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
ER-104
1-channel electrode relay
Electrode relays for conductive level detection for all areas in which conductive, liquid media are to be detected, controlled or monitored
Properties
Protection class EN60529 clamp
:
IP 20
Protection class EN60529 front panel housing
:
IP 40
Operating temperature
:
–20...+60 °C
Storage temperature
:
–30...+80 °C
Weight
:
ca. 150g
ltdata.
:
Power supply
nominal voltage
:
siehe Typenschlüssel
AC nominal frequency
:
48...62 Hz
Power consumption
:
max. 1 W / VA
Input
Open circuit voltage
:
≤ 10 V AC
Short-circuit current
:
≤ 5 mA
Switching delay
:
siehe Typenschlüssel
Sensitivity range
:
siehe Typenschlüssel
Output
Contacts
:
potentialfreie Wechselkontakte
Switching voltage(min)
:
5 V
Switching voltage (max)
:
250 V AC / 150 V DC
Overvoltage category
:
EN 61010-1 Kategorie III
Switching current
Switching current
:
min. 5 mA
Switching current
:
max. cos φ =1 5 A
Switching current
:
max. cos φ = 0,7 3 A/AC
Switching current
:
max. cos φ = 1
HD-1XX
Hydrostatic filling level measurement
Continuous and precise level measurement in unpressurised, open basins and tanks as well as underground applications such as shafts, wells and boreholes.
Our application engineers advise you
personally, comprehensively and professionally!