Mitsubishi MELSEC Q Series Programming Manual page 520

IX,IXEND
Operation Error
(1) In any of the following cases, an operation error occurs, the error flag (SM0) turns ON, and
an error code is stored into SD0.
• The IX and IXEND instructions are not used together.
• An END, FEND, GOEND, or STOP instruction is executed prior to the execution of the
IXEND instruction, but after the execution of the IX instruction.
Program Example
(1) The following program executes the same ladder 10 times, while changing device numbers.
[Ladder Mode]
[Operation]
Modification value
D100 Modification value of T
D101 Modification value of C
D102 Modification value of X
Modification value of Y
D103
Modification value of M
D104
D105 Modification value of L
D106 Modification value of B
D107 Modification value of V
D108 Modification value of D
7-146
Sets modification
value
Ladder which
executes index
modification
Changes
modification
value
1st time 2nd time 3rd time
B0 B1
B2
X10 X11
X12
Y30 Y31
Y32
M0
M1 M2
D0
D1 D2
D10
D11
D12
T3
T4
T5
C4 C5
C6
D40 D41
D42
(Error code: 4231)
(Error code: 4231)
[List Mode]
Step Instruction
10th time
B9
X19
Y39
M9
D9
D19
T12
C13
D49
Device