Mitsubishi MELSEC-Q series Programming Manual page 171

Set Data Set Data
(1) Data specified in S.VLMT1 instruction
Specified position Symbol
Input
+0
S1
E1
data
+1
+0
D1
BW
+1
BB
Block
BB1
memory
+2
BB2
+0
S2
V1
+1
+2
V2
+3
Operation
constant
+4
HS1
+5
+6
HS2
+7
*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) Execution cycle ( T)
Set the execution cycle in SD1500 and SD1501 as real numbers.
Set Data
Processing contents
(1) The S.VLMT1 instruction performs the following operation.
(E1 - BW)  (V1 × T)
Positive direction
(E1 - BW) < (V1 × T - HS1)
When E1  BW
Others
(BW - E1)  (V2 × T)
Negative
direction
(BW - E1) < (V2 × T - HS2)
When E1 < BW
Others
Name
Recommended range
Input value -999999 to 999999
Output value (-999999 to 999999)
Positive
direction
b15 b12
restriction
alarm
Negative
(0: Without alarm)
direction
(1: With alarm)
restriction
alarm
Positive
direction limit 0 to 999999
value
Negative
direction limit 0 to 999999
value
Positive
direction 0 to 999999
hysteresis
Negative
direction 0 to 999999
hysteresis
Input (E1 - BW)
BW = BW + V1 ×
BW = E1
BW = E1
BW = BW - V2 ×
BW = E1
BW = E1
*1
Unit Data format
%
%
––
b8 b4 b0
B B
B B
2 1
––
%/s
%/s
%
%
BW BB1
1
T
0
Last value
0
T
0
Last value
S.VLMT1
Standard Set
value by
Real
–– U
number
Real
–– S
number
BIN
–– S
16bit
Real
100.0 U
number
Real
100.0 U
number
Real
0.0 U
number
Real
0.0 U
number
BB2
0
0
Last value
1
0
Last value
169
9
2
3
4
4
6
7
8