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ifm
System Manual
ecomat
mobile
SmartController (CR2500) V05
Controller functions in the ecomatmobile controller
Functions for controllers
265
The manipulated variable Y has the following time characteristics:
y
t
~T
V
T
N
KI * X
d
KP * X
d
KD
Figure: Typical step response of a PID controller
Parameters of the function inputs
Name
Data type Description
X WORD
Actual
value
XS WORD
Desired
value
XMAX
WORD
Maximum value of the target value
KP
BYTE
Constant of the
p
roportional component
KI BYTE
I
ntegral value
KD
BYTE
Proportional component of the
d
ifferential component
Parameters of the function outputs
Name
Data type Description
Y WORD
Manipulated
variable
Recommended setting
KP = 50
KI = 30
KD = 5
With the values indicated above the controller operates very quickly and in a stable way. The controller
does not fluctuate with this setting.
►
To optimise the controller, the values can be gradually changed afterwards.
Содержание Ecomat Mobile Series
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