Sick WTB12V-1H161120A00 Photoelectric Sensor
The Sick WTB12V-1H161120A00 is a laser photoelectric sensor with 350 mm sensing range and background suppression, visible red light. This Sick photoelectric sensor operates on 10–30 V DC, uses laser light at 655 nm, supports push-pull PNP/NPN output, and belongs to the W12 series for industrial automation.
| Brand | Sick |
| Product Type | Photolectric Sensor |
| Model Number | WTB12V-1H161120A00 |
Sick WTB12V-1H161120A00 Photoelectric Sensor – Technical Specifications
| Specification | Value |
|---|---|
| Functional principle | Photoelectric proximity sensor |
| Functional principle detail | Background suppression |
| Sensing range max. | 350 mm |
| Sensing range | - |
| Polarisation filters | - |
| Light source | Laser |
| Type of light | Visible red light |
| Light spot size (distance) | 1.2 mm x 32 mm (100 mm) |
| Wave length | 655 nm |
| Adjustment | Teach-Turn adjustment, IO-Link |
| Angle of dispersion | - |
| Special applications | Detecting small objects, Detection of objects moving at high speeds, Detecting perforated objects |
| Items supplied | - |
| Supply voltage UB | 10 V DC ... 30 V DC |
| Ripple | ≤ 5 V |
| Current consumption | ≤ 14 mA, without load. At UB = 24 V |
| Protection class | III |
| Digital Output type | Push-pull: PNP/NPN |
| Switching mode | - |
| Signal voltage PNP HIGH/LOW | Approx. UB-2.5 V / 0 V |
| Output current Imax. | ≤ 100 mA |
| Response time | ≤ 500 µs |
| Switching frequency | 1,000 Hz |
| Output function | - |
| Special feature | - |
| Housing | Rectangular |
| Dimensions (W x H x D) | 15.6 mm x 49.5 mm x 43.1 mm |
| Connection | Cable, 4-wire, 2 m |
| Housing material | Metal, zinc diecast |
| Front screen material | Plastic, PMMA |
| Enclosure rating | IP66 (EN 60529), IP67 (EN 60529), IP69 (EN 60529) |
| Ambient operating temperature | –20 °C ... +55 °C |
| Ambient temperature, storage | –40 °C ... +70 °C |
| Weight | Approx. 132 g |
The WTB12V-1H161120A00 Sick 350mm Laser Sensor is a Sick photoelectric sensor used for precise proximity detection in industrial automation. This model applies laser-based background suppression with 350 mm maximum sensing range, visible red laser at 655 nm, and push-pull PNP/NPN output. Operating on 10–30 V DC with low current consumption, the WTB12V-1H161120A00 is part of the Sick W12 series designed for controlled short-range sensing.
The WTB12V-1H161120A00 Sick 350mm Laser Sensor is applied in conveyors, packaging machines, automated assembly lines, and high-speed material handling systems. Its 500 µs response time and 1,000 Hz switching frequency support stable detection of small, perforated, or fast-moving objects. The focused laser light spot enables accurate sensing where background surfaces must be reliably suppressed.
The WTB12V-1H161120A00 from Sick provides consistent optical detection for continuous industrial use. With laser-based background suppression, defined short-range sensing, and IP-rated enclosure protection, this Sick photoelectric sensor supports dependable operation in demanding environments. As a W12 series device, the WTB12V-1H161120A00 is suitable for applications requiring electrical stability, precise detection, and long-term reliability in automation systems.
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