ABB ACS880 - Page 259

Def / Type
FbEq 16b / 32b
DescriptionName / Range /
Selection
No.
22The output is used to feed an excitation current to 1…3
PTC sensors. See section Motor thermal
protection (page 128).
Force PTC excitation
23The output is used to feed an excitation current to 1…3
Pt1000 sensors. See section Motor thermal
protection (page 128).
Force Pt1000
excitation
3713.91 AO1 data storage.AO1 data storage
3813.92 AO2 data storage.AO2 data storage
- / real32(Visible when 14.1 Module 1 type = FIO-11)
Forced value that can be used instead of the selected
output signal. See parameter 14.71 AO force selection.
AO1 force data14.78
1000 = 1 mA / 1000 =
1 mA
Forced value of analog output AO1.0.000 ... 22.000 mA
0.000 mA / real32(Visible when 14.1 Module 1 type = FAIO-01)
Forced value that can be used instead of the selected
output signal. See parameter 14.71 AO force selection.
AO1 force data14.78
1000 = 1 mA / 1000 =
1 mA
Forced value of analog output AO1.0.000 ... 20.000 mA
0.100 s / real32(Visible when 14.1 Module 1 type = FAIO-01)
Defines the filtering time constant for analog output
AO1.
Unfiltered signal
Filtered signal
%
100
63
T
t
O = I × (1 - e
-t/T
)
I = filter input (step)
O = filter output
t = time
T = filter time constant
AO1 filter time14.79
1000 = 1 s / 1000 = 1
s
Filter time constant.0.000 ... 30.000 s
Parameters 259