14
GETTING
AROUND
LVCN
‐
40
SERIES
Step
Eight
Changing
a
Pump
Set
Point:
Sensors
(LVCN
‐
414,
LVCN
‐
210
&
LVCN
‐
318
Series)
with
relays
have
(1
‐
4)
channels
active
on
the
LVCN
‐
40
Series.
If
after
accessing
the
MENU,
PUMP
appears
in
the
display,
then
at
least
(1)
relay
is
configured
for
pump
or
valve
control.
Simplex
pump
control
has
(1)
ON
and
(1)
OFF
setting.
Duplex
pump
control
(2
‐
pumps)
has
a
third
additional
LAG
setting.
Note:
Prior
to
making
any
changes,
we
recommend
that
you
write
down
all
existing
set
point
values.
The
example
below
highlights
a
duplex
pump
system
in
an
automatic
empty
or
automatic
fill
operation
with
(1)
LAG,
(1)
ON
and
(1)
OFF
set
point.
Use
the
following
steps
to
change
your
simplex
or
duplex
pump
control
settings.
Automatic
Empty
Operation
Automatic
Fill
Operation
Steps
to
Change
Pump
Set Points
1.
Hold
SELECT
for
5
seconds
to
enter
the
MENU.
2.
Press
SELECT
when
PUMP
appears.
3.
Press
SELECT
when
the
set
point
(ON,
OFF,
LAG)
you
want
to
change
appears.
4.
Press
the
UP
and
DOWN
buttons
to
increase
or
decrease
the
set
point
to
the
desired
value.
To
scroll
faster,
hold
SELECT
while
pressing
UP
or
DOWN.
5.
To
enter
the
set
point,
hold
SELECT
for
2
seconds.
6.
To
change
another
set
point,
press
SELECT
when
the
set
point
appears.
7.
To
exit
the
MENU,
press
SELECT
when
RUN
appears.
Tech
Tips
Never
place
a
relay
set
point
(ON,
OFF,
LAG)
at
the
liquid
empty
or
liquid
full
position.
You
should
have
at
least
some
distance
or
volume
buffer
separating
them.
For
example,
in
a
500
gallon
tank,
the
relay
set
points
could
be
placed
at
≥
10
gallons
or
≤
490
gallons.
