Pulscon LTC
Function group "basic setup" (00)
D
O
C
T
-0
0
9
4
A
0
6
/2
009
12
07
82
14
bypass/pipe
The
"bypass/pipe"
option is designed especially for the installation of pro
b
es in a
b
ypass or a stilling well. If this option is selected, the
u
pper
b
locking distance is preset to
100 mm.
coax probe
Select the
"coax probe"
option when
u
sing a coax pro
b
e. When this setting is made,
the eval
u
ation is adapted to the high sensitivity of the coax pro
b
e. This option sho
u
ld,
therefore,
not
b
e selected when
u
sing rope or rod pro
b
es.
concrete wall
The
"concrete wall"
option takes into acco
u
nt the signal-damping property of concrete
walls when mo
u
nting with < 1 m distance to the wall.
3.3
Function "medium property" (003)
This f
u
nction is
u
sed to select the dielectric constant.
Selection:
•
unknown
•
1.4 ... 1.6 (for coax and rod pro
b
e with installation in metallic pipes
≤
D
N
150)
•
1.6 ... 1.9
•
1.9 ... 2.5
•
2.5 ... 4.0
•
4.0 ... 7.0
•
> 7.0
The lower gro
u
p applies to very loose or loosened
bu
lk solids. Red
u
ction of the max.
possi
b
le meas
u
ring range
b
y means of:
•
extremely loose s
u
rfaces of
bu
lk solids, e. g.
bu
lk solids with low piled density when
filled pne
u
matically.
•
B
u
ild-
u
p, primarily of moist prod
u
cts.
E
+
–
Medium
group
DC (
ε
r)
Typical bulk solids
Typical liquids
Measuring range
bare metallic probes
PA-coated rope
probes
1
1.4 … 1.6
–
Condensed gases, e. g.
N
2
, CO
2
4 m/157",
coax
pro
b
e
–
2
1.6 … 1.9
Plastic gran
u
late
White lime, special cement
S
u
gar
Liq
u
efied gas, e. g. Propane
Solvent
Frigen/Freon
Palm oil
25 m ... 30 m/
984" ... 1181"
12.5 m ... 15 m/
492" ... 590"
3
1.9 … 2.5
Portland cement, plaster
Mineral oils, f
u
els
30 m ... 35 m/
1181" ... 1378"
–
Flo
u
r
–
–
15 m ... 25 m/
590" ... 984"
4
2.5 … 4
Grain, seeds
–
–
25 m ... 30 m/
984" ... 1181"
Gro
u
nd stones
Sand
Benzene, styrene, tol
u
ene
F
u
ran
N
aphthalene
35 m/1378"
25 m ... 30 m/
984" ... 1181"
5
4 … 7
N
at
u
rally moist (gro
u
nd)
stones, ores
Salt
Chloro
b
enzene, chloroform
Cell
u
lose spray
Isocyanate, aniline
35 m/1378"
35 m/1378"
6
> 7
Metallic powder
Car
b
on
b
lack
Coal
Aq
u
eo
u
s sol
u
tions
Alcohols
Ammonia
35 m/1378"
35 m/1378"
Содержание Pulscon LTC
Страница 76: ...Pulscon LTC Notes DOCT 0094A 06 2009 120782 76...
Страница 77: ...Pulscon LTC Notes DOCT 0094A 06 2009 120782 77...
Страница 78: ...Pulscon LTC Notes DOCT 0094A 06 2009 120782 78...