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QFS-3X configure
ES-20 configure
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
Smart Pressostat App
App for control of ES-2X devices over Bluetooth
Android app for Bluetooth communication between smartphone or tablet and electronic safety switching devices from Fluid.iO
Properties
- platform : Android
- Android Version : 12
ES-20
Pressure limiter | Pressure monitor | Safety pressure limiter | Pressure regulator | electronic safety switching device
TÜV-certified, type-tested electronic safety switching device (SIL2)
Properties
- Operating voltage : 16...32 V DC (max. 5,9 W)
- Dimensions : 150 x 60 x 42 mm (L x B x H)
- Housing : Aluminium (eloxiert)
- Protection class : IP65
Approvals
- DGRL 2014/68/EU Kat:IV : Baumustergeprüft gemäß Druckgeräterichtlinie
- DIN EN12263:1998 : Kälteanlagen und Wärmepumpen Sicherheitsschalteinrichtungen zur Druckbegrenzung -Anforderungen und Prüfungen; Kategorie IV
- DIN EN378:2020 : Kälteanlagen und Wärmepumpen - Sicherheitstechnische und umweltrelevante Anforderungen
- DIN EN61508:2011 : SIL2
Operating conditions
- Pressure type : Relativdruck, Differenzdruck
- Temperature of the fluid : -40…+125 °C
- Ambient temperature : -20…+65 °C
- Parts in contact with media : Edelstahl
Connections
- Process connection Relative pressure (internal thread) : G ¼“
- Process connection differential pressure (internal thread) : G ⅛“
- Analogue current output : 1 x 4...20 mA
- Digital inputs/outputs (configurable) : 2 x Alarm / 1 x Alarm & 1 x Fernentriegelung
Measuring range relative pressure
- Nominal pressure (variable selectable) : -1...500 bar
- Overload pressure : 2 x Nenndruck
- Bursting pressure : 4 x Nenndruck
- Setting accuracy : 0,1 % vom Nenndruck
Measuring range differential pressure
- Nominal pressure : 0...1 mbar 0...10 mbar 0...50 mbar 0...100 mbar 0...250 mbar 0...1.000 mbar
- Overload pressure : 10 x Nenndruck
- Bursting pressure : 15 x Nenndruck
- Setting accuracy : 0,1 % vom Nenndruck
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