Lenze EVS93 Series, System Manual

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Function library
Function blocks
3.2.48 First order derivative−action element (DT1)
3−163
l
EDSVS9332K−EXT EN 4.0
3.2.48 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. 3−125 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
v
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.
t T
v
K=T
d
/ T
v
Fig. 3−126 Delay time T
v
of the first order derivative−action element