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QFS-5x | QFS-6x configure
ES-20 configure
ViscoScope® VA-100 configure
NSP-X-E configure
QFS-5x | QFS-6x
Teflon float switch for all kinds of liquids up to 150°C
The float of the QFS-50 and QFS-60 float switches is made of Teflon. Inside the float, one or two reed contacts with a movable permanent magnet are inserted as a switching element.
Technical Data
- Material : PTFE (Teflon)
- connection cable : Silikon, Teflon
- Operating temperature : max. +150°C
- Operating pressure : 1 bar
- media density : ρ ³ 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°
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
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 :
NSP-X-E
Vibrating Limit Switch
The vibrating limit switch is a level limit switch for all kinds of fluids and is used in tanks, containers and pipelines.
Properties
- Protection class EN60529 : IP 65/IP 67
- Operating pressure : ≤ 40 bar
- media density : ρ ≥ 0,7 g/cm³
- Viscosity : max. 10000 mm²s
- Rated current : < 15 mA
- Protection class : III
- Output : PNP
- power : kurzschlussfest, überlastsicher
- Display : LED (grün, rot)
- Switching delay (cover) : ca. 0,5 s
- Switching delay (release) : ca. 1 s
NSP-1-E
- connection thread : G 1”
- Operating temperature : –40...+150 °C
- Storage temperature : –40...+85 °C
- nominal voltage : 10...55 V DC (verpolsicher)
- Current output : ≤ 350 mA
NSP-2-E
- connection thread : G ½”
- Operating temperature : –40...+100 °C
- Storage temperature : –20...+70 °C
- nominal voltage : 10...35 V DC (verpolsicher)
- Current output : ≤ 250 mA
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