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EF2X configure
QFS-2X configure
EFV2 20…230V configure
QFS-55 configure
ViscoScope® VA-100 configure
XR Relais
Electrode relays and contact protection relays
The electrode relays are used for conductive level detection.
levels. The possible applications extend
areas where conductive, liquid media are to be detected, controlled
to be detected, controlled or regulated. Hereby
level detection (overflow / dry run) as well as minimum / maximum
as well as minimum / maximum controls can be realised.
The contact protection relays are universal measuring transducers, which
input signals (resistance values) with "Namur" specification (DIN EN 60947).
Namur" specification (DIN EN 60947) into switching signals of floating
output contacts.
Protection class EN60529
- clamp : IP20
- Housing : IP40
Technical Data
- Operating temperature : -20...+60 °C
- Storage temperature : -30...+80 °C
- Output contacts : potentialfrei
- Switching voltage : min. 5 V | max. 250 V AC / 150 V DC
- Switching current : min. 5 mA | max. 5 A AC / 5 A DC
- Switching capacity : min. 300 mW | max. 100 VA / 50 W
- Quiescent current : umschaltbar
- Weight : ca. 250 g
- CE marking : siehe Konformitätserklärung
- Ex-protection/IECEx : siehe Prüfbescheinigung
EF2X
Double pipe and filling pipe monitoring
EF2L and EF2T -conductive-
with general technical approval for construction Z-65.13-405
Properties
- Electrical connection : Stecker GDM
- Protection class EN60529 : IP 65 mit Dichtung
- connection : PVC Überwurfmutter G 1 ¼“
- PVC : max. +60 °C
- PE : max. +80 °C
- Storage temperature : -30...+85 °C
- Operating pressure : max. 6 bar
Material
- Pipe : PVC | PE
- Sensor rods : Edelstahl 1.4571 | Hastelloy B/C | Titan | Tantal
tdata.ElektronikteilET-473L|ET-473T
- nominal voltage : 20...30 V DC
- Power consumption : 1 VA
- Output contact : Schließer | Öffnerkontakt (NO/NC) (nicht potentialfrei)
- Switching voltage : 12...30 V DC
- Switching current : max. 300 mA
- Switching capacity : max. 9 W
- Sensitivity range : 2...30 kOhm
- ltdata. :
QFS-2X
Stainless Steel Float Switch
QFS-20 & QFS-21 float switches have stainless steel floats and one or two reed contacts.
Properties
- Protection class EN60529 : IP68
- Material Float : VA 1.4571
- Material hose : Edelstahlwellschlauch (1.4404) mit Edelstahldrahtumflechtung (1.4301)
- Operating temperature : max. + 150 °C
- media density : ρ ≥ 0,8g/cm³
- Switching system : Reed-Schalter
- Contact : Wechsler, NO, NC
- Switching voltage : 4...250 V AC/DC
- Switching current : 1 mA ...1 A
- Switching capacity : max. 1A, 60 VA/60 W
- Switching hysteresis : ca. 100 mm
- Switching angle : ca. + 20° / – 20°
- Operating pressure (QFS-20) : max. 15 bar
- Operating pressure (QFS-21) : max. 6 bar
EFV2 20…230V
Conductive electrodes with 24...230 V direct connection
The overfill protection EFV2 (24...230 V AC/DC) is approved by the "DIBt" as overfill protection for liquids hazardous to water.
Properties
- connection : Polyesterdose (PO)
- Protection class : IP 65
- connection thread : G2"
- Union nut : G2¾" | S 100x8
- Material Screw connection : PE, PVC, PPH, PVDF
- Material Sensor rods : Edelstahl (1.4571), Hastelloy B, Hastelloy C, Titan, Tantal, Kohlestifte
- Operating pressure : atmosphärisch
- Resistance value of line monitoring : 100 kΩ
- Adjustable sensitivity range : 2..100 kΩ
Operating temperature
- PE : atmosphärisch
- PVC : atmosphärisch
- PPH : 90 °C
- PVDF : 100 °C
Power supply
- nominal voltage : 24...230 V AC/DC
- Power consumption : ≤ 2 W
Output
- potential-free changeover contacts : 2
- Switching voltage : max. 250 V AC / 30 V DC
- Switching current : max. 5 A AC / 5 A DC
- Switching capacity : max. 750 VA / 90 W
- displays : Betriebs- LED grün Funktions-LED rot
- Switching delay : ca. 0,5 s
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°
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-100C : 0,1 - 2.500 mPa·s x g/cm³
- VA-100B : 10 - 25.000 mPa·s x g/cm³
Probe dimensions
- VA-100C : Ø 32 x 145 mm
- VA-100B : Ø 32 x 120 mm
installation positions
- Reservoir :
- tanks :
- Pipe :
- flow cell :
- Installation is position-independent :
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