Eaton PowerXL DM1 Series - Page 137

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Chapter 6 - Pump control application
POWERXL DM1 SERIES VARIABLE FREQUENCY DRIVES MN040049EN—September 2021 www.eaton.com
Table 34. Pump parameters (Cont.).
P9.3.6
ab
Staging frequency
ID 2315
Minimum value:
MinFreq
Maximum value:
400.00
Default value:
50.00
Description:
Output frequency is above stagging frequency and PI error is out of PI bandwidth - motor should add to system.
P9.3.7
ab
De-staging frequency
ID 2316
Minimum value:
0.00
Maximum value:
MaxFreq
Default value:
0.00
Description:
Output frequency is below de-stagging frequency and PI error is out of PI bandwidth - motor should remove from system.
P9.3.8
b
Add/remove delay
ID 344
Minimum value:
0.00 s
Maximum value:
3,600.00 s
Default value:
10.00 s
Description:
With feedback outside the bandwidth, this time must pass before motors/pumps are added or removed from the system.
P9.3.9
b
Interlock enabled
ID 350
Minimum value:
N.A.
Maximum value:
N.A.
Default value:
0
Options:
0 = Disabled or
1 = Enabled.
Description:
This parameter enables the drive to look at the digital input interlocks to tell which motor is available for running or if they were brought
offline.
P9.3.10
ab
Recovery method
ID 2285
Minimum value:
N.A.
Maximum value:
N.A.
Default value:
0
Options:
0 = Automatic or
1 = Stop.
Description:
This parameter is for the slave when multi-drive system lost the master. The slave drive can continue run if it set to be "Automatic".
However, the slave drive will stop immediately if it is set to be "Stop".
P9.3.11
b
Add/remove drive selection
ID 2311
Minimum value:
N.A.
Maximum value:
N.A.
Default value:
0
Options:
0 = Drive ID or
1 = Run time.
Description:
In default, MPFC system will add/remove pump according to their drive ID, from small to large. The order can also depend on each slave
drive’s running time: add the drive that has shortest running time and remove the drive that has longest running time first.
P9.3.12
b
Run time enabled
ID 2280
Minimum value:
N.A.
Maximum value:
N.A.
Default value:
0
Options:
0 = Disabled or
1 = Enabled.
Description:
The run time counter will start counting only if this parameter is enabled.
P9.3.13
b
Run time limit
ID 2281
Minimum value:
0.00 h
Maximum value:
300,000.00 h
Default value:
0.00 h
Description:
If drive run time is over this limit, its network status will be “Need Alternation”. Limit equals 0 means run time counter disabled.
P9.3.14
Run time reset
ID 2283
Minimum value:
N.A.
Maximum value:
N.A.
Default value:
N.A.
Options:
0 = No action or
1 = Reset.
Description:
One-time parameter, set to be 1 will clear run time counter.
P9.3.15
b
Master drive mode
ID 2473
Minimum value:
N.A.
Maximum value:
N.A.
Default value:
0
Options:
0 = Follow PI;
1 = Fixed speed; or
2 = Turn off.
Description:
Defines how the master drive will maintain the frequency control when slaves are brought in; follow PI, fixed speed, or turn off.