Frequency Reference Chain - ABB ACQ80-04 Firmware Manual

Drives for water, standard control program
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No.
Name/Value
25.53
Torque prop
reference
-30000.0...
30000.0%
25.54
Torque integral
reference
-30000.0...
30000.0%
25.55
Torque deriv
reference
-30000.0...
30000.0%
26
28
28 Frequency reference
chain
28.01
Frequency ref ramp
input
-500.00...500.00
Hz
28.02
Frequency ref ramp
output
-500.00...500.00
Hz
28.72
Freq acceleration
time 1
0.000...1800.000 s
Description
Shows output of the proportional (P) part of the speed
controller.
This parameter is read-only.
P-part output of speed controller.
Shows output of the integral (I) part of the speed controller.
This parameter is read-only.
I-part output of speed controller.
Shows output of the derivative (D) part of the speed
controller.
This parameter is read-only.
D-part output of speed controller.
Settings for the frequency reference chain.
Shows used frequency reference before ramping.
This parameter is read-only.
Frequency reference before ramping.
Shows final frequency reference (after selection, limitation
and ramping).
This parameter is read-only.
Final frequency reference.
Defines acceleration time 1 as the time required for the
frequency to change from zero to the frequency defined by
parameter
46.02 Frequency
been reached, the acceleration continues with the same rate
to the value defined by parameter
If the reference increases faster than the set acceleration
rate, the motor will follow the acceleration rate.
If the reference increases slower than the set acceleration
rate, the motor frequency will follow the reference.
If the acceleration time is set too short, the drive will
automatically prolong the acceleration in order not to exceed
the drive torque limits.
Note: Applicable only when
disabled. If parameter MPPT reference is enabled, then the
parameter should be set to it's default value
Acceleration time 1.
scaling. After this frequency has
30.14 Maximum
frequency.
79.40 MPPT reference
is
Parameters 101
Def/FbEq16
0.0
See par.
46.03
0.0
See par.
46.03
0.0
See par.
46.03
0.00
10 = 1
0.00
10 = 1
20.000 s
10 = 1 s

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