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
LGW-13
CO2 sensor for measuring room air quality with visual and acoustic warning signal output
Multifunctional CO2 sensor with LED display and acoustic alarm, equipped with switching functions for both industrial and private applications (0...3.000ppm)
Product features
Product type
:
CO2-Sensor zur Bewertung und Überwachung der Luftgüte
Measuring principle
:
Basierend auf optischem Messprinzip (NDIR)
Measuring range
:
Lieferbar in unterschiedlichen Messbereichen (Standard 0…3.000ppm)
Display
:
Darstellung der CO2-Konzentration mittels Bargraphanzeige (Luftgüteampel)
Process connection
:
Schlauchanschluss 4 mm oder 6 mm
Cable gland
:
PG 7
Pressure measuring range
0...0,25mbar
:
0...0,5mbar
:
0...1mbar
:
0...2,5mbar
:
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