Function library
7-197
L
EDSVS9332P-D21 EN 3.0
7.5.52 First order derivative-action element (DT1)
Purpose
Derivative action of signals.
For instance, used for the speed injection (dv/dt).
D T 1 - 1
D T 1 - 1 - O U T
D T 1 - 1 - I N
C 0 6 5 4
C 0 6 5 1
C 0 6 5 2
± 1 9 9 , 9 9 %
C 0 6 5 3
C 0 6 5 0
Fig. 7-151 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
•
The gain is set under C0650.
•
The delay T
v
is set under C0651.
•
The input sensitivity of the DT1-1 element can be reduced under C0653.
•
The FB only evaluates the specified most significant bits, according to the setting.
t
T
v
K=T
d
/T
v
Fig. 7-152 Delay time T
v
of the first order derivative-action element
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