ABB ACS880 - Page 522

Def / Type
FbEq 16b / 32b
DescriptionName / Range /
Selection
No.
Not selected / unit32Selects the source to enable speed measurement only
function.
The function activates at the rising edge of the
command and it forces speed measurement routine
until the command is removed.
Note: The function can be activated only when drive is
not modulating.
Measurement only74.35
0Deactivates the measurement only function.Not selected
1Activates the measurement only function.Selected
2Digital input DI1 (10.2 DI delayed status, bit 0).DI1
3Digital input DI2 (10.2 DI delayed status, bit 1).DI2
4Digital input DI3 (10.2 DI delayed status, bit 2).DI3
5Digital input DI4 (10.2 DI delayed status, bit 3).DI4
6Digital input DI5 (10.2 DI delayed status, bit 4).DI5
7Digital input DI6 (10.2 DI delayed status, bit 5).DI6
10Digital input/output DIO1 (11.2 DIO delayed status, bit
0).
DIO1
11Digital input/output DIO2 (11.2 DIO delayed status, bit
1).
DIO2
See Terms and abbreviations (page 169).Other [bit]
5.0 s / real32Defines the time period required for the Backspin speed
observer function to acquire the estimated motor
actual speed.
The default value should be capable in most of the
cases.
Measurement delay74.39
1 = 1 s / 10 = 1 sMeasurement delay.3.0 ... 32000.0 s
ESP CW bit 15 /
unit32
Defines the source for time control enable signal.
The time control is a sequence of run time and stop
time defined with parameters 74.51 On time and 74.52
Off time.
Time control enable74.50
0Time control enable function is disabled.Not selected
1Time control enable function is enabled.Selected
2Digital input DI1 (10.2 DI delayed status, bit 0).DI1
3Digital input DI2 (10.2 DI delayed status, bit 1).DI2
4Digital input DI3 (10.2 DI delayed status, bit 2).DI3
5Digital input DI4 (10.2 DI delayed status, bit 3).DI4
6Digital input DI5 (10.2 DI delayed status, bit 4).DI5
7Digital input DI6 (10.2 DI delayed status, bit 5).DI6
10Digital input/output DIO1 (11.2 DIO delayed status, bit
0).
DIO1
11Digital input/output DIO2 (11.2 DIO delayed status, bit
1).
DIO2
522 Parameters