Function block library
7-126
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SHB9300CRV EN 2.0
7.6.38 First order derivative-action element (DT1)
Purpose
Derivative action of signals
For instance, used for the speed injection (dv/dt).
DT1-1
DT1-1-OUT
DT1-1-IN
C 0654
C 0651
C 0652
±199,99%
C 0653
C 0650
Fig. 7-94 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. 7-95 Delay time T
v
of the first order derivative-action element
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