ABB ACS880 Series Manual page 45

Safely-limited speed with the encoder interface (option +q965)
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Index
Name
SLSx.14
SLS1 trip limit posit-
ive
SLSx.15
SLS1 output A
SAR1 ramp settings
200.112
SAR1 ramp time to
zero
200.202
SAR speed scaling
SARx.02
SAR initial allowed
range
SARx.21
SAR1 min ramp time
to zero
SARx.22
SAR1 max ramp time
to zero
Example value
Description
250 rpm
Sets the SLS1 positive speed limit that trips
the drive.
Adjust the default value to meet the motor
in use.
Note: The difference between the SLS trip
limit and the corresponding SLS limit
(200.23 SLS1 limit positive) must be at least
0.1 rpm.
DO X114:8
Sets the digital output that is connected to
the primary output of the SLS1 function.
Active when the SLS monitoring is on.
For option +Q965, ABB has configured the
SLS indication signal to this digital output at
the factory.
2000 ms
Sets the target time for the stop ramp SAR1
that is used in the SLS function. Adjust the
default value when necessary.
Target time = The time in which the drive
decelerates the motor(s) from speed
200.202 SAR speed scaling to zero.
Note: With value 0 ms, the drive uses the
emergency stop ramp set by drive paramet-
er 23.23. In this case, the FSO module also
monitors the actual ramp (ramp monitoring
or time monitoring).
Time monitoring: This value has no effect
in the operation. The drive (parameter 23.13
Deceleration time 1 or 23.15 Deceleration
time 2) defines the deceleration ramp.
Ramp monitoring: Adjust the default value
when necessary.
1500 rpm
The same value is used for SAR0 and SAR1
ramps. See section SAR0 ramp settings.
100 ms
The same value is used for SAR0 and SAR1
ramps. See section SAR0 ramp settings.
1000 ms
Sets the minimum ramp time for the SAR1
ramp monitoring.
Time monitoring: This value has no effect
in the operation.
Ramp monitoring: Sets the minimum decel-
eration time for the emergency stop. Adjust
the default value when necessary.
Note: With value 0 ms, the ramp is not
monitored.
3000 ms
Sets the maximum ramp time for the SAR1
ramp monitoring.
Time monitoring: This value has no effect
in the operation.
Ramp monitoring: Sets the maximum decel-
eration time for the emergency stop. Adjust
the default value when necessary.
Parameter settings 45

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