Float Switch LFL2-**-U
- Switch element: microswitch, mercury-free
- Limit value detection for fluids
- Sleeve design: small diameter, mounting through G1 tap hole possible
- Ball design: high buoyancy
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.
Descargue la hoja de datos completa en PDF:
Extracto de la hoja de datos: Información técnica del LFL2-**-U
| General specifications | ||
|---|---|---|
| Construction type | microswitch with switching ball, change-over contact | |
| Series | LFL2-**-U | |
| Electrical specifications | ||
| Contact loading | 250 V AC/3 A; 150 V DC/0.25 A resistive load; 60 V DC/1 A resistive load | |
| Rated insulation voltage | 300 V | |
| Pulse withstand voltage | 4 kV | |
| Electrical life | ≥ 5 x 104 switching cycles | |
| Output | ||
| Connection | volt-free change-over contact | |
| Directive conformity | ||
| Low voltage | ||
| Directive 2014/35/EU | EN 60947-5-1:2017 | |
| Conformity | ||
| Degree of protection | IEC 60529:2001 | |
| Function and system design | ||
| Equipment architecture | This 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 instructions | range of application and minimum length between mounting and float: - PVC version: ≥ 50 mm (2 inch), preferred for water - PUR version: ≥ 100 mm (4 inch), preferred for fuels, heating oils, oily fluids - CSM/CM version: ≥ 100 mm (4 inch), preferred for many acids and lyes - TPK version: ≥ 100 mm (4 inch), preferred for many acids and lyes mounting: - The float switch is mounted either from sidewards through a cable gland ≥ G1A into the vessel or - 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) | sleeve design: ≤ 3 bar at 20 °C (68 °F) ball design: ≤ 2 bar at 20 °C (68 °F) |
|
| Density | sleeve design: ≥ 0.8 g/cm3 ball design: ≥ 0.6 g/cm3 |
|
| Ambient conditions | ||
| Ambient temperature | PVC version: 5 ... 70 °C (41 ... 158 °F) PUR version: 5 ... 70 °C (41 ... 158 °F) CSM/CM version: -20 ... 70 °C (-4 ... 158 °F) TPK version: 5 ... 70 °C (41 ... 158 °F) |
|
| Storage temperature | -25 ... 70 °C (-13 ... 158 °F) | |
| Altitude | ≤ 2000 m above MSL | |
| Mechanical specifications | ||
| Degree of protection | IP68 | |
| Mechanical construction | ||
| Material | float: PP (Polypropylene) cable: - PVC version: PVC cable, highly flexible (3 x 0.75 mm2) - PUR version: PUR cable, highly flexible (3 x 0.50 mm2) - CSM/CM version: CSM/CM cable (chlorinated polyethylene, (3 x 0.75 mm2)) - TPK version: TPK cable, (3 x 0.75 mm2) |
|
| Switching point | switch angle, measured against the horizontal: - upper switch point +25° ±10° - lower switch point -14° ±10° |
|
| General information | ||
| Supplementary information | Observe the certificates, declarations of conformity, instruction manuals, and manuals where applicable. For information see www.pepperl-fuchs.com. | |
| Accessories | ||
| Designation | - LFL-Z231, counter nut, G1A, PVC - LFL-Z32, counter weight, grey cast iron with plastic coating (Polycarbonate) - LFL-Z33, counter weight, grey cast iron with ECTFE coating (Halar) - LFL-Z131, gland screw connection G1A, PVC - LFL-Z132, gland screw connection G1A, brass - LFL-Z161, gland screw connection G2A, PVC - LFL-Z431, gland screw connection 1 NPT, PVC - LFL-Z461, gland screw connection 2 NPT, PVC |
|
Classifications
| System | Classcode |
|---|---|
| ECLASS 13.0 | 27200510 |
| ECLASS 12.0 | 27200510 |
| ECLASS 11.0 | 27200510 |
| ECLASS 10.0.1 | 27200510 |
| ECLASS 9.0 | 27200510 |
| ECLASS 8.0 | 27200510 |
| ECLASS 5.1 | 27200510 |
| ETIM 9.0 | EC011178 |
| ETIM 8.0 | EC011178 |
| ETIM 7.0 | EC011178 |
| ETIM 6.0 | EC001447 |
| ETIM 5.0 | EC001447 |
| UNSPSC 12.1 | 41111950 |
Details: LFL2-**-U
Función
El microconmutador (contacto de conmutación) está integrado en el flotador de PP y se activa en caso de que se produzcan desviaciones de la posición horizontal. La esfera de conmutación del flotador, que se mueve a lo largo de un eje, activa el microconmutador.
Product Documentation: LFL2-**-U
| Safety and Security Documentation | Idioma | Tipo de archivo | Tamaño |
|---|---|---|---|
| Manual de instrucciones | SPA | 57 KB |
Design / Simulation: LFL2-**-U
| CAD | Idioma | Tipo de archivo | Tamaño |
|---|---|---|---|
| CAD 3-D / CAD 3-D | ALL | STP | 482 KB |
Approvals: LFL2-**-U
| Declaration of Conformity | Número de Certificado | Idioma | Tipo de archivo | Tamaño |
|---|---|---|---|---|
| EU Declaration of Conformity (P+F) / EU-Konformitäterklärung (P+F) | DOC-0581C | ALL | 72 KB | |
| Contamination Declaration | ||||
| Contamination declaration / Kontaminationserklärung | ALL | 137 KB | ||
Pepperl+Fuchs, S.A.
Txori-Erri Etorbidea, 46
Edificio Esser
48150 Sondika (Vizcaya)
España
sov@es.pepperl-fuchs.com
+34 94 4535 020
Pepperl + Fuchs es líder en el desarrollo y la fabricación de sensores electrónicos y componentes para el mercado de la automatización global. Su incesante innovación, calidad duradera y crecimiento constante garantizan el éxito continuado, desde hace más de 70 años. Pepperl + Fuchs emplea a 6.300 personas en todo el mundo y cuenta con fábricas en Alemania, EE.UU., Singapur, Hungría, Indonesia y Vietnam, la mayoría de ellas con certificado ISO 9001.