ABB ACS880 - Page 426

Def / Type
FbEq 16b / 32b
DescriptionName / Range /
Selection
No.
1 = 1 / 100 = 1Minimum limit for process PID controller setpoint.-32768.00 ...
32767.00
32767.00 / real32Defines a maximum limit for the process PID controller
setpoint.
Set 1 setpoint max40.27
1 = 1 / 100 = 1Maximum limit for process PID controller setpoint.-32768.00 ...
32767.00
0.0 s / real32Defines the minimum time it takes for the setpoint to
increase from 0% to 100%.
Set 1 setpoint
increase time
40.28
1 = 1 s / 10 = 1 sSetpoint increase time.0.0 ... 1800.0 s
0.0 s / real32Defines the minimum time it takes for the setpoint to
decrease from 100% to 0%.
Set 1 setpoint
decrease time
40.29
1 = 1 s / 10 = 1 sSetpoint decrease time.0.0 ... 1800.0 s
Not selected / uint32Freezes, or defines a source that can be used to freeze,
the setpoint of the process PID controller. This feature
is useful when the reference is based on a process
feedback connected to an analog input, and the sensor
must be serviced without stopping the process.
1 = Process PID controller setpoint frozen
See also parameter 40.38 Set 1 output freeze enable.
Set 1 setpoint freeze
enable
40.30
00Not selected
11Selected
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]
Not inverted (Ref -
Fbk) / uint32
Inverts the input of the process PID controller.
0 = Deviation not inverted (Deviation = Setpoint -
Feedback)
1 = Deviation inverted (Deviation = Feedback - Setpoint)
See also section Process PID control (page 109).
Set 1 deviation
inversion
40.31
00.Not inverted (Ref -
Fbk)
11.Inverted (Fbk - Ref)
See Terms and abbreviations (page 169).Other [bit]
1.00 / real32Defines the gain for the process PID controller. See
parameter 40.33 Set 1 integration time.
Set 1 gain40.32
426 Parameters