Pid i – IDEC MicroSmart User Manual
Page 373
21: PID I
NSTRUCTION
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Set PID Parameters (PIDST) Dialog Box
Place the cursor where to insert the PIDST instruction, click the right mouse button, and select
Macro Instructions
>
PIDST (Set PID Parameters)
. In the PIDST dialog box, program as shown below.
PID Control (PID) Dialog Box
S1+3
Operation mode AT + PID action
S1+14
High alarm value
S1+4
Linear conversion enable
S1+15
Low alarm value
S1+5
Linear conversion maximum value
S1+19
AT sampling period
S1+6
Linear conversion minimum value
S1+20
AT control period
S1+10
Integral star t coefficient
S1+21
AT set point
S1+11
Input filter coefficient
S1+22
AT output manipulated variable
S1+12
Sampling period
S2+2
Output manipulated variable limit disable
S1+13
Control period
S2+3
Integral star t coefficient enable
S3
Set point
S1+3
S2+3
S3
S1+10
S1+4
S1+5
S1+6
S1+14
S1+11
S1+15
S2+2
Select operands as with the PID instruction.
S1+12
S1+13
S1+21
S1+19
S1+20
S1+22