Xylem HV 1.1 - 1.2 User Manual
Page 45
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Accel. Low
70 Sec
A too slow running up time during variation of
demand the outgoing pressure may break.
A too fast running up time may lead to over
oscillation and /or overload of the inverter.
Press
Î
on the controller to change to
13.6.6 Slow deceleration time
Decel. Low
70 Sec
A too fast setting leads to oscillation
A too slow setting delays the switching off too
much and may generate over pressure.
Ramp Window
Press
Î
on the controller to change to
13.6.7 Compensation Frequency
Control according to a system curve (increase of the set pressure depending on
the delivery rate or speed).
LIFT FREQUENCY
30.0 Hz
Adjustable between 6 Hz and the set MAXIMUM
FREQUENCY, this setting states at which frequency
the set pressure should be increased. That is the speed at which the pump works at the set
pressure and at delivery rate 0.
Press
Î
on the controller to change to