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Data Control Instructions
Section 3-18
3-18 Data Control Instructions
3-18-1 PID CONTROL: PID(190)
Purpose
Executes PID control according to the specified parameters.
Ladder Symbol
Variations
Applicable Program Areas
Parameters
The following diagrams show the locations of the parameter data. For details
on the parameters, refer to
PID Parameter Settings
in this section.
PID(190)
S
C
D
S
: Input word
C
: First parameter word
D
: Output word
Variations
Executed Each Cycle for ON Condition
PID(190)
Executed Once for Upward Differentiation
Not supported.
Executed Once for Downward Differentiation
Not supported.
Immediate Refreshing Specification
Not supported.
Block program areas
Step program areas
Subroutines
Interrupt tasks
Not allowed
OK
OK
Not allowed
15
8
0
7
C+5
0
3 2
1
4
PID starting integral manipulated variable
designation
Set value (SV)
Proportional band (P)
Integral constant (Tik)
Derivative constant (Tdk)
Sampling period (
τ
)
Forward/reverse designation
PID constant update timing designation
Manipulated variable output setting
2-PID parameter (
α
)
Output range
Integral and derivative unit
Input range
Manipulated variable output limit control
Содержание SYSMAC CS1D-CPU**
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