Omron CS1W-LC001 Operation Manual page 250

Loop control unit
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List of Operation Execution Times
List of Operation Execution Times for Function Blocks
Block
Block name
model
000
System Common
001
2-position ON/FF
002
3-position ON/OFF
011
Basic PID
012
Advanced PID
013
Blended PID
014
Batch Flowrate Capture
016
Fuzzy Logic
031
Indication and Setting
032
Indication and Operation
033
Ratio Setting
034
Indicator
045
ES100X Controller Terminal
4-point Warning Indicator
110
111
High/Low Alarm
112
Deviation Alarm
113
Rate-of-change Operation and
Alarm
115
High/Low Limit
116
Deviation Limit
118
Analog Signal Hold
121
Addition or Subtraction
122
Multiplication
123
Division
126
Arithmetic Operation
127
Range Conversion
131
Square Root
132
Absolute Value
133
Non-linear Gain (Dead Band)
134
Low-end Cutout
135
Segment Linearizer
Operation
execution time
1.05
The load rate increases by 0.40% at an operation
cycle of 100 ms.
0.74
0.77
1.61
1.84
1.79
The operation execution time of this function block
increased by 0.16 ms when the Loop Controller Unit
was upgraded from version 2.00 to 2.50.
1.05
The operation execution time of this function block
increased by 0.13 ms when the Loop Controller Unit
was upgraded from version 1.50 to 2.00.
11.10
0.71
The operation execution time of this function block
increased by 0.12 ms when the Loop Controller Unit
was upgraded from version 1.50 to 2.00.
0.86
The operation execution time of this function block
increased by 0.22 ms when the Loop Controller Unit
was upgraded from version 1.50 to 2.00.
0.80
The operation execution time of this function block
increased by 0.19 ms when the Loop Controller Unit
was upgraded from version 1.50 to 2.00.
0.58
The operation execution time of this function block
increased by 0.15 ms when the Loop Controller Unit
was upgraded from version 1.50 to 2.00.
2.00
0.58
0.39
0.49
0.49
0.40
0.50
0.42
0.71
0.55
0.53
3.19 + function
The function processing time is calculated by
processing time
multiplying the number of functions times the
execution times given in the following table for each
function.
2.27
0.46
0.40
0.45
0.46
0.53
Appendix 3
Remarks
Function
Ttime (ms)
ABS(x)
0.01
ACOS(x)
0.33
ASIN(x)
0.32
ATAN(x)
0.24
CO S(x)
0.17
SIN(x)
0.16
TAN(x)
0.21
EXP(x)
0.27
LN(x)
0.23
LO G(x)
0.25
P10(x)
0.52
SQRT (x)
0.04
233

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