Cable inlet

PVC, PTFE or PVDF

Material float

QFS-30, QFS-31：PPH (Polypropylen)
  QFS-34：PE (Polyethylen)

Cable

TPK (PVC Basis) Ø 5,9 mm

On request

TPKV(verstärkt) Ø 7,3 mm
  PUR (Polyurethan)Ø 5,4 mm
  SIL (Silikon) Ø 6,4 mm
  FEP (Teflon) Ø 4,0 mm
  AEM (Ethylene-Acrylat-Rubber)

Conductor cross section

3x0,75mm²,PUR:3x0,5mm²

Cable length X

between float body and fixture
  TPK -cable  70 mm
  TPKV -cable  90mm
  PUR -cable  100mm
  SIL -cable  80 mm
  FEP -cable  110 mm
  AEM -cable  dependent on the inner   cable

Operating temperature

TPK(V), AEM  max. + 60 °C
  PUR:max. + 70 °C
  Silicone,Tefloncablewith PEfloat:max. + 80 °C
  Silicone,Tefloncablewith PPfloat:max. + 85 °C

Operating pressure

1 bar (cylinder)
  2 bar (ball)

Media density

QFS-30  TPK(V)-cable 0,85 g/cm³
                 PUR -cable 0,95 g/cm³
                 SIL -cable 0,90 g/cm³
                 FEP -cable 0,95 g/cm³
                 AEM -cable 0,90 g/cm³
  QFS-31 0,60 g/cm³
  QFS-34 0,75 g/cm³

Switching system

µ-switch

Contact

change-over contact, NO, NC

Inductive/capacitive load

Contact protection must be   provided