Xylem IM131R01 AQUAVAR AV II - Manual (Page 36)

2. Press the key until you reach the number
66. You will now be able to access all of the
alternate menus for all AQUAVAR controller
optional controls.
3. Press to advance the display to the next
window:
The jog mode is very useful because it allows
you to check on the actual outgoing frequency
and system pressure. By pressing either or
the controller changes to manual, and you
can change the frequency to set any constant
speed. The Aquavar returns to normal auto-
matic operation when you leave the jog mode
window.
4. Continue to briefly touch the key to
scroll past all of the windows and submenus
until you reach:
5. Hold the key down for 2-3 seconds
until the display changes to:
6. Set the minimum pressure the system is
allowed to maintain before shutting down. For
example, if the set point for the system is 50
PSI, and the operator will allow anything
above 41 PSI, then the conveyor limit would
be set at 40 PSI. This function can also be turned
off by pressing until “disabled” is shown.
To set timed protection:
7. Delay Time Enter the amount of
time that the pump is allowed to run at
maximum frequency after pressure begins
to drop below the conveyor limit. This should never occur if the system has been
properly sized and there are no leaks in the system. Note: This delay time is also
applied to low suction pressure switch, on terminal X1, 6 and 7.
35
Programming
SET CONVEYOR LIMIT
40 PSI
DELAY TIME
*
*
SUBMENU ERRORS
CONVEYOR LIMIT
Disabled
▼
▼
*
0066
JOG MODE
▼
▼