Product Model
WTB250-2P1141
Selling Points
- 1High Precision Sensing: Detects objects with 90% reflectance, ensuring accurate detection.
- 2Fast Response Time: Responds in ≤ 3 ms, ideal for real-time applications.
- 3Versatile Connectivity: Compatible with 4-wire cable, 2 m long, with M12 connector options.
- 4Durable Design: Built with plastic housing and PMMA optics, rated IP67 for harsh environments.
- 5Long Service Life: Average service life of 100,000 hours at +25 °C, reducing maintenance needs.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
| Parameter | Value | Parameter | Value |
|---|---|---|---|
Functional principle | Photoelectric proximity sensor | Functional principle detail | Background suppression |
Dimensions (W x H x D) | 20 mm x 65 mm x 43.9 mm | Housing design (light emission) | Rectangular |
Sensing range max. | 150 mm ... 500 mm | Sensing range | 150 mm ... 500 mm |
Focus | Approx. 3° | Type of light | Visible red light |
Light source | LED | Light spot size (distance) | Ø 30 mm (500 mm) |
Angle of dispersion | Approx. 3° | Adjustment | Potentiometer, 2 turns#!#Potentiometer, 2 rotations |
Supply voltage UB | 10 V DC ... 30 V DC | Ripple | < 5 V |
Current consumption | 35 mA | Switching output | PNP |
Switching mode | Light/dark switching | Switching mode selector | Selectable via L/D control cable |
Output current Imax. | ≤ 100 mA | Response time | ≤ 3 ms |
Switching frequency | 160 Hz | Connection type | Cable, 4-wire, 2 m |
Cable material | Plastic, PVC | Conductor cross section | 0.18 mm² |
Cable diameter | Ø 3.8 mm | Circuit protection | A7)#!#B8)#!#C9)#!#D10) |
Protection class | III | Weight | 150 g |
Housing material | Plastic, ABS | Optics material | Plastic, PMMA |
Enclosure rating | IP67 | Items supplied | BEF-W250 mounting bracket |
Electromagnetic compatibility (EMC) | EN 60947-5-2 | Ambient operating temperature | –25 °C ... +55 °C |
Ambient temperature, storage | –40 °C ... +70 °C | UL File No. | NRKH2.E300503 & NRKH8.E300503 |
Specifications may be subject to change without notice