Xylem IM043 AQUAVAR Variable Speed Pump Control - Manual (Page 26)

Programming
25
AQUAVAR Controller Program Flow Chart
Single Pump Constant Pressure
II. Single Pump - Pump Protection
The AQUAVAR controller has the ability to protect the pump by shutting it off in low/no suction or
run out conditions.
To set run out protection:
For steps 1 through 8, refer to the flow chart, diagram 13.
Instructions
1. Password The password protection prevents
untrained personnel from accidentally
changing the base settings.
• From the main menu, hold down the
key for 2-3 seconds until the display
changes to:
Diagram 12
FAILuRE TO SAvE SETTINgS AFTER PROgRAMMINg RESuLTS IN LOSS OF
PROgRAM vALuES WHEN POWER IS REMOvED!
WARNINg
REQUIRED
VALUE
50 PSI
Auto-START
ON
ERROR 1 ERROR 2 ERROR 3 ERROR 4 ERROR 5
TOTAL RUN
TIME
0000: 41
SAVE ??
– + v
SW Ver.
Date:
ITT Ind.
50 PSI
Press • long
Low/no suction protection can be managed by the installation of a suction line pressure switch,
or float switch for a tank. This switch is connected to the AQUAVAR controller as described ear-
lier in the Electrical Installation section. The cut off setting for this switch should be the maxi-
mum NPSH required by the pump.
Note
PASSWORD 0000
Screen
*