D component – Burkert Type 8630 User Manual

Page 164

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162 - 8630

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Characteristics and step response of the D component of a PID controller

D component

Function:

Y = Kd d Xd/dt

The higher Kd is, the stronger the D influence is.

Characteristic

A controller with a D component reacts to changes in the controlled variable and can thus reduce more
quidckly any control differences that occur.

Step response

Rise response

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