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.
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Caractéristiques techniques 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
Fonction
Le micro-interrupteur (contact inverseur) est intégré à un flotteur en PP et s'active en cas de déviation de sa position horizontale. La bille de commutation dans le flotteur bouge selon un axe et active le micro-interrupteur.
Product Documentation: LFL2-**-U
| Safety and Security Documentation | Langue | Type de fichier | Taille |
|---|---|---|---|
| Manuel d'instructions | FRA | 58 KB |
Design / Simulation: LFL2-**-U
| CAD | Langue | Type de fichier | Taille |
|---|---|---|---|
| CAD 3-D / CAD 3-D | ALL | STP | 482 KB |
Approvals: LFL2-**-U
| Declaration of Conformity | Identification | Langue | Type de fichier | Taille |
|---|---|---|---|---|
| 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.
Metropoolstraat 11
2900 Schoten / Anvers
Belgique
TVA BE 0436.097.152, RPM Anvers, dép.Anvers
sales@be.pepperl-fuchs.com
+32 3 644 25 00
Pepperl+Fuchs est leader comme concepteur et fabricant de capteurs et composants électroniques pour le marché mondial de l'automatisation. L'innovation constante, la qualité incontestable et la croissance soutenue, garantissent notre succès, depuis plus de 70 ans. Pepperl+Fuchs emploie 6300 personnes dans le monde et compte des usines en Allemagne, aux USA, à Singapour, en Hongrie, en Indonésie et au Vietnam ; la plupart d'entre elles sont certifiées ISO 9001.