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Specification & Description
| Specification | Description |
|---|---|
| Part Number | WL12-3P2431 |
| Alternative Part Number | WL123P2431 |
| Manufacturer | Sick |
| Sensor Type | Photoelectric Sensor |
| Operating Voltage | 10 to 30 V dc |
| Current Consumption | 30 mA |
| Response Time | ≤330 µs |
| Switching Frequency | 1,500 Hz |
| Sensing Range | 0 m to 7 m with reflector PL80A |
| Output Type | PNP |
| Light Source | LED, Visible Red Light |
| Light Spot Size (at distance) | Ø 100 mm (at 3 m) |
| Wavelength | 640 nm |
| Angle of Dispersion | Approx. 1.5° |
| Protection Class | III |
| Housing Material | Metal |
| Front Screen Material | Plastic, PMMA |
| Weight | 120 g |
| Protection Rating | IP66, IP67, IP69K |
| Operating Ambient Temperature | –40 °C to +60 °C |
| Storage Ambient Temperature | –40 °C to +75 °C |
| UL File Number | NRKH.E181493 & NRKH7.E181493 |
| eCl@ss | 27270902 (up to eCl@ss 12.0) |
| ETIM | EC002717 (up to ETIM 8.0) |
| UNSPSC | 39121528 |
The Sick WL12-3P2431 is a compact and versatile photoelectric sensor designed for a wide range of automation and industrial applications. This sensor operates within a 10 to 30 V dc range and offers a quick response time of ≤330 µs, ensuring high-speed detection for your machinery. With a current consumption of just 30 mA, it is an energy-efficient choice for continuous operation.
Engineered for reliability, the WL12-3P2431 features a robust housing that can withstand harsh industrial environments while maintaining accuracy and performance. Its small form factor allows for easy integration into existing systems without the need for extensive modifications.
The sensor utilises a visible red light emitter with a wavelength of 640 nm, providing a clear indication of the sensing area and facilitating alignment during installation or maintenance. The inclusion of a polarisation filter enhances its ability to detect shiny or reflective objects, making it an ideal solution for a variety of detection tasks.
Whether you're looking to improve the precision of your assembly line, need reliable detection for packaging processes, or require accurate sensing for material handling, the Sick WL12-3P2431 is a dependable and efficient choice that delivers consistent performance in a compact package.
Commonly Asked Questions
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Frequently Asked Questions
What voltage does the photoelectric sensor operate on?
The photoelectric sensor operates on a voltage range of 10 to 30 V dc.
What is the maximum current consumption of the sensor?
The maximum current consumption of the sensor is 30 mA.
How quickly does the sensor respond to input changes?
The sensor has a response time of ≤330 µs, allowing for quick detection of input changes.
What type of light does the sensor emit?
The sensor emits a visible red light with a wavelength of 640 nm for detection purposes.
Can the sensor's sensitivity be adjusted?
Yes, the sensor's sensitivity can be adjusted using a potentiometer with 5 turns for precise control.
What is the maximum sensing distance for the photoelectric sensor?
The maximum sensing distance for the WL12-3P2431 photoelectric sensor is up to 7 meters when using a reflector like the PL80A.
Does the sensor come with any mounting accessories?
Yes, the sensor comes with 2× mounting brackets BEF-KH-W12, including screws for installation.
Is the sensor equipped with a polarisation filter?
Yes, the sensor includes a polarisation filter which helps to reduce false triggers from reflective surfaces.
What are the dimensions of the photoelectric sensor?
The dimensions of the sensor are detailed in the datasheet, providing the exact size for installation purposes.
How can I ensure the sensor is functioning correctly?
The sensor is equipped with LED indicators for power and light reception status, which can be used to verify proper operation.
