Fall Value; Release Frequency Of The Following Controller - Xylem HYDROVAR Smart Manuel Opérateur

Press on the Hydrovar-Smart to change to

7.21.2 Fall Value

For calculation of the set pressure after start of pumps 2 to 4
ACTU. VALUE DEC.
0.15 BAR
Press on the Hydrovar-Smart to change to

7.21.3 Release frequency of the following controller

ENABLE SEQ. CTL.
48.0 Hz
Pump has reached the programmed frequency (Adjustable from 0.0 Hz to 70 Hz)
If you do not want to start a following pump this value has to be set higher than the
maximum frequency.
This parameter is also used to start a constant speed pump (when Simple Multicontr. is
set). When this frequency level is reached, the potential free contact of the relay X2/5 –
X2/6 will be closed.
Press on the Hydrovar-Smart to change to
Adjustable from 0,0 to pre-selected Sensor range
determines the start-value of the 2
other following pumps.
(Start-Value = REQUIRED VALUE –ACT. VALUE DEC.)
Release of the follow-up pump only when the start-
value is reached and the lead
31
nd pump and the