Xylem IM043 AQUAVAR Variable Speed Pump Control - Manual (Page 31)

30
Entering compensation values:
(system curve)
For steps 1 through 4, refer to the flow chart.
Instructions
1. From the main menu, hold down the key
for 2-3 seconds until the display changes to:
• Enter 66 by pressing the
2. Freq.- Lifting 30.0 hz This indicates the speed (flow rate)
at which you want the pressure compensation to begin. On a
60 hz system, there is virtually no flow below 40 hz. Set this
frequency with the up arrow. On a 50 hz system, the normal
starting point would be 30 hz.
• Use the key to scroll through the
menu screens until you reach:
Change if required.
3. Use the key to move to the next screen:
• Use the to enter the percentage
pressure increase calculated on page 29.
Increase values are recommended from 0
to 20%. If your friction loss increase is above 20% of your set pressure, please contact
the AQUAVAR distributor or factory for application assistance. 0-99.9% actual.
4. Save the new settings.
• Use the key to scroll to the screen
• Press both the arrows until the display
indicates the save process is complete.
The screen will automatically return to the main menu.
Programming
Screen
fREQ - LifTiNG 40.0 hz
LifT - iNTENS. 0.0%
LifT - iNTENS. 3.0%
SAVE ??? +
SAVE ??? SAVED
t
t
t
t
t
t
t
*
*
*
*
PASSWORD 0000
0066