ABB ACS880 Firmware Manual page 315

No. Name/Value
40.39 Set 1 deadband
range
40.39 Set 1
deadband range
Setpoint
Feedback
PID controller
0.0 ... 32767.0
40.40 Set 1 deadband
delay
0.0 ... 3600.0 s
40.41 Set 1 sleep mode
Not selected
Internal
External
40.42 Set 1 sleep enable
Not selected
Selected
DI1
DI2
DI3
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Description
Defines a deadband around the setpoint. Whenever process
feedback enters the deadband, a delay timer starts. If the
feedback remains within the deadband longer than the delay
(40.40 Set 1 deadband
frozen. Normal operation resumes after the feedback value
leaves the deadband.
output
40.40 Set 1 deadband delay
Deadband range.
Delay for the deadband. See parameter
deadband range.
Delay for deadband area.
Selects the mode of the sleep function.
See also section Sleep function for process PID control
67).
Sleep function disabled.
The output of the PID controller is compared to the value of
40.43 Set 1 sleep level.
If the PID controller output remains below the sleep level
longer than the sleep delay
drive enters sleep mode.
Parameters 40.44...40.48
The sleep function is activated by the source selected by
parameter 40.42 Set 1 sleep
Parameters 40.44...40.46
Defines a source that is used to activate the PID sleep
function when parameter
External.
0 = Sleep function disabled
1 = Sleep function activated
0.
1.
Digital input DI1 (10.02 DI delayed
Digital input DI2 (10.02 DI delayed
Digital input DI3 (10.02 DI delayed
delay), the PID controller output is
40.39 Set 1
(40.44 Set 1 sleep delay), the
are in force.
enable.
and 40.48 are in force.
40.41 Set 1 sleep mode
status, bit 0).
status, bit 1).
status, bit 2).
Parameters 315
Def/FbEq16
0.0
PID controller
output frozen
Time
1 = 1
0.0 s
1 = 1 s
Not selected
(page
0
1
2
Not selected
is set to
0
1
2
3
4