Sick WTB4S-3P2232V Photoelectric Sensor
The Sick WTB4S-3P2232V Photoelectric Sensor provides 10–120 mm sensing range with background suppression and a visible red PinPoint LED. It supports PNP light/dark switching, ≤0.5 ms response time, 1,000 Hz switching frequency, and stainless steel V4A washdown housing for hygienic environments. The slim rectangular design, M8 connector, and IP66/67/68/69K rating ensure reliable proximity detection across industrial applications. Explore Sick, view Photoelectric Sensors, and learn about the W4 Series.
| Brand | Sick |
| Product Type | Photolectric Sensor |
| Model Number | WTB4S-3P2232V |
Sick WTB4S-3P2232V Photoelectric Sensor – Technical Specifications
| Specification | Value |
|---|---|
| Functional principle | Photoelectric proximity sensor |
| Functional principle detail | Background suppression |
| Sensing range max. | 4 mm ... 120 mm |
| Sensing range | 10 mm ... 120 mm |
| Light source | PinPoint LED 2) |
| Type of light | Visible red light |
| Light spot size (distance) | Ø 2.5 mm (50 mm) |
| Wave length | 650 nm |
| Adjustment | Single teach-in button |
| Special applications | Hygienic and washdown zones |
| Housing design | Washdown |
| Supply voltage UB | 10 V DC ... 30 V DC |
| Ripple | < 5 Vpp 2) |
| Current consumption | 30 mA 3) |
| Protection class | III |
| Digital Output type | PNP |
| Switching mode | Light/dark switching |
| Output current Imax. | ≤ 100 mA |
| Response time | < 0.5 ms 4) |
| Switching frequency | 1,000 Hz 5) |
| Housing | Rectangular |
| Design detail | Slim |
| Dimensions (W x H x D) | 15.25 mm x 44.9 mm x 22.2 mm |
| Connection | Male connector M8, 4-pin |
| Housing material | Stainless steel, Stainless steel V4A (1.4404, 316L) |
| Front screen material | Plastic, PMMA |
| Enclosure rating | IP66, IP67, IP68, IP69K |
| Ambient operating temperature | –30 °C ... +70 °C 2), –30 °C ... +60 °C |
| Ambient temperature, storage | –30 °C ... +75 °C |
| Weight | 40 g |
The Sick WTB4S-3P2232V Photoelectric Sensor features 10–120 mm detection, background suppression, and 650 nm red LED operation for accurate proximity sensing. As part of the W4 Series, it is designed for hygienic and washdown environments where stainless steel V4A construction and fast electronic response improve reliability. Its compact dimensions support stable sensing in automation systems across multiple industries.
The Sick WTB4S-3P2232V Photoelectric Sensor is commonly used in conveyor systems, packaging lines, assembly machines, and object positioning tasks. It offers stable switching feedback even with reflective or variable surfaces, supporting smooth machine operation. Its rapid response time and rugged washdown housing make it suitable for continuous use in demanding production environments.
The Sick WTB4S-3P2232V Photoelectric Sensor combines defined sensing performance, strong environmental protection, and dependable output characteristics to support industrial automation needs. With durable materials, high switching frequency, and consistent detection performance, it provides trusted operation in Indian manufacturing settings. These qualities make it a reliable choice for engineers seeking long-term sensing stability.
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