Overfill protection for containers with Ex approval
Level sensors type T-20_.F... are
approved by the DIBt (German
Institute for Structural Engineering) as liquid level limit switches for the overcharge protection of containers for storing water-dangerous liquids.
Connection
Box
:
Ex-Polyester
Box
:
Ex-Aluminium
Properties
Protection class EN60529
:
IP 65
connection thread
:
G2"
Union nut
:
G 2¾"
Guide tube length
:
max. 6 m
Operating temperature
:
-20…+60 °C
Operating pressure
:
max. 6 bar je nach Ausführung
media density
:
ρ ≥ 0,72 g/cm³ (je nach Schwimmertyp)
Switching hysteresis
:
2 mm
Switching point tolerance
:
max. 2 mm
Resistance value
Operational readiness
:
ca. 1 kΩ
overfill alarm
:
ca. 12 kΩ
Switching time
:
ca. 20 ms
Ex-protection
:
siehe Baumusterprüfbescheinigung
CE marking
:
siehe Konformitätserklärung
TK-308
Liquid Level Measuring Instruments Series
T30... continuous magnetic immersible probes are used for quasi-acquisition of the filling level in containers with liquid media.
Technical Data
Protection class socket / plug
:
IP 65
Protection class EN60529 cable
:
IP 55
Float type
:
11,12, 15, 17
connection cable
:
1000 mm LiYY 0,5 mm² oder Silikon 0,5 mm²
Sliding tube length
:
max. 6000 mm
Operating pressure
:
max. 6 bar
Resolution
:
7,5 mm | 10 mm | 15 mm | 20 mm | 1 % | 2 % | 5 %
Accessories
:
R/I-Wandler TK-101
Operating temperature
PVC
:
max. 60 °C
PE
:
max. 80 °C
PP
:
max. 90 °C
MaterialDensity
Type 11
:
0,60 g/cm³
Type 12
:
1,00 g/cm³
Type 15
:
0,59 g/cm³
Type 17
:
0,63 g/cm³
ZT-V
Reliable pressure measurement and optimum process monitoring with the ZT series
From low to high pressure and suitable for liquid and gaseous media.
Electrical connection
:
DIN EN 175301-803 A | DIN EN 175301-803 C | Binder M12x1 (Serie 713)
Process connection
:
G 1/4" ISO 1179-2 (Male Form E) | 1/4" NPT | 7/16" 20 UNF Male
measuring range (bar)
:
0…0,6 | 0…600
Properties
Pressure type
:
Relativdruck | Absolutdruck
Housing
:
Edelstahl
Overpressure
:
1,5* fach bis 400 bar, darüber 1,2* fach
Bursting pressure
:
3* fach bis 600 bar, darüber 1,5* fach
Measurement parameters
response time
:
< 1 ms
Total error
:
≤ 0,5 % FS
Non-linearity
:
≤ 0,2 % FS
Non-repeatability
:
≤ 0,10 % FS
Hysteresis
:
≤ 0,15 % FS
ambient conditions
Temperature of the fluid
:
-40...+125 °C (0...+80 °C kompensierter Bereich)
Ambient temperature
:
-40...+105 °C
Storage temperature
:
-40°C...+125°C
Shock resistance
:
g 1000 gemäß IEC 60068-2-32
Vibration resistance
:
g 20 gemäß IEC 60068-2-6
HD-100 | HD-102 | HD-104
Hydrostatic immersion probes (0.8...10mWS)
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