Cart
product added to request
QFS-55 configure
QFS-3X configure
QFS-55
Teflon float switch in rod design
The float switch combination is built with float switches of the QFS-50 and QFS-60 series. This makes it possible to control a level in a simple way.
Technical Data
- Material : PTFE (Teflon)
- connection cable : Silikon, Teflon
- Material rod : VA-Rohr, PTFE beschichtet
- Operating temperature : max. +150 °C
- media density : ρ ≥ 0,75 g/cm³
- Switching system : Reed-Schalter
- Contact : Wechsler, NO, NC
- Inductive/capacitive loads : Unbedingt Kontaktschutz vorsehen
- Ex-protection optional : Elektrische Daten siehe EG-Prüfbescheinigung IBExU10ATEX 1089
Reed contact
- Switching current : 1 mA ... 1 A
- Switching voltage : 24 ... 250 V AC/DC
- Switching capacity : Max. 1A, 60 VA / 60 W
- Switching hysteresis : ca. 100 mm
- Switching angle : ca. +20°...–20°
Namur circuit (1kΩ/12kQ)
- Switching current / switching voltage : nur zum Anschluss an KR-163... oder andere „Namur”-Relais
- Switching hysteresis : ca. 100 mm
- Switching angle : ca. +20°...–20°
QFS-3X
Mercury-free float switch with µ-switch
Properties
- Protection class EN60529 : IP 68
- Cable entry : PVC , PTFE bzw. PVDF
- Conductor cross-section : 3 x 0,75 mm², PUR 3x 0,5mm²
- Operating pressure cylinder : max. 1 bar
- Operating pressure sphere : max. 2 bar
- Switching system : µ-Schalter
- Contact : Wechsler, NO, NC
Material Float
- QFS-30 : PPH (Polypropylen)
- QFS-31 : PPH (Polypropylen)
- QFS-34 : PE (Polyethylen)
Cable
- TPK : PVC Basis Ø 5,9 mm
- TPKV : PVC verstärkt Ø 7,3 mm
- PUR : Polyurethan Ø 5,4 mm
- SIL : Silikon Ø 6,4 mm
- FEP : Teflon Ø 4,0 mm
- AEM : Ethylen-Acrylat-Kautschuk
Cable length between float & attachment
- TPK : 70 mm
- TPKV : 90mm
- PUR : 100mm
- SIL : 80 mm
- FEP : 110 mm
- AEM : abhängig vom Innenkabel
Operating temperature
- TPK(V), AEM : max. + 60 °C
- PUR : max. + 70 °C
- Silicone,Tefloncable with PE float : max. + 80 °C
- Silicone, Teflon cable with PP float : max. + 85 °C
MaterialDensity
- QFS-31 : ≥≥ 0,6 g/cm³
- QFS-34 : ≥≥ 0,75 g/cm³
- QFS-30 TPK(V) cable : ≥≥ 0,85 g/vcm³
- QFS-30 PUR cable : ≥≥ 0,95 g/cm³
- QFS-30 SIL cable : ≥≥ 0,90 g/cm³
- QFS-30 FEP cable : ≥≥ 0,95 g/cm³
- QFS-30AEM cable : ≥≥ 0,90 g/cm³
Our application engineers advise you personally, comprehensively and professionally!
Simply contact us by phone or e-mail!
