Leakage probes with general building authority approval for hazardous areas
The leakage probes T-200.L are approved by the "DIBt" on the basis of the "WasBauPVO" for the detection of leaking water-polluting liquids. The T-200.L Ex may be used as leakage probes in hazardous areas, zone 1 (category 2).
Connection
Box
:
Ex-Polyesterdose (PO)
Properties
Protection class
:
IP 65
Cable entry
:
PVDF-Verschraubung, PVC-Dichtung
Material Float
:
PE
Material leakage probe base
:
PE
Cable
:
TPK (PVC Basis)
Operating temperature
:
atmosphärisch
Operating pressure
:
atmosphärisch
media density
:
mit Schwimmer PE 52 ρ ≥ 1,05 g/cm³
Switching hysteresis
:
typ. 2 mm
Switching point tolerance
:
max. 2 mm
Resistance value
Operational readiness
:
ca. 1 kΩ
Leakage detection
:
ca. 12 kΩ
Switching time
:
ca. 20 ms
QFS-40
Built-in float level switch
The QFS-40 built-in float switch is designed for low-cost monitoring of liquids in containers.
Technical Data
Switch housing
:
PPH| PVDF
Seal
:
NBR (PPH) | FPM (PVDF)
Operating temperature
:
PPH max. 80 °C| PVDF max. 100 °C
Operating pressure
:
max. 10 bar
Mounting position
:
horizontal (±30° von der Horizontalen)
Contact assembly
:
Schliesser-, Öffnerkontakt (je nach Einbau)
Electrical connection
:
PVC-Kabel
Switching capacity
:
max. 230 V AC/DC| max. 40 VA, max. 2 A
QFS-20 & QFS-21 float switches have stainless steel floats and one or two reed contacts.
Properties
Protection class EN60529
:
IP68
Material Float
:
VA 1.4571
Material hose
:
Edelstahlwellschlauch (1.4404) mit Edelstahldrahtumflechtung (1.4301)
Operating temperature
:
max. + 150 °C
media density
:
ρ ≥ 0,8g/cm³
Switching system
:
Reed-Schalter
Contact
:
Wechsler, NO, NC
Switching voltage
:
4...250 V AC/DC
Switching current
:
1 mA ...1 A
Switching capacity
:
max. 1A, 60 VA/60 W
Switching hysteresis
:
ca. 100 mm
Switching angle
:
ca. + 20° / – 20°
Operating pressure (QFS-20)
:
max. 15 bar
Operating pressure (QFS-21)
:
max. 6 bar
SG2420
Supply unit SG2420 for flow sensor
The DSM-2420 sensor can only be operated in hazardous areas with the associated SG2420 power supply unit or appropriately designed, approved Zener barriers.
Properties
Housing
:
Kunststoff
Protection class
:
IP00
Ambient temperature
:
-20…+60°C
Supply voltage
:
24V DC +20% / -10%
Our application engineers advise you
personally, comprehensively and professionally!