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  3. Industrial Sensors
  4. Level Measurement
  5. Magnetic Immersion Probes
  6. LML-Ex

LML-Ex Magnetic Immersion Probe for Limit Value Detection

Key Benefits at a Glance

  • Sensor for limit value detection in liquids
  • Media contacting parts of stainless steel
  • Mounting without removing the float
  • Approved for zone 0
Please contact us for exact delivery estimation.
Product photo: Magnetic Immersion Probe for Limit Value Detection LML-Ex
Product photo: Magnetic Immersion Probe for Limit Value Detection LML-Ex
Approval
Product Compliance: Europe – CE
Note

All product-related documents, such as certificates, declarations of conformity, etc., which were issued prior to the conversion under the name Pepperl+Fuchs GmbH or Pepperl+Fuchs AG, also apply to Pepperl+Fuchs SE.

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DatasheetFunctionClassificationProduct DocumentationApprovals

Technical data of LML-Ex

Function principlering magnet as switching element in the float, reed contact
number of contacts:
- version LML1: 1 contact
- version LML2: 2 contacts
- version LML3: 3 contacts
switching function:
- version DO: with rising level NC contact
- version DS: with rising leve NO contact
- version DW: with rising level change-over contact
Equipment architectureA measuring system consists of a magnet-operated immersion probe LML*S*-**S-**-Ex and a (up to 3) isolated amplifier(s) with certified intrinsically safe circuit, for example KFD2-SR2-Ex1.W.
SeriesLML-Ex
Electromagnetic compatibility
Directive 2014/30/EUEN 61000-6-2:2006 , EN 61000-6-4:2011
Degree of protectionIEC 60529:2000
Installation conditions
Switching pointposition according to specification
Process conditions
Process temperature-30 ... 150 °C (-22 ... 302 °F)
Process pressure (static pressure)≤ 25 bar (362.6 psi)
Densityversion S2: ≥ 0.8 g/cm3
version S3: ≥ 0.7 g/cm3
Ambient temperatureterminal box: -50 ... 60 °C (-58 ... 140 °F)
Degree of protectionIP66 / IP68
Connectionterminal box, 6 terminals , max. 2.5 mm2
Materialfloat, guide tube, process connection: stainless steel 1.4571/316Ti
terminal box: aluminum die-casting
Dimensionsfloat:
- version S2: cylinder ∅44 mm x 52 mm
- version S3: ball ∅52 mm
guide tube: ∅12 mm, max. length 3000 mm
terminal box: 80 x 75 x 57 mm
Process connectionthread G1-1/2A, G2A to DIN/ISO 228/1
EU-type examination certificateKEMA 03 ATEX 1496 X
MarkingEx-Hexagon II 1/2G EEx ia IIC T3...T6
VoltageUi36 V
CurrentIi100 mA
Internal capacitanceCi0 nF
Internal inductanceLi 0 µH
Directive conformity
Directive 2014/34/EUEN 60079-0:2012, EN 60079-11:2012, EN 60079-26:2007
Supplementary informationObserve the certificates, declarations of conformity, instruction manuals, and manuals where applicable. For information see www.pepperl-fuchs.com.
Designation- LML-Z11 set collar, 1.4571/316Ti
- LML-FS2 float, cylinder, Ø44 mm x 52 mm, 1.4571/316Ti
- LML-FS3 float, ball, Ø52 mm, 1.4571/316Ti
General Notes

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