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Function library

Function blocks

3.2.31 First order derivative−action element (DT1)

3−86

EDSVS9332S−EXT EN 2.0

3.2.31 First order derivative−action element (DT1)

Purpose

Derivative action on signals.

For instance, used for the acceleration processes (dv/dt).

DT1-1

DT1-1-OUT

DT1-1-IN

C0654

C0651

C0652

±199.99 %

C0653

C0650

fb_dt1−1

Fig. 3−80 First order derivative−action element (DT1−1)

Signal

Source Note

Name Type DIS DIS format CFG List Lenze

DT1−1−IN a C0654 dec [%] C0652 1 1000 −

DT1−1−OUT a − − − − − Limited to ±199.99 %

Function

l The gain is set under C0650.

l The delay T

is set under C0651.

l The input sensitivity of the DT1−1 element can be reduced under C0653.

l The FB only evaluates the specified most significant bits, according to the setting.

K=T

Fig. 3−81 Delay time T

of the first order derivative−action element

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