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ES-20 configure
NP-255 configure
QFS-40 configure
QFS-3X configure
TK-307-0 configure
ViscoScope® VA-100 configure
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 : G 1/4 Innengewinde
- Process connection differential pressure : G 1/8 Innengewinde
- Analogue current output : 1 x 4...20 mA
- Digital inputs/outputs : Konfigurierbar als 2 x Alarm oder 1 x Alarm und 1 x Fernentriegelung
Measuring range relative pressure
- Nominal pressure : -1...500 bar variabel wählbar
- 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
NP-255
Level Switch - multiple 2...4 - pneumatic
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
ZDS-Serie
Precision pressure switch in robust design and first-class technical features.
Can be used in oil, brake fluid, diesel, air and other gases.
With very good stability and overpressure resistance.
Properties ZDS-N
- Pressure range (stepped) : 0...500 mbar
- supply : 12 - 24 V DC
- Output : Relais 230 V/1A
- overload : 2 x Messbereich
- Med. connection : Schlauch
- electrical connection : Schraubklemme
- feature : Tasten, LCD-Anz.
Properties ZDS-H
- Pressure range (stepped) : 0...2.000 bar
- supply : 24 V DC
- Output : Relais 60 V AC/1A
- overload : 1,5 x Messbereich
- Med. connection : G 1/4 Zoll
- electrical connection : Schraubklemme
- feature : Tasten, LCD-Anz.
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
- Contact resistance : max. 80 mW
- Min. electric strength : 400 V DC / 1 s
- Inductive/capacitive loads : Unbedingt Kontaktschutz vorsehen
- fluid density : PPH > 0,6 kg/dm³ | PVDF > 0,95 kg/dm³
- Protection class : IP 68
Connections
- external installation : G ½"
- internal installation : M16
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
TK-307-0
Stainless steel level sensor for Ex-Zone 0 (Cat.1)
T30... continuous magnetic immersible probes are used for quasi-acquisition of the filling level in containers with liquid media.
General data
- Connection aluminium box : H30 x B50 x T45 mm
- Connection polyester box : H56 x B80 x T75 mm
- connection cable : 1000 mm PUR blau
- Protection class Socket : IP65
- Material Sliding tube : VA 1.4571
- Material of the angle fastening : VA 1.4408
- Sliding tube length : max. 6000 mm
- Operating temperature : max. 130 °C
- Resolution : 7,5 mm | 10 mm | 15 mm | 20 mm
- Mounting : 2 Schlauchschellen
- Accessories : R/I-Wandler TK-101
ViscoScope® VA-100
Inline Viscometer
Maintenance-free inline viscosity sensor for precise and reliable real-time measurement of viscosity directly in the process.
Properties
- Material : 1.4571 / 1.4404 (316Ti / 316L)
- Protection class : IP65
- Process temperature : -10°C … +130°C | (integriertes Pt100 im Messfühler)
- max. process pressure : Vakuum ... 64 bar
- Process connections : NPT | M48 | Varivent® | Tri-Clamp
- Cable length sensor - transmitter : Max. 1.000 Meter
- max. flow velocity : 5 m / sec
- Ex approval : II 1/2G Ex ia IIC T6...T3 Ga/Gb | (optional)
Sensor types
- Sphere : VA-100B
- Cylinder : VA-100C
Repeatability
- VA-100B : ± 0,5% | ± 1 Digit
- VA-100C : ± 0,3% | ±1 Digit
Measuring ranges
- VA-100B : 0,1 - 2.500 mPa·s x g/cm³
- VA-100C : 10 - 25.000 mPa·s x g/cm³
Probe dimensions
- VA-100B : Ø 32 x 145 mm
- VA-100C : Ø 32 x 120 mm
installation positions
- Reservoir :
- tanks :
- Pipe :
- flow cell :
- Installation is position-independent :
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