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Rev
5
MN890570
21
of
30
INSTALLATION
Step
Nine
Fitting
Selection:
Check
the
part
number
to
determine
the
required
fitting
mount
size
and
thread
type.
Series
ULS
is
commonly
installed
in
tank
adapters,
flanges,
brackets
or
standpipes.
Note:
Always
include
the
gasket
when
installing
the
Series
ULS.
1.
Tank
Adapter:
Select
a
tank
adapter
fitting,
such
as
the
ULS
‐
ACC
‐
410
for
the
Series
ULSS
&
ULSM
or
the
ULS
‐
ACC
‐
420
for
the
Series
ULSL.
a.
For
best
results,
select
a
2”
tank
adapter
and
add
a
reducer
bushing
such
as
the
ULS
‐
ACC
‐
121,
thread
x
thread,
reducer
bushing.
b. Avoid
tank
adapter
(thread
x
thread)
styles
and/or
pipe
stops
forward
of
the
installed
transducer.
c. Always
mount
the
tank
adapter
so
the
majority
of
fitting
is
outside
the
tank.
i. Never
mount
the
tank
adapter
upside
down
or
the
bulk
of
the
material
is
inside
the
tank.
2”
Tank
Adapter
Socket
x
Thread
(ULS
‐
ACC
‐
420)
Tank
Adapter (ULS
‐
ACC
‐
420)
w/
2”x
1”
Reducer
Bushing
(ULS
‐
ACC
‐
121)
Tank
Adapter
Thread
x
Thread
Do
not
use
thread
x
thread
2.
Riser:
Installations
with
tall,
narrow
risers
can
impede
the
acoustic
signal.
a.
Series
ULSL:
2”
(5
cm)
diameter
risers
should
be
no
taller
than
4”
(10
cm).
Larger
diameter
risers
should
be
no
taller
than
12”
(30.5
cm).
b.
Series
ULSS
&
ULSM:
Note:
Do
not
exceed
the
dimensions
listed
above