Data Control Instructions - Mitsubishi MELSEC-Q Series Programming Manual

2.5.13

Data control instructions

Category Instruction name
LIMIT
Upper/
lower limit
control
DLIMIT
BAND
Dead
band
control
DBAND
ZONE
Zone
control
DZONE
Table 2.30 Data control instructions
Argument
, , ,
s3
s1 s2 d
, , ,
s1 s2 s3 d
, , ,
s3
s1 s2 d
, , ,
s1 s2 s3 d
, , ,
s1 s2 s3 d
, , ,
s1 s2 s3 d
Processing details
• When ,
s3 s1
stores the value of to
s1 d
• When ,
s1 s3 s2
stores the value of to
s3 d
• When ,
s2 s3
stores the value of to
s2
d
• When ( +1, ) ( +1, ),
s3 s3
s1 s1
+1,
stores the values of (
s1
( +1, ).
d d
• When ( +1, ) ( +1, )
s1 s1 s3 s3
),
s2
stores the values of ( +1,
s3
( +1, ).
d d
• When ( , +1) ( , +1),
s2 s2 s3 s3
+1,
stores the values of (
s2
( +1, ).
d d
• When , 0→
s3
s1 s2 d
− →
• When ,
s3 s1 s3 s1 d
− →
• When ,
s2 s3 s3 s2 d
• When ( +1, ) ( +1, )
s1 s1 s3 s3
),
s2
0→( +1, )
d d
• When ( +1, ) ( +1, ),
s3 s3 s1 s1
+1, +1,
( )−( )→(
s3 s3 s1 s1
• When ( +1, ) ( +1, ),
s2 s2 s3 s3
+1, +1,
( )-( )→(
s3 s3 s2 s2 d
• When =0, 0→
s3 d
→
• When 0, +
s3 s3 s2 d
→
• When 0, +
s3 s3 s1 d
• When ( +1, )=0,
s3 s3
0→( +1, )
d d
• When ( +1, ) 0,
s3 s3
+1, +1,
( )+( )→( +1,
s3 s3 s2 s2 d
• When ( +1, ) 0,
s3 s3
( +1, )+( +1, )→( +1,
s3 s3 s1 s1 d
2.5 Application Instructions
2.5.13 Data control instructions
Executing
Page
condition
.
.
.
) to
s1
7-300
( +1,
s2
) to
s3
) to
s2
( +1,
s2
7-304
+1, )
d d
+1, )
d
7-308
)
d
)
d
2-33
2