very reliable and simple
sensors for scanning liquids, in
particular when used for overflow
protection. liquids can be
aggressive, sticky or highly contaminated
Properties
Protection class EN60529
:
IP 54
connection thread
:
ab G2”
Union nut
:
ab G2¾”
Container connection flange
:
ab DN 25
Hose Ø
:
16 mm
Operating temperature
:
+60 °C
medium temperatur
:
max. +60 °C
Contact
:
Wechsler
Switching capacity
:
500 VA
Switch-on point (Viton membrane)
:
150 mm WS ±30 mm
Switch-off point (MembraneViton)
:
90 mm WS ±30 mm
Material
Pitot tube / Hose
:
PVC
Screw fitting/grommet
:
PVC
flange
:
PVC
Connection head
:
PVC
Switching voltage
silver
:
max. 250 V AC
Gold
:
max. 24 V AC
Switching current
silver
:
max. 6 A
Gold
:
max. 100 mA
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