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Magnetic Immersion Probe for Limit Value Detection LML-P

LML-P
  • Sensor for limit value detection in liquids
  • Media contacting parts of plastic
  • Mounting without removing the float (G5 and G6)

Please 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.

Download the complete datasheet as a PDF:


Datasheet excerpt: Technical data of  LML-P

General specifications
Function principlering magnet as switching element in the float, reed contact, change-over contact
number of contacts:
- version LML1: 1 contact
- version LML2: 2 contacts
- version LML3: 3 contacts
SeriesLML-P
Supply
Rated voltage250 V AC/DC
Current consumption1 A
Power consumption40 VA
Output
ConnectionThis device may be used with any sequential circuit, as long as the circuit can support the electrical circuit values of the switching elements.
Directive conformity
Low voltage
Directive 2014/35/EUEN 61010-1:2010
Conformity
Degree of protectionIEC 60529:2000
Operating conditions
Installation conditions
Switching pointposition according to specification
Process conditions
Process temperatureversion PP: -10 ... 80 °C (14 ... 176 °F)
version PVDF: -10 ... 100 °C (14 ... 212 °F)
Process pressure (static pressure)≤ 3 bar (43.5 psi)
Density≥ 0.8 g/cm3
Ambient conditions
Ambient temperature-20 ... 70 °C (-4 ... 158 °F)
Mechanical specifications
Degree of protectionIP66 / IP68
Connectionversion LML: terminal box, max. 9 terminals
version LML-PVC1: connection cable 1 m (3.3 ft), 0.75 mm2
Materialfloat, guide tube, process connection:
- version PP: PP (Polypropylene)
- version PVDF: PVDF (Polyvinylidenfluoride)
connection cable: PVC
terminal box: Polyester
Dimensionsfloat:
- version PP: cylinder ∅44 mm x 44 mm
- version PVDF: cylinder ∅55 mm x 70 mm
guide tube:
- version D: ∅12 mm, max. length 1000 mm
- version P: ∅16 mm, max. length 1000 mm
- other lengths on request
terminal box: 80 x 82 x 55 mm
Process connectionthread G3/8A, G1-1/2A, G2A to DIN/ISO 228/1
General information
Supplementary informationObserve the certificates, declarations of conformity, instruction manuals, and manuals where applicable. For information see www.pepperl-fuchs.com.
Accessories
Designation- LML-Z21 set collar, PP
- LML-Z22 set collar, PVDF
- LML-FD5 float, cylinder, Ø55 mm x 70 mm, PVDF
- LML-FP7 float, cylinder, Ø44 mm x 44 mm, PP

Classifications

SystemClasscode
ECLASS 13.027200502
ECLASS 12.027200502
ECLASS 11.027200502
ECLASS 10.0.127200502
ECLASS 9.027200502
ECLASS 8.027200502
ECLASS 5.127200502
ETIM 9.0EC001447
ETIM 8.0EC001447
ETIM 7.0EC001447
ETIM 6.0EC001447
ETIM 5.0EC001447
UNSPSC 12.141111950

Details: LML-P

Function

The device is a sensor for limit value detection in liquids.

A ring magnet integrated in the float activates the contacts inside the probe tube via its magnetic field. If the probe strays outside the range of the mechanical contact, it reverts to the output status.

The skipping of switching points caused by abrupt level changes can be avoided using snap-on set collars on the probe tube. The same set collars are also used for latching contact operation.

Product Documentation: LML-P

Language Selection:
Safety and Security DocumentationLanguageFile TypeFile Size
Instruction manualENGPDF43 KB
Manuals
ManualENGPDF2114 KB

Approvals: LML-P

Language Selection:
Declaration of ConformityCertificate No.LanguageFile TypeFile Size
EU Declaration of Conformity (P+F) / EU-Konformitäterklärung (P+F)DOC-2593AALLPDF73 KB
Contamination Declaration
Contamination declaration / Kontaminationserklärung   ALLPDF137 KB