IFM Electronic Ecomat Mobile Series System Manual page 265

Controller functions in the ecomatmobile controller
The manipulated variable Y has the following time characteristics:
y
KD
~T
V
Figure: Typical step response of a PID controller
Parameters of the function inputs
Name
X
XS
XMAX
KP
KI
KD
Parameters of the function outputs
Name
Y
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.
ifm System Manual ecomatmobile
KI * X
d
KP * X
d
t
T
N
Data type Description
WORD Actual value
WORD Desired value
WORD Maximum value of the target value
BYTE Constant of the proportional component
BYTE Integral value
BYTE Proportional component of the differential component
Data type Description
WORD Manipulated variable
SmartController (CR2500) V05
Functions for controllers
265