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Chapter 7- Multi-purpose application
POWERXL DM1 SERIES VARIABLE FREQUENCY DRIVES
MN040049EN—September 2021 www.eaton.com
Table 67. Pump parameters (Cont.).
P9.1 - Derag (*DM1 PRO).
P9.1.1
b
Derag cycles
ID 2468
Minimum value:
0
Maximum value:
10
Default value:
3
Description:
This parameter defines the number of cycles in the forward/reverse direction for removing any debris in system.
P9.1.2
b
Derag at Start/Stop
ID 2469
Minimum value:
N.A.
Maximum value:
N.A.
Default value:
0
Options:
0 = Off;
1 = Start;
2 = Stop;
3 = Start and stop;
4 = Digital input; or
5 = Current.
Description:
Defines how the derage function will become activated; start, stop, both, or based off the digital input.
P9.1.3
b
Deragging run time
ID 2470
Minimum value:
1 s
Maximum value:
3,600 s
Default value:
0 s
Description:
Defines the length of time the drive will run at the derag speed in the forward and reverse direction.
P9.1.4
b
Derag speed
ID 2471
Minimum value:
MinFreq Hz
Maximum value:
MaxFreq Hz
Default value:
5.00 Hz
Description:
Defines the frequency the drive will run at in the forward/reverse direction when in the derag mode.
P9.1.5
b
Derag off delay
ID 2472
Minimum value:
1 s
Maximum value:
600 s
Default value:
10 s
Description:
Defines the length of time the drive will run the derag function when enabled at stop.
P9.1.6
ab
Derag current
ID 1879
Minimum value:
N.A. A
Maximum value:
N.A. A
Default value:
0.00 A
P9.2 - Start/stop timing (*DM1 PRO).
P9.2.1
ab
Valve start
ID 1847
Minimum value:
N.A.
Maximum value:
N.A.
Default value:
0
Options:
0 = Normal;
1 = Damper start;
2 = Damper tout; or
3 = Damper delay.
Description:
This parameter determines the function of damper.
P9.2.2
ab
Valve timeout
ID 1848
Minimum value:
1 s
Maximum value:
32,500 s
Default value:
5 s
Description:
The timeout time used for an interlocked time start, after which the start sequence must be restarted if no acknowledgement contact is
received.
P9.2.3
ab
Valve delay
ID 1849
Minimum value:
1 s
Maximum value:
32,500 s
Default value:
5 s
Description:
The delay time following a delay start, after which the frequency converter will be started.
.
Frequency
(Hz)
Time (sec)
Cycle 1
Cycle 2
Cycle 3
Cycle 4
P18.1.11
P18.1.13
P18.1.14