1
P
repare the
%
value for editing with
[
OK
]
and set the
cursor to the requested position with
[-
>
]
.
S
et the
requested percentage value with
[
+
]
and save with
[
OK
]
.
T
he cursor jumps now to the distance value
.
2
E
nter the appropriate distance value in m
(
corresponding
to the percentage value
)
for the full vessel
.
K
eep in mind
that the max
.
level must lie below the dead band
.
3
S
ave the settings with
[
OK
]
.
E
ach product has di
ff
erent re
fl
ective properties
.
I
n addition
,
there are various interfering factors which have to be taken into
account
:
agitated product surfaces and foam generation
(
with
liquids
);
dust generation
,
material cones and echoes from the
vessel wall
(
with solids
).
T
o adapt the sensor to these di
ff
erent
conditions
,
you should
fi
rst select in this menu item under
"
M
edium
"
the selection
"
L
iquid
"
or
"
S
olid
"
.
W
ith coax versions
,
this menu item must be set to
"
L
iquid
"
.
A
pplication
L
iquid
S
tandard
(
DK
≥
2
)
D
epending on the dielectric
fi
gure
(
dielectri value or
ε
r
),
measured products can have a di
ff
erent re
fl
ective property
.
T
herefore an additional selection possibility is available
.
U
nder
"
S
ensitivity
"
you can select
"
S
tandard
(
DK
≥
2
)
"
or
"
I
ncreased sensitivity
(
DK
<
2
)
"
.
T
hrough this
,
the sensor is adapted perfectly to the product
and measurement reliability
,
particularly in products with bad
re
fl
ective properties
,
is considerably increased
.
E
nter the requested parameter via the appropriate keys
,
save
your settings and jump to the next menu item with the
[-
>
]
key
.
T
o suppress
fl
uctuations in the measured value display
,
e
.
g
.
caused by an agitated product surface
,
an integration time can
be set
.
T
his time can be between
0
and
999
seconds
.
K
eep in
mind that the reaction time of the entire measurement will then
be longer and the sensor will react to measured value changes
with a delay
.
I
n general
,
a period of a few seconds is su
ffi
cient
to smooth the measured value display
.
A
pplication
D
amping
VEGAFLEX
65
•
4
…
20
m
A
/
HART
29
6
S
et up with the indicating and adjustment module
PLICSCOM
31845
-
EN
-
080716
