Mitsubishi MELSEC Q Series Programming Manual page 109

2) Index modification where the device number crosses over the boundary
among the file register (ZR), extended data register (D), and extended link
register (W)
Index modification where the device number crosses over the boundary
among the file register (ZR), extended data register (D), and extended link
register (W) will not cause an error.
However, an error occurs if the index modification result of file register (ZR),
extended data register (D), and extended link register exceeds the file register
range (error code: 4101).
Index modification where the device
number crosses over the boundary
among the file register (ZR), extended
data register (D) will not cause an error.
User Program
MOV K1234
MOV K1234 Z20000Z1
Index modification where the device number
crosses over the boundary among the
extended data register (D), and extended
link register (W) will not cause an error.
Extended link register exceeds
the file register range.
File register files
ZR100
Z0=0
Z0=10000
D14196
D20000
Z1=0
Z1=4000
W2DC0
Z1=10000
1
2
3
4
2
File
register
(8k)
6
Extended data
register (D)
(8k)
D12288~
7
Extended link
register (W)
(8k)
8
W2000~
3-19