Cart
product added to request
QFS-55 configure
DSM2420
Sensor for simultaneous measuring flow velocity and filling level
The DSM2420 sensor is a combined sensor for simultaneous measuring flow velocity and level in open or accessible closed channels of all types and shapes.
Properties
- Dimensions : 180 x 48 x 36,5 mm ( L x B x H )
- Weight : ca. 1,5 kg
- Protection class : IP68
- Cable length (standard) : 15 m
- Bending radius : > 10 x D (Kabeldurchmesser 6,25mm) = > 62,5mm
- Temperature range : 0°C ... 50°C
- Mounting shoe material : V2A 1,5mm
Certificates
- EX / ATEX : IBExU 04 ATEX 1256
Measuring principle
- Flow velocity: Ultrasonic Doppler :
- Filling level: Differential pressure :
Flow velocity
- Measuring range : 0,01 - 4 m / s
- Measuring accuracy : +/- 5 % vom Momentanwert im Kanal
- Temperature drift : 0,1% / °C ( Meßspanne )
- Temperature drift : 0,05% / °C ( Nullpunkt )
- Output signal : 4 - 20 mA
Filling level
- Measuring ranges : 0 –1 m ; 0 – 2 m ; 0 – 4 m
- Measuring accuracy : < 0,2% v.E. Summe aus Nichtlinearität, Hysterese und Wiederholbarkeit
- Temperature drift : 0,005% / °C v.E. Meßspanne
- Temperature drift : 0,005% / °C v.E. Nullpunkt
- Material : Al2O3 (96%) aktive Fläche
- Output signal : 4 – 20 mA
- Zero point : norm 4 mA ( +/- 3 % )
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°
T204-0.F
für Ex-Zone 0 (Kat. 1)
Die Magnettauchsonden T20... dienen zur Erfassung von Füllstandsgrenzwerten in Behältern für flüssige Medien, wobei im Gasraum über der Flüssigkeit eine explosionsfähige Atmosphäre der Zone 0 (Kat. 1) und außerhalb des Behälters, im Bereich der Anschlussdose, Ex-Zone 1 (Kat. 2), gegeben ist.
Properties
- connection : Kabel PUR blau
- Protection class : IP 68 Dose
- number of floats : max. 4x
- Operating temperature : max. 135 °C
- F-Contact : 1 / 12 kΩ
- Number of additional contacts : max. 3x Wechsler | 5x Schließer | 3x Öffner
- Switching current : 1 A, 2 A (nur mit Schirmung)
- Switching voltage : 230 V AC
Float
- Stainless steel ball 61 mm Ø : max. 20 bar | 0,65 g/cm³
- min. contact gap type 04 : 85 mm
Switching contacts and switching capacity
- Changeover contact : max. 3x | 60W/VA
- normally open : max. 5x | 100 W / VA
- Normally closed contact : max. 3x | 60 W/VA
Our application engineers advise you personally, comprehensively and professionally!
Simply contact us by phone or e-mail!
