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FTL20H

Level Switch · Automation & Control

Class-certified type (DNV register) · technical data sheet not yet verified
Specifications

Technical data.reference — unverified

Voltage~ 230 V
Power supplyPg11 / NPT ½ / QUICKON
Cable entryM 12x1
Materiala: Polyamid; b: NBR/SEBS; c: PPSU; d: 316L; e: PUR blau; f: PVC grau; g: PVC tra
Electrical connectionVariant DC-PNP (direct current) M 12x1 connector
Current0.5 A
Operating voltage> 19 V
Supply voltage10...35 V DC
Power consumption< 825 mW
Current consumption< 15 mA
Measured value resolution< 0.5 mm
Measuring frequencyApprox. 1100 Hz in air
Maximum measured error13.0 ±1 mm
Repeatability±0.5 mm
Hysteresis3 ±0.5 mm
Influence of medium temperature–29.6 x 10-3 mm/°C
Influence of medium pressure–55.2 x 10-3 mm/bar
Connecting cableUp to 1000 m with AC/DC-PNP, AS-i to IEC 62026-2
Switch point with vertical installation3.5 * 2
Switch point with horizontal installation3.5 *
Process connectionM12x1
Diameterø40
Length185.5 mm
Process ConnectionGDJ Thread ISO228 G ¾, 316L
Switch Output1 2-wire 19...253 V AC
Max. pressure25 bar
Max. temperature150 °C
Material1.4435 (AISI 316L)
Weight0.10 kg
Weight0.15 kg
Temperature range–25 °C to +70 °C
Welding neck52001047
Coupling nut52021715
Cable52010285
Measuring range> 0.7 g/cm3
Switching delayapprox. 0.5 s on coverage / approx. 1.0 s on tuning fork becoming uncovered
Switching thresholdwith vertical orientation: 13.0 mm from top of fork with horizontal orientation:
Operating mode MAX (NC contact)R 0.5 A
Operating mode MIN (NO contact)R 0.5 A
Rated current0.5 A
Rated voltage19 V
Holding power/rated power2.5 VA
Ambient temperature range–40...+70 °C
Ambient temperature range (AS-i)–25...+70 °C
Storage temperature–40...+85 °C
Degree of protectionIP65 with valve connector, IP66/67 with M 12x1 connector PPSU (plastic), IP66/68
Shock resistanceto EN 60068-2-27 (30 g)
Vibration resistanceto EN 60068-2-64
Medium temperature range–40...+150 °C
Process pressure40 bar
Density> 0.7 g/cm3 (other density setting on request)
Viscosity1...10000 cst
PressureMax. 40 bar
TemperatureMax. 150 °C
MaterialsSensor and housing made of 316L, surface quality Ra < 1.5 µm
Process connection, materialGDJ Thread ISO228 G ¾ A, 316L
Electronics1 19...253 V AC, 2-wire
Additional equipmentB Valve connector Pg 11, ISO4400, 150 °C, IP65
FDA-listed materials21 CFR Part 175-178
ProtectionIP67
Betriebsspannung230 V
Measuring range> 0,7 g/cm3
Schaltverzögerungca. 0,5 s beim Bedecken / ca. 1,0 s beim Freiwerden der Schwinggabel
Schaltschwellenbei vertikaler Einbaulage: 13,0 mm ab Gabelspitze bei horizontaler Einbaulage: 3
Hysterese3,0 ±0,5 mm
KabeleinführungenPg11 / NPT ½ / QUICKON
Hilfsenergie27.5 mm
min. Abstand40 mm
Electrical connectionM12x1 Stecker
R0.5 A
Versorgungsspanung10...35 V DC
Leistungsaufnahme< 825 mW
Stromaufnahme< 15 mA
Restwelligkeit5 Vss bei 0...400 Hz
Messwertauflösung< 0,5 mm
Messfrequenzca. 1100 Hz in Luft
Messabweichung13,0 ±1 mm
Wiederholbarkeit±0,5 mm
Einfluss der Messstofftemperatur–29,6 x 10-3 mm/°C
Einfluss des Messstoffdruckes–55,2 x 10-3 mm/bar
Verbindungskabelbis 1000 m bei AC/DC-PNP, AS-i nach IEC 62026-2
SchutzartIP65 mit Ventilstecker, IP66/67 mit M12x1 Stecker PPSU (Kunststoff), IP66/68 mit
Dichte> 0,7 g/cm3 (andere Dichteinstellung auf Anfrage)
Viskosität1...10000 cst
Bauform, MaßeM12x1 QUICKON Ventilstecker 40 45 30 28.5 36 45.5 51.5 ø40 ø40 ø31.5 ø31.5 ø31.5
As-i-profilS-3.A.1 nach EN 50295
Process connectionGCJ Gewinde ISO228 G ½, 316L
Schaltausgang1 2-Leiter 19...253 V AC
Anwendung; KabeleinführungB 150 °C, Stecker Pg11, ISO4400, IP65/67
Weight0,15 kg
Temperaturbereich–25 °C bis +70 °C
Überwurfmutter316L
Manufacturer documentation

Images from manufacturer documentation.

Photos, drawings and page previews from this model’s datasheet or catalog.

A liquid level detection switch that uses a tuning fork to monitor liquid presence.

Applications

  • overfill protection
  • top level detection
  • lower level detection
  • dry running protection for pumps

Features

  • monitors resonance frequency
  • indicates liquid presence

Options

  • angled connectors with or without LEDs
Source: endresshauser FTL20H datasheet, p. 5

Standards

  • 21 CFR Part 177.1550/2600
Source: endresshauser FTL20H datasheet, p. 12
Endress+Hauser FTL20H – Drawing (088d0fc353ab_S2-18 S. 2)
Drawing · 088d0fc353ab_S2-18 · S. 2
Endress+Hauser FTL20H – Drawing (088d0fc353ab_S2-18 S. 3)
Drawing · 088d0fc353ab_S2-18 · S. 3
Endress+Hauser FTL20H – Drawing (088d0fc353ab_S2-18 S. 4)
Drawing · 088d0fc353ab_S2-18 · S. 4
Endress+Hauser FTL20H – Page preview (088d0fc353ab_S2-18 S. 5)
Page preview · 088d0fc353ab_S2-18 · S. 5
Endress+Hauser FTL20H – Page preview (088d0fc353ab_S2-18 S. 6)
Page preview · 088d0fc353ab_S2-18 · S. 6
Endress+Hauser FTL20H – Page preview (088d0fc353ab_S2-18 S. 7)
Page preview · 088d0fc353ab_S2-18 · S. 7
Endress+Hauser FTL20H – Page preview (088d0fc353ab_S2-18 S. 8)
Page preview · 088d0fc353ab_S2-18 · S. 8
Source: endresshauser FTL20H datasheet, p. 3
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