ABB ACS880 Firmware Manual page 231

No. Name / Range /
Selection
13.16 AO1 filter time
0.000 ... 30.000 s
Description
Defines the filtering time constant for analog output
AO1.
%
100
63
T
- t /T
O = I × (1 - e )
I = filter input (step)
O = filter output
t = time
T = filter time constant
Filter time constant.
Unfiltered signal
Filtered signal
Parameters 231
Def / Type
FbEq 16b / 32b
0.100 s / real32
t
1000 = 1 s / 1000 = 1
s