User`s manual

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MELSEC-Q
8 I/O CONTROL INSTRUCTIONS
Control data
(1) Data specified in S.DUTY instruction
Specified position Symbol Name Recommended range
*1
Unit Data format
Standard
value
Store
Input data
S1
+0
+1
E1
Input value
(
MV)
-999999 to 999999 %
Real
number
U
BW
D1
+0
BW1 Output bit
b15 b12 b8 b4 b0
B
W
1
(0: OFF)
(1: ON)
BIN
16Bit
S
BB
BB1 Alarm
BB2
Output upper
limit alarm
BB3
Output lower
limit alarm
Block
memory
+1
BB4
Output
change rate
alarm
b15 b12 b8 b4 b0
B
B
3
B
B
2
B
B
1
(0: Without alarm)
(1: With alarm)
B
B
4
BIN
16Bit
S
D2
+1 MODE
Operation
mode
0 to FFFF
H
b15 b12 b8
b4 b0
L
C
C
L
C
A
L
C
M
M
A
N
A
U
T
C
A
S
C
M
B
C
A
B
C
C
B
C
M
V
C
S
V
BIN
16Bit
8
H
S/U
+3 ALM
Alarm
detection
0 to FFFF
H
b15 b12 b8 b4 b0
S
P
A
M
H
A
SPA
0: Loop RUN
1: Loop STOP
DMLA, MHA, MLA
(0: Without alarm)
(1: With alarm)
D
M
L
A
M
L
A
BIN
16Bit
4000
H
S/U
+4 INH
Alarm
detection
inhibition
0 to FFFF
H
b15 b12 b8 b4 b0
E
R
R
I
TRKF
(0: Without tracking)
(1: With tracking)
ERRI, DMLI, MHI, MLI
0: Alarm enable
1: Alarm inhibit
T
R
K
F
D
M
L
I
M
H
I
M
L
I
BIN
16Bit
4000
H
S/U
Loop tag
memory
*2
+12
+13
MV
Manipulated
value
(-10 to 110) %
Real
number
0.0 S
*1: The data of the item(s) where the values within the recommended range are given in the parentheses are stored by the system.
Users cannot set the data.
*2: The loop tag memory and loop tag past value memory occupy a total of 128 words. (Refer to Section 3.3.1 for details.)