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SICK LL3-DK21 Overview
Coaxial type, M3; fiber length fix 0,5m, without fibrecutter FC
SICK LL3-DK21 Description
- Quick and easy mounting
- Models with hexagonal flange for trouble-free mounting with only one nut
- Optional tip adapter for a larger detection distance and small objects
- Very large selection of fiber-optic cables with plastic and glass fibers, giving users more application flexibility
- Resistant to damage caused by mechanical and chemical stress, as well as high temperatures
- Standard and customer-specific types
- Simple installation saves time
- For detection of objects, surfaces, leading edges, and fluid levels
Your benefits
| Technical data | |
| Core material: | PMMA |
| Diameter, connection: | 1.3 mm |
| Bend radius, fibre-optic cable: | 15 mm |
| Features | |
| For fiber-optic sensor: | WLL160(T), WLL170-2 / WLL170T-2, WLL180T, WLL190T-2 |
| Device type: | Fibers |
| Housing length: | 2 m |
| Sheath material: | PE |
| Sleeve material: | Stainless steel 1) |
| Mounting sleeve dimension: | M3 |
| Heat resistance: | 70 C |
| Ambient temperature, operation: | -40 C ... 70 C |
| Minimal object diameter: | 0.015 mm 2) |
| Core structure: | C,S: O 0,25 mm, E: 10 x O 0,125 mm 3) |
| Thread sleeve: | ![]() |
| Special features: | Coaxial construction for exact switching, compact head |
| Category fiber-optic cables: | Threaded sleeve |
| 1) Stainless steel 2) Minimum detectable object was determined at optimal measuring distance and optimal setting 3) C = Coaxial, S = Sender, E = Receiver FC fiber optic cable cutter included in delivery | |
| Sensing range with WLL180T | |
| Operating mode 16 s: | 14 mm |
| Operating mode 70 s: | 45 mm |
| Operating mode 250 s: | 75 mm |
| Operating mode 2 ms: | 135 mm |
| Operating mode 8 ms: | 200 mm |
| Sensing range with WLL170-2 | |
| Redlight 250 s: | 17 mm |
| Greenlight 250 s: | 3 mm |
| Highspeed 50 s: | 7 mm |
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