180 Parameters
mA
Milliamperes.
10
(Visible when
Selects the unit for readings and settings related to analog
input AI3.
Note:
This setting must match the corresponding hardware
setting on the I/O extension module (see the manual of the I/O
extension module). The hardware setting is shown by
parameter
. I/O module reboot
either by cycling the power or through parameter
is required to validate any changes in the
hardware settings.
V
Volts.
2
mA
Milliamperes.
10
(Visible when
Selects a hardware filtering time for AI3.
See also parameter
No filtering
No filtering.
0
125 us
125 microseconds.
1
250 us
250 microseconds.
2
500 us
500 microseconds.
3
1 ms
1 millisecond.
4
2 ms
2 milliseconds.
5
4 ms
4 milliseconds.
6
7.9375 ms
7.9375 milliseconds.
7
(Visible when
Defines the filter time constant for analog input AI3.
Note:
The signal is also filtered due to the signal interface
hardware. See parameter
.
0.100 s
0.000 … 30.000 s
Filter time constant.
1000 = 1 s
No.
Name/Value
Description
Def
/
FbEq16
63
%
100
T
t
O = I × (1 - e
-t
/T
)
I = filter input (step)
O = filter output
t
= time
T = filter time constant
Unfiltered signal
Filtered signal
Summary of Contents for ACS880-x04
Page 1: ... ABB INDUSTRIAL DRIVES ACS880 primary control program Firmware manual ...
Page 4: ......
Page 18: ...18 Using the control panel ...
Page 24: ...24 Control locations and operating modes ...
Page 112: ...112 Application macros ...
Page 496: ...496 Additional parameter data ...
Page 544: ...544 Fault tracing ...
Page 602: ...602 Control chain diagrams ...