User`s manual

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MELSEC-Q
9 CONTROL OPERATION INSTRUCTIONS
Control data
(1) Data specified in S.DBND instruction
Specified position Symbol Name Recommended range
*1
Unit Data format
Standard
value
Store
Input data
S1
+0
+1
E1 Input value -999999 to 999999 %
Real
number
U
D1
+0
+1
BW Output value (-999999 to 999999) %
Real
number
S
BB
Block
memory
+2
BB1
Dead zone
action
b15 b12 b8 b4 b0
B
B
1
(0: Outside the dead zone range)
(1: Within the dead zone range)
BIN
16bit
S
S2
+0
+1
D1
Dead zone
upper limit
-999999 to 999999
Real
number
100.0 U
Operation
constant
+2
+3
D2
Dead zone
lower limit
-999999 to 999999
Real
number
0U
*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.
Processing contents
(1) The S.DBND instruction performs the following processing.
Condition BW BB1
D2 E1 D1
2
D2 D1
1
(E1 D2) or (E1 D1) E1 0
Error
• When an operation error occurs Error code: 4100