Auto terrain
compensation
Drift allowance
Fully Automatic
operation
Prestart delay timer
Use alarm relay
Absolute low limit
Low pressure
margin
Absolute high limit
High pressure
margin
Set point margin
Start-up timer
Auto start after
Pressure dip timer
Pressure spike timer
Run on timer
Accept settings
On
10kPa
Yes
Optional
Optional
Set to 50kPa below
lowest operating
pressure
20kPa (Small Leak)
Set to below max head
of pump and below
max pipe pressure and
at least 50kPa above
expected maximum
operating pressure
20kPa (Slight
blockage)
20kPa
10 seconds
300 seconds
20 seconds
20 seconds
10 seconds
Yes
SUGGESTED FIRST SETTINGS WITH TRAVELLING IRRIGATOR AND
AUTOMATIC STARTING
These settings are suggestions to get started. All final settings are site
specific and must be relevant to the installation.
Displayed on
screen
Suggested setting
Function
28
Allows pressure change due to contour change
Allows 1 metre per minute of height change for
irrigator
Pump will be started after the 'start after' time
Used to delay the pump start
Configurable, e.g. turn on a stirrer or a priming valve
Protection against a major leak or broken main line
More than 20kPa pressure drop will trigger the dip
timer
Protection from overpressure
More than 20kPa pressure rise will trigger the spike
timer
Allowable pressure variation the switch can learn
within
Allowable time with now flow
Time to pipe fill and reach a stable pressure
Time allowed before stopping the pump after a leak
develops
Time allowed before stopping the pump after a
partial blockage
Allowable time after flow is lost
Select 'No' if you want to go through the settings
again
