Rev
B
MN301030
5
of
14
SAFETY
PRECAUTIONS
Step
Four
About
this
Manual:
PLEASE
READ
THE
ENTIRE
MANUAL
PRIOR
TO
INSTALLING
OR
USING
THIS
PRODUCT.
This
manual
includes
information
on
all
versions
of
the
DeltaSpan
Series
Industrial
Pressure
Level
Transmitter
from
Flowline;
models
LD30
‐
____.
Please
refer
to
the
part
number
located
on
the
transmitter
label
to
verify
the
exact
model
which
you
have
purchased.
User’s
Responsibility
for
Safety:
Flowline
manufactures
a
wide
range
of
liquid
level
sensors
and
technologies.
While
each
of
these
technologies
are
designed
to
operate
in
a
wide
variety
of
applications,
it
is
the
user’s
responsibility
to
select
a
technology
that
is
appropriate
for
the
application,
install
it
properly,
perform
tests
of
the
installed
system,
and
maintain
all
components.
The
failure
to
do
so
could
result
in
property
damage
or
serious
injury.
Proper
Installation
and
Handling:
Only
properly
‐
trained
staff
should
install
and/or
repair
this
product.
Use
a
proper
sealant
with
all
installations.
Always
check
for
leaks
prior
to
system
start
‐
up.
Wiring
and
Electrical:
CAUTION:
A
supply
voltage
of
13
to
30
VDC
is
used
to
power
the
LD30
series
transmitter.
Electrical
wiring
of
the
sensor
should
be
performed
in
accordance
with
all
applicable
national,
state,
and
local
codes.
Temperature
and
Pressure:
The
LD30
series
is
designed
for
use
in
application
temperatures
from
‐
18°
to
93°C
(0°
to
200°F),
and
for
use
at
pressures
up
to
2
x
the
full
span
of
the
LD30
series.
Material
Compatibility:
The
Industrial
pressure
level
transmitter,
LD30
series,
is
made
of
316
Stainless
Steel
(316
SS)
and
316L
Stainless
Steel
(316L
SS).
Make
sure
that
the
model
which
you
have
selected
is
chemically
compatible
with
the
application
liquids.
Flammable,
Explosive
and
Hazardous
Applications:
DO
NOT
USE
THE
DELTASPAN,
LD30
SERIES
LEVEL
TRANSMITTER
IN
HAZARDOUS
LOCATIONS.
Make
a
Fail
‐
Safe
System:
Design
a
fail
‐
safe
system
that
accommodates
the
possibility
of
transmitter
failure
or
battery
power
loss.
In
critical
applications,
Flowline
recommends
the
use
of
redundant
backup
systems
and
alarms
in
addition
to
the
primary
system.
