Product Model
WT24-2B220

Key Features
- 1High Sensing Range: Operates from 100mm to 2500mm, ensuring versatility in various industrial applications.
- 2Background Suppression: Enhances accuracy by filtering out background light, reducing false triggers.
- 3Rugged Housing: Designed for harsh environments, with a robust construction that resists ambient light and maintains high operating reserves.
- 4Infrared Light Source: Utilizes LED infrared light, providing a precise and reliable detection method.
- 5Adjustable and Versatile: Features a potentiometer for adjustment and is available in NPN and PNP switching outputs for flexible integration.
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) | 27 mm x 87.5 mm x 65 mm | Housing design (light emission) | Rectangular | 
| Sensing range max. | 100 mm ... 2,500 mm | Sensing range | 100 mm ... 2,500 mm | 
| Type of light | Infrared light | Light source | LED | 
| Light spot size (distance) | Ø 80 mm (2,500 mm) | Adjustment | Potentiometer | 
| Supply voltage UB | 10 V DC ... 30 V DC | Ripple | < 5 V | 
| Current consumption | 50 mA | Switching output | NPN, PNP | 
| Switching mode | Light/dark switching | Switching mode selector | Selectable via PNP/NPN selector, selectable via light/dark selector | 
| Output current Imax. | ≤ 100 mA | Response time | ≤ 500 µs | 
| Switching frequency | 1,000 Hz | Time functions | Switch-on delay#!#Off delay | 
| Delay time | Adjustable via time delay selector switch, 0.5 s ... 10 s | Connection type | Terminal connection with M16 gland | 
| Circuit protection | A6)#!#C7)#!#D8) | Protection class | II | 
| Weight | 330 g | Front screen heating | ✔ | 
| Housing material | Metal, zinc diecast | Optics material | Plastic, PMMA | 
| Enclosure rating | IP67 | Test input sender off | TE to 0 V | 
| Ambient operating temperature | –40 °C ... +60 °C | Ambient temperature, storage | –40 °C ... +75 °C | 
Specifications may be subject to change without notice
