WTB27X-3P1811
Product ID:59156
Updated: 2026/7/7
Key Features
- 1Compact Design: 31.4 mm x 112.3 mm x 70.4 mm dimensions for easy integration.
- 2Background Suppression: Advanced technology to minimize false triggers from background reflections.
- 3Wide Sensing Range: Detect objects from 30 mm to 1600 mm with high accuracy.
- 4PNP Switching Output: Complementary switching mode for reliable signal transmission.
- 5Long Service Life: Average service life of 100,000 hours at +25°C temperature.
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Technical Specifications
Detailed engineering parameters
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Functional principle | Photoelectric proximity sensor | Functional principle detail | Background suppression |
| Dimensions (W x H x D) | 31.4 mm x 112.3 mm x 70.4 mm | Housing design (light emission) | Rectangular |
| Sensing range max. | 30 mm ... 1,600 mm | Sensing range | 100 mm ... 1,600 mm |
| Type of light | Infrared light | Light source | LED |
| Light spot size (distance) | Ø 25 mm (800 mm) | Wave length | 880 nm |
| Adjustment | Potentiometer | Special applications | Explosive areas |
| Supply voltage UB | 10 V DC ... 30 V DC | Ripple | < 5 V |
| Current consumption | 40 mA | Switching output | PNP |
| Output function | Complementary | Switching mode | Light/dark switching |
| Signal voltage PNP HIGH/LOW | Approx. V#!#– 2.5 V / 0 V | Output current Imax. | ≤ 100 mA |
| Response time | ≤ 1.5 ms | Switching frequency | 350 Hz |
| Connection type | Cable, 4-wire, 10 m | Cable material | Plastic, PVC |
| Circuit protection | A7)#!#B8)#!#C9) | Protection class | II |
| Weight | 750 g | Housing material | Plastic, Stainless steel V2A (1.4301), plastic |
| Optics material | Plastic, PMMA | Enclosure rating | IP67 |
| ATEX marking | ATEX II 3G Ex nA op is IIB T4 Gc X#!#ATEX II 3D Ex tc IIIB T135°C Dc X#!#In accordance with directive 2014/34 / EU | Ex area category | 3D, 3G |
| Ambient operating temperature | –20 °C ... +50 °C | Ambient temperature, storage | –40 °C ... +75 °C |
Specifications may be subject to change without notice
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