi Electric MELSEC-Q Series - Page 181

5 REPLACEMENT OF BASE UNIT AND EXTENSION CABLE
5 - 16
(2) I/O address assignment example
The following explains assignment example to modify the program at minimum by using the QA1S6B
extension base unit and utilizing the existing AnS series module without I/O address change.
(a) System configuration example
(b) I/O assignment example of the parameter
The program can be utilized without changing the I/O address of the existing AnS series module by the
I/O assignment above.
(Q35B side) (QA1S6B side)
Type
Number of
occupied
points
Address Model Type
Number of
occupied
points
Address
Main base
unit
0 Intelligent
32 points 100
Extension
base unit
5A1SX41
Input 32 points 00
1 Intelligent
32 points 120 6A1SY41 Output 32 points 20
2 Input
32 points 140 7 Empty 32 points 40
3 Input
32 points 160 8 Empty 32 points 60
4 Output
32 points 180 9A1SX41 Input 32 points 80
Q35B
01 2 34
56789
QA1S6B
Modules
displaced the
A series
Mount these
modules on the
extension base
unit.
Replace these
modules with the
Q series modules
and mount them
on the main base
unit.
Modules added by
replacement of the
QCPU
Replace the modules,
that cannot be mounted,
with Q series modules.
As the CC-Link master/local module, MELSECNET/10(H) network
module cannot be utilized, replace them by QCPU-compatible modules.
(Existing system configuration example) (System configuration example after replacement)
Empty Empty
QY41P
QX41 QX41
QJ71LP21-25
QJ61BT11N
Q06UDHCPU
A1S3B
A2SHCPU
A1SX41
A1SX41 A1SX41
A1SY41P
A1SY41P
A1SJ61BT11
A1SJ71LP21