ABB ACS280 Firmware Manual page 153

Coldplate drives
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No.
Name/Value
22.56
Critical speed 3 low
-30000.00... 30000.00
rpm
22.57
Critical speed 3 high
-30000.00... 30000.00
rpm
22.70
Motor potentiometer
reference enable
Not used
Used
While running
Other [bit]
22.71
Motor potentiometer
function
Disabled
Enabled (init at stop/
power-up)
Enabled (resume
always)
Enabled (init to actual)
Enabled (resume/init
to Actual)
22.72
Motor potentiometer
initial value
-32768.00... 32767.00
Description
Defines the low limit for critical speed range 3.
Note: This value must be less than or equal to the
22.57
value of parameter
Low limit for critical speed 3.
Defines the high limit for critical speed range 3.
Note: This value must be greater than or equal to the
22.56
value of parameter
High limit for critical speed 3.
Determines when parameters
potentiometer up source
potentiometer down source
22.80 Motor potentiometer ref act
Motor potentiometer Up/Down sources (
22.74
) are disabled.
Motor potentiometer Up/Down sources (
22.74
) are enabled.
Motor potentiometer reference enable follows bit 4
(Following reference) of parameter
word 1
.
Terms and abbreviations
Source selection (see
Activates and selects the mode of the motor
potentiometer.
Speed control performance figures
See section
Program features
chapter
Motor potentiometer is disabled and its value set to
0.
When enabled, the motor potentiometer first adopts
the value defined by parameter
then be adjusted from the up and down sources
defined by parameters
A power cycle will reset the motor potentiometer to
the predefined initial value (
Enabled (init at stop/ power-up)
As
potentiometer value is retained over a power cycle.
Whenever another reference source is selected, the
value of the motor potentiometer follows that
reference. After the source of reference returns to the
motor potentiometer, its value can again be changed
by the up and down sources (defined by
22.74
).
Enabled (init to actual)
As
potentiometer ref act value is retained over power
cycle.
Defines an initial value (starting point) for the motor
potentiometer. See the selections of parameter
Initial value for motor potentiometer.
.
.
22.73 Motor
22.74 Motor
and
may change parameter
.
22.73
22.73
06.16 Drive status
.
22.72
. The value can
22.73
and
22.74
.
22.72
).
, but the motor
22.73
, but the motor
Parameters 153
Default
FbEq 16
0.00 rpm
See par.
46.01
0.00 rpm
See par.
46.01
Selected
and
0
and
1
2
).
-
Disabled
in
0
1
2
3
and
4
0.00
22.71
.
1 = 1

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