产品数据表
Datasheet
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TECHNICAL DATA
规格参数
General specifications
| Construction type | Float Switch Combination |
|---|---|
| Series | LFLC |
| Rated voltage | see datasheets of float switches |
| Contact loading | see datasheets of float switches |
| Electromagnetic compatibility | Electromagnetic compatibility |
| Directive 2014/30/EUsee datasheets of float switches | Directive 2014/30/EUsee datasheets of float switches |
| Low voltage | Low voltage |
| Directive 2014/35/EUsee datasheets of float switches | Directive 2014/35/EUsee datasheets of float switches |
| Directive 2014/30/EU | see datasheets of float switches |
| Directive 2014/35/EU | see datasheets of float switches |
| Degree of protection | IEC 60529:2001 |
| Description | switching element:LFL1: floating up closing, normally openLFL2: microswitch with switching ball, change-over contactLFL3: mercury (Hg) change-over contact |
| Installation conditions | Installation conditions |
| Installation instructionsrange 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 lyesFloat switches are fastened onto the lower end of the guide pipe in the factory. The position of the switch points required for the application must be adjusted by the user by moving the set collars (in some cases, it may be necessary to shorten the float switch wire). | Installation instructionsrange 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 lyesFloat switches are fastened onto the lower end of the guide pipe in the factory. The position of the switch points required for the application must be adjusted by the user by moving the set collars (in some cases, it may be necessary to shorten the float switch wire). |
| Process conditions | Process conditions |
| Process pressure (static pressure)≤ 1 bar at 20 °C (68 °F) | Process pressure (static pressure)≤ 1 bar at 20 °C (68 °F) |
| 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 lyesFloat switches are fastened onto the lower end of the guide pipe in the factory. The position of the switch points required for the application must be adjusted by the user by moving the set collars (in some cases, it may be necessary to shorten the float switch wire). |
| Process pressure (static pressure) | ≤ 1 bar at 20 °C (68 °F) |
| Ambient temperature | 5 ... 70 °C (41 ... 158 °F) |
| Storage temperature | -25 ... 70 °C (-13 ... 158 °F) |
| Degree of protection | Float Switch : IP68 terminal box: IP66 |
| Construction type | sleeve design |
| Dimensions | guide tube: ∅16 mm (0.6 inch), Lmax = 3000 mm (10 feet) |
| Material | float: PP (Polypropylene)guide tube: PVCprocess connection: PVCset collars and clamping screw: PVC |
| Process connection | G2A thread with 5 PG9-cable entries |
| Supplementary information | Observe the certificates, declarations of conformity, instruction manuals, and manuals where applicable. For information see www.pepperl-fuchs.com. |
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