First Order Derivative−Action Element (Dt1) - Lenze 9300 Series System Manual

Function library
Function blocks
3.5.36 First order derivative−action element (DT1)
3.5.36 First order derivative−action element (DT1)
Purpose
Derivative action on signals.
For instance, used for the acceleration processes (dv/dt).
Fig. 3−139 First order derivative−action element (DT1−1)
Name
DT1−1−IN
DT1−1−OUT
Function
l
The gain is set under C0650.
l
The delay T
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.
Fig. 3−140 Delay time T
3−190
C0652
Signal
Type DIS
a C0654
a −
is set under C0651.
v
K=T / T
d v
of the first order derivative−action element
v
EDSVS9332P−EXT DE 2.0
C0650
C0653 C0651
±199.99 %
DT1-1-IN
C0654
Source
DIS format CFG List
dec [%] C0652 1
− − −
T
v
DT1-1
DT1-1-OUT
Note
Lenze
1000 −
− Limited to ±199.99 %
t
fb_dt1−1
l