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View full reportTechnical parameters
| Power | |
|---|---|
| Current consumption | electronic insert FEL42: ≤ 10 mA, without load |
| Power consumption | electronic insert FEL42: ≤ 0,5 W electronic insert FEL44: ≤ 25 VA/< 1.3 W electronic insert FEL48: acc. to IEC 60947-5-6 (NAMUR) |
| Rated voltage | U r | electronic insert FEL42: 10 V DC ... 55 V DC electronic insert FEL44: 19 V AC ... 253 V AC/19 V DC ... 55 V DC electronic insert FEL48: switch amplifier acc. to IEC 60947-5-6 (NAMUR) |
| Environment and package | |
| Ambient temperature | -40 ... 70 °C (-40 ... 158 °F) For further information see technical information (TI). |
| Dimensions | housing: diameter max. 101 mm, heigth max. 118 mm compact version: length depends on process connection short tube version: length 99 ... 118 mm, depends on process connection tube extension: length 117 ... 2000 mm tuning fork: width 17.2 mm, fork width 10 mm, length 40 mm For further information see technical information (TI). |
| Influence of medium temperature | max. +1.4 ... -2.8 mm (-40 ... 150 °C (-40 ... 302 °F)) |
| Medium temperature | -40 ... 150 °C (-40 ... 302 °F) |
| Storage temperature | -40 ... 80 °C (-40 ... 176 °F) |
| Thermal shock resistance | ≤ 120 K/s |
| Other | |
| Altitude | ≤ 2000 m above MSL |
| Climate class | IEC 60068-2-38 test Z/AD |
| Connection | gland M20 thread M20 , G1/2 , NPT1/2 , NPT3/4 plug M12 |
| Construction type | compact device |
| Control elements | switches on the electronic insert |
| Corrosion resistance | acc. to ISA-71.04, severity level G3 |
| CSA approval | see instruction manuals |
| Degree of protection | IEC 60529 , NEMA 250 |
| Density | min. 0.5 g/cm 3 , optional 0.4 g/cm 3 |
| Designation | see technical information (TI) |
| Directive 2014/30/EU | EN 61326 |
| Directive 2014/30/EU EN 61326 | Directive 2014/30/EU | EN 61326 |
| Directive 2014/35/EU | EN 61010-1 |
| Directive 2014/35/EU EN 61010-1 | Directive 2014/35/EU | EN 61010-1 |
| Display elements | without display |
| Electromagnetic compatibility | NE 21 |
| EU-type examination certificate | see instruction manuals |
| Function principle | point level detection, maximum or minimum detection for liquids |
| Function test | via switches on the electronic insert |
| Housing | single compartment, aluminum, coated single compartment, plastic |
| Hysteresis | typ. 2.5 mm |
| IECEx approval | see instruction manuals |
| Influence of medium density | see technical information (TI) |
| Influence of medium pressure | max. 0 ... 2.6 mm (-1 ... 40 bar) |
| Installation position | any position |
| Installation position any position | Installation position | any position |
| Mass | basic weight: 0.65 kg the basic weight comprises: - sensor (compact) - electronic insert - housing: single compartment, plastic with cover - process connection: thread, G3/4 in addition to the basic weight: - housing: single compartment, aluminum, coated: 0.8 kg - pipe extension: 1000 mm: 0.9 kg, 100 inch: 2.3 kg - plastic protective cover: 0.2 kg For further information see technical information (TI). |
| Material | see technical information (TI) |
| Maximum measured error | max. ± 1 mm |
| Measured variable | limit level (limit value) |
| Measuring method | The change in vibration frequency causes the device to switch. |
| Measuring range | depends on installation location and the tube extension maxmum sensor length : 2 m |
| Medium density | adjustment on the electronic insert > 0,5 g/cm 3 or > 0,7 g/cm 3 (other on request) |
| Medium pressure | p e = -1 ... 40 bar (-14.5 ... 580.2 psi) over the entire temperature range , exceptions see process connections |
| Output type | electronic insert FEL42: 3-wire PNP electronic insert FEL44: relay DPDT electronic insert FEL48: 2-wire NAMUR |
| Overspill protection | see approval (ZE) |
| Process connection | cylindrical threads G3/4, G1 acc. to DIN ISO 228 G for installing in weld-in adapter cylindrical threads G3/4, G1 acc. to DIN ISO 228 G with flat seal conical threads NPT3/4, NPT1 acc. to ANSI B 1.20.3 conical threads R3/4, R1 acc. to EN 10226 flanges RF, RJF, FF from 1 inch acc. to ASME B16.5 flanges form A, B1, C, D, E from DN25 acc. to EN 1092-1 flanges RF from 10K 25A acc. to JIS B2220 Tri-Clamp from DN25 acc. to ISO 2852 For further information see technical information (TI). |
| Reference operating conditions | ambient temperature: 23 °C (73 °F) process temperature: 23 °C (73 °F) density: 1 g/cm 3 (water) medium viscosity: 1 mPa·s process pressure: ambietn pressure/unpressurized sensor installation: verticaly from above density selection switch: > 0.7 g/cm 3 switch direction of sensor: uncovered to covered |
| Series | Vibracon LVL-M3 |
| Shock resistance | IEC 60068-2-27 |
| State of aggregation | liquid |
| Supplementary documentation | technical information (TI) manuals, brief instructions (BA, KA) instruction manuals Special documentation (SD) |
| Supplementary information | Observe the certificates, declarations of conformity, instruction manuals, and manuals where applicable. For information see www.pepperl-fuchs.com. |
| Surface quality | R a < 3.2 µm/126 µinch |
| Switch behaviour | switch-over for minimum/maximum residual current safety on electronic insert MAX = maximum safety: The output switches to the power fail response when the fork is covered. for use with overspill protection for example MIN = minimum safety: The output switches to the power fail response when the fork is exposed. for use with dry running protection for example |
| Switching point | see section switch point |
| Test pressure | PN = 40 bar (580 psi): test pressure = 1.5 x PN max. 60 bar (870 psi) dependent on the process connection selected |
| Vibration resistance | EN 60068-2-64 |
| Viscosity | max. 10000 mm 2 /s (max. 10000 cSt) |
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