Parameters 271
PQ curve
The PQ curve is used for flow calculation.
You can configure pressure sensor settings with parameter
group
The figure below shows the PQ performance curve of the
pump for the flow calculation function.
101
Defines the multiplier (k) used with the flow calculation The
output value of
is multiplied by
this value.
1.00
-200000.00…
200000.00
Multiplier.
1 = 1
Defines the nominal maximum flow of the system. This value
is used to calculate the actual flow percentage value so that
the value 100% for
corresponds to the value of this
parameter.
1000.00
-200000.00…
200000.00
Sets the limit for maximum flow protection.
1 = 1
Defines the nominal minimum flow of the system.
1.00
-200000.00...
200000.00 m
3
/h
Sets the limit for minimum flow protection.
1 = 1 m
3
/h
Selects the action for maximum flow protection function.
No action
Maximum flow protection is disabled.
0
warning.
1
Fault
fault.
2
Speed ref safe
Speed reference safe is activated.
3
Selects the action for minimum flow protection function.
No action
Minimum flow protection is disabled.
0
warning.
1
Fault
fault.
2
Speed ref safe
Speed reference safe is activated.
3
Defines the time after motor start when the flow protection is
active.
5.00
0.00...3600.00 s
Flow check delay.
1 = 1 s
Defines the pump inlet pipe diameter.
0.100
0.010...
32767.000 cm
Pump inlet pipe diameter.
1 = 1 cm
No.
Name/Value
Description
Def/FbEq16
P [kW] or P [hp]
Q [m
3
/h] or
Q [gpm]
2
4
5
3
1
Summary of Contents for ACQ580
Page 1: ...ABB drives for water Firmware manual ACQ580 pump control program ...
Page 4: ... 2017 ABB Oy All Rights Reserved 3AXD50000035867 Rev C EN EFFECTIVE 2017 06 21 ...
Page 30: ...26 Start up control with I O and ID run ...
Page 40: ...36 Default configuration ...
Page 304: ...300 Parameters ...
Page 340: ...336 Additional parameter data ...