vacon • 136
Parameters
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7.1.17
Group 3.21: Pump Control
7.1.17.1
Group 3.21.1: Auto-Cleaning
The Auto-cleaning function is used to remove any dirt or other material that may have attached to
the pump impeller. Auto-cleaning is used e.g. in wastewater systems to keep up the performance
of the pump. Auto Cleaning function can also be used to clear the blocked pipe or valve.
Table 120. Auto-cleaning parameters
Code
Parameter
Min
Max
Unit
Default
ID
Description
P3.21.1.1
0
1
0
1714
0=Disabled
1=Enabled
P3.21.1.2
DigIN
Slot0.1
1715
Digital input signal used to start
the Auto Cleaning sequence.
Auto-cleaning sequence will be
aborted if activation signal is
removed before the sequence has
been completed.
NOTE:
The drive will start if the
input is activated!
P3.21.1.3
1
100
5
1716
Number of forward/reverse clean-
ing cycles.
P3.21.1.4
0.00
50.00
Hz
45.00
1717
Forward direction frequency in
Auto-cleaning cycle.
P3.21.1.5
0.00
320.00
s
2.00
1718
Running time for forward direction
frequency in Auto-cleaning cycle.
P3.21.1.6
0.00
50.00
Hz
45.00
1719
Reverse direction frequency in
Auto-cleaning cycle.
P3.21.1.7
0.00
320.00
s
0.00
1720
Running time for reverse direction
frequency in Autocleaning cycle
P3.21.1.8
0.1
300.0
s
0.1
1721
Motor acceleration time when
Auto-cleaning is active
P3.21.1.9
0.1
300.0
s
0.1
1722
Motor deceleration time when
Auto-cleaning is active