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Float Switch LFL2-BK-U-PUR5-EMS

LFL2-BK-U-PUR5-EMS
  • Switch element: microswitch, mercury-free
  • Limit value detection for fluids
  • Ball design: high buoyancy
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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  LFL2-BK-U-PUR5-EMS

Electrical specifications
Contact loading250 V AC/3 A; 150 V DC/0.25 A resistive load; 60 V DC/1 A resistive load
Rated insulation voltage300 V
Pulse withstand voltage4 kV
Electrical life≥ 5 x 104 switching cycles
Directive conformity
Low voltage
Directive 2014/35/EUEN 60947-5-1:2004 + Cor.:2005 + A1:2009
Conformity
Degree of protectionIEC 60529:2001
Application
Descriptionmicroswitch with switching ball, change-over contact
Function and system design
Equipment architectureThis device may be used with any sequential circuit, as long as the circuit can support the electrical circuit values of the switching elements.
Operating conditions
Installation conditions
Installation instructionsrange of application and minimum length between mounting and float:
≥ 100 mm (4 inch), preferred for fuels, heating oils, oily fluids
mounting:
The float switch is mounted by means of a counter weight or rods (e. g. float switch combination) from the top.
The pivot of the cable should always be horizontal.
Process conditions
Process pressure (static pressure)≤ 2 bar (29 psi) at 20 °C (68 °F)
Density≥ 0.6 g/cm3
Ambient conditions
Ambient temperature5 ... 70 °C (41 ... 158 °F)
Storage temperature-25 ... 70 °C (-13 ... 158 °F)
Altitude≤ 2000 m above MSL
Mechanical specifications
Degree of protectionIP68
Cable
Length5 m
Mechanical construction
Materialfloat: PP (Polypropylene)
cable: PUR, highly flexible (3 x 0.50 mm2)
Switching pointswitch angle, measured against the horizontal:
- upper switch point +25° ±10°
- lower switch point -14° ±10°
General information
Supplementary informationStatement of Conformity, Declaration of Conformity, Attestation of Conformity and instructions have to be observed where applicable. For information see www.pepperl-fuchs.com.

Classifications

SystemClasscode
ECLASS 13.027200510
ECLASS 12.027200510
ECLASS 11.027200510
ECLASS 10.0.127200510
ECLASS 9.027200510
ECLASS 8.027200510
ECLASS 5.127200510
ETIM 9.0EC011178
ETIM 8.0EC011178
ETIM 7.0EC011178
ETIM 6.0EC001447
ETIM 5.0EC001447
UNSPSC 12.141111950

Details: LFL2-BK-U-PUR5-EMS

Function

The microswitch (change-over contact) is integrated in a PP float and is activated in the event of deviations from the horizontal position. The switching ball in the float, which moves along an axis, activates the microswitch.

Product Documentation: LFL2-BK-U-PUR5-EMS

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

Design / Simulation: LFL2-BK-U-PUR5-EMS

Language Selection:
CADLanguageFile TypeFile Size
CAD 3-D / CAD 3-DALLSTP482 KB
CAD Portal / CAD PortalALLLINK---

Approvals: LFL2-BK-U-PUR5-EMS

Language Selection:
Declaration of ConformityCertificate No.LanguageFile TypeFile Size
EU Declaration of Conformity (P+F) / EU-Konformitäterklärung (P+F)DOC-1832DALLPDF1231 KB
UK Declaration of Conformity (P+F)TDOC-5954_ENGENGPDF1285 KB
Contamination Declaration
Contamination declaration / Kontaminationserklärung   ALLPDF137 KB

Associated Products: LFL2-BK-U-PUR5-EMS

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