Continuous and precise level measurement in unpressurised, open basins and tanks as well as underground applications such as shafts, wells and boreholes.
Properties
Protection class EN60529
:
IP68
Operating temperature
:
-10...70 °C (PVC: -10...60 °C)
Storage temperature
:
-25...70 °C (PVC: -10...60 °C)
Power supply
:
15...30 V DC
power
:
max. 25 mA
Output
:
2-Leiter-Technik
Measuring range
:
0,8...10 mWs (Standard)
Overpressure
:
abhängig vom Messbereich
Deviation from characteristic curve
:
Nichtlinearität,
Insulation resistance
:
> 100 kΩ
Short-circuit resistance
:
permanent
Reverse polarity protection
:
keine Schädigung o. Funktion bei vertauschten Anschlüssen
Cable
:
PVC, PUR, FEP (Ø8 mm; 2 x 0,25 mm2 mit Luftschlauch und PTFE-Filter
MTA
Mechanical tank level indicator
The tank level indicator is a mechanically actuated indication operating "on the spot”. It permits a high degree of safety and flexibility thanks to separate points of measurement and indication.
Properties
Tank connection
:
Flansch ab DN 80 (Sonderanschlüsse auf Wunsch)
Material
:
siehe Maßbild
Material Tube
:
PVC, transparent | Ø 50 x 1,8 | Ø 63 x 3,0
Operating temperature
:
–20...+60 °C
Operating pressure
:
atmosphärisch
Material Float
PPH
:
Ø 70 mm 460 g
PVC
:
Ø 70 mm 455 g
PPH
:
Ø 40 mm 370g
PE
:
Ø 70 mm ca. 450 g
Material Rope
PPH
:
(rot, Ø 2 mm) ~ 2 g/m
Polyester
:
(bunt, Ø 2 mm) ~ 4 g/m
PTFE
:
(weiss, Ø 3 mm) ~ 10 g/m
PVS-390
PVC float with magnet insert
for actuating monostable and bistable contacts
Variants
40
:
AußenØ 40 x 165 mm, für RohraußenØ 50 mm Gewicht ca. 145 g
50
:
AußenØ 50 x 125 mm, für RohraußenØ 63 mm Gewicht ca. 156 g
ZDT-Serie
Differential pressure transmitter for high or low pressure applications
Versatile and reliable differential pressure transmitter for measuring air, non-aggressive media as well as liquids and oils.
Properties
Pressure type
:
Differenzdruck
Housing
:
Kunststoff
LCD display
:
optional
Signal output
:
0…10 V | 4…20 mA
Measurement parameters
Total error
:
± 2,5 % FS (typ. ± 0,5 %)
Linearity error
:
± 1 % FS
Operating conditions
Operating temperature
:
0...+50 °C
Storage temperature
:
-20°C...+120°C
EF2...5
Conductive Electrodes with general approval for constructions
Conductive electrodes type EF2...5 are approved by the “DIBt” (German Institute for Structural Engineering) as liquid level limit switches for the overfill protection of containers for storing water-endangering liquids
Properties
Protection class EN60529
:
IP 65
connection thread
:
G1" | G1¼" | G1½"
Union nut
:
G2¾" | S 100x8
Operating temperature PE / PVC
:
atmospheric
Operating temperature PPH
:
90°C
Operating temperature PTFE
:
100°C
Operating pressure
:
atmospheric
Resistance value of line monitoring
:
22 kΩ / 100 kΩ