Pressure Boost Pump - ABB ACS150 series User Manual

0.37...4kw; 0.5...5 hp
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162
4.
4017
2
5.
4001
VALUE INV: Configure the desired gain, integration time, derivation time and
error value inversion when needed.
6. Activate PID output: Check that

Pressure boost pump

The figure below shows an application example: The controller adjusts the speed of
a pressure boost pump according to the measured pressure and the set pressure
reference.
Example:
Pressure boost pump
Appendix: Process PID control
ACT2 INPUT: If a second feedback is used, configure also this actual value
(4020
ACT2 MINIMUM and
GAIN,
4002
INTEGRATION TIME,
A C
S
6 0 0
ACS150
3
0...10 bar
0
1 0 b
4...20 mA
a r
4
2 0 m
A
3
4021
ACT2 MAXIMUM).
4003
DERIVATION TIME,
1106
REF2 SELECT is set to 19 (PID1OUT).
PID control block diagram
%ref
Actual values
4014
. .
4021
AI1
AI2
IMOT
4005
PID
ref
4001
k
4002
ti
4003
td
i
4004
dFiltT
4005
errVInv
PIDmax
oh1
PIDmin
ol1
...
%ref =
4010
ERROR
Frequency
reference

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