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Specification & Description
| Specification | Description |
|---|---|
| Part Number | WTB9-3P2261 |
| Alternative Part Number | WTB93P2261 |
| Manufacturer | Sick |
| Series | WTB9-3 |
| Type | Small Photoelectric Sensor |
| Sensing Range | 20 to 350 mm |
| Supply Voltage | 10 to 30 V dc |
| Output Current | 30 mA |
| Response Time | <0.333 ms |
| Material | VISTAL® Housing, PMMA Optics |
| Dimensions | 12.2 x 23.6 x 50 mm |
| Switching Frequency | 1,500 Hz |
| Light Type | Visible Red Light |
| Light Source | PinPoint LED |
| Light Spot Size (at distance) | Ø 4.5 mm (75 mm) |
| Wavelength | 650 nm |
| Connection Type | M8, 4-pin Plug |
| Protection Class | IP66, IP67, IP69K |
| Operating Temperature Range | –40 °C to +60 °C |
| Storage Temperature Range | –40 °C to +75 °C |
| UL File Number | NRKH.E181493 |
| Commodity Code | 853650 |
| Weight | 13 g |
| Adjustment | Potentiometer, 5 turns |
| Output Function | Light/Dark Switching, Antivalent |
| Protection Circuits | A (UV connections reverse polarity protected), B (Input and output reverse polarity protected), C (Interference suppression) |
| MTTFD | 1,030 years |
| DCavg | 0% |
| TM (Mission Time) | 20 years |
| eCl@ss | 27270904 |
Discover the Sick WTB9-3 Series Photoelectric Sensor, a compact and versatile solution designed to enhance the precision and efficiency of your industrial automation tasks. This small block sensor, with part number WTB9-3P2261, is engineered to deliver reliable performance in a variety of applications, thanks to its robust detection capabilities ranging from 20 to 350 mm.
Crafted with the innovative VISTAL® housing, the sensor ensures durability and resistance to harsh industrial environments. Its dimensions of 12.2 x 23.6 x 50 mm make it an ideal choice for installations where space is at a premium. The sensor operates on a supply voltage of 10 to 30 V dc and has a current consumption of less than 30 mA, making it an energy-efficient addition to your equipment.
The WTB9-3P2261 features a PNP switching output and offers a quick response time of less than 0.333 ms, coupled with a high switching frequency of 1,500 Hz, which allows for fast and accurate object detection. It also boasts an IP rating of IP66, IP67, and IP69K, signifying its ability to withstand dust, water, and high-pressure washdowns, thus maintaining performance in diverse operating conditions.
This sensor is equipped with a male M8, 4-pin connector for easy integration into existing systems. With circuit protection features and a wide ambient operating temperature range of –40 °C to +60 °C, the Sick WTB9-3P2261 is a reliable choice for streamlining your automation processes while maintaining high standards of operational safety and efficiency.
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Frequently Asked Questions
What is the detection range of this photoelectric sensor?
The detection range of the sensor is from 20 mm to 350 mm, allowing for precise detection of objects within this distance.
Can this sensor be used in outdoor environments?
Yes, the sensor is designed with a robust housing rated IP66, IP67, and IP69K, making it suitable for use in various outdoor conditions.
What type of light does this sensor use for detection?
The sensor utilises visible red light with a wavelength of 650 nm for detection, which is emitted from a PinPoint LED.
How quickly can this sensor respond to changes?
The sensor boasts a rapid response time of less than 0.333 ms, enabling it to detect fast-moving objects efficiently.
What are the dimensions of this sensor?
The compact dimensions of the sensor are 12.2 mm in width, 49.8 mm in height, and 23.6 mm in depth, making it suitable for installations where space is limited.
Is this sensor compatible with different mounting options?
Yes, the sensor can be mounted using various accessories such as mounting brackets, which are available for different installation requirements.
What is the maximum output current for this sensor?
The sensor can provide a maximum output current of 100 mA, which decreases to 50 mA at temperatures above 50°C.
How is the sensor configured for different applications?
Configuration can be done via a potentiometer with 5 turns, allowing for fine-tuning of the detection range to suit specific application needs.
What type of output does the sensor provide?
The sensor offers a PNP transistor output, which is commonly used in industrial control systems for interfacing with various electronic components.
What materials are used in the construction of this sensor?
The sensor is constructed with a VISTAL® plastic housing and PMMA for the optics, ensuring durability and reliable performance.
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