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Specification & Description
| Specification | Description |
|---|---|
| Part Number | WTB27-3P2421 |
| Manufacturer | Sick |
| Series | WTB27-3 |
| Type | Photoelectric Proximity Sensor |
| Shape | Block |
| Sensing Range | 30 to 1600 mm |
| Supply Voltage | 10 to 30 V dc |
| Current Consumption | 55 mA |
| Response Time | ≤1.5 ms |
| Housing Material | ABS |
| Dimensions | 24.6 x 54 x 92.8 mm |
| Output Type | PNP |
| Switching Frequency | 350 Hz |
| Connection Type | M12, 4-pin connector |
| Protection Class | IP69K |
| Operating Temperature Range | –40 °C to +60 °C |
| Storage Temperature Range | –40 °C to +75 °C |
| UL File Number | NRKH.E181493 & NRKH7.E181493 |
| Light Type | Infrared |
| Light Source | LED |
| Wavelength | 880 nm |
| Light Spot Size (at distance) | Ø 25 mm (at 800 mm) |
| Adjustment | Potentiometer |
| Safety Technical Parameters | MTTFD 758 years, DCavg 0% |
| Classifications | eCl@ss 5.0, 5.1.4, 6.0, 6.2, 7.0, 8.0, 8.1, 9.0, 10.0, 11.0, 12.0; ETIM 5.0, 6.0, 7.0, 8.0; UNSPSC 16.0901 |
The Sick WTB27-3P2421 is a high-performance photoelectric proximity sensor designed for a wide range of industrial applications. This compact block sensor offers a versatile sensing range from 30 to 1600 mm, making it suitable for precise detection tasks. Engineered to operate with a supply voltage of 10 to 30 V dc and a current consumption of 55 mA, it ensures reliable performance in various operating conditions.
The sensor features a PNP switching output with an antivalent switching function, which allows for flexible integration into different control systems. With a rapid response time of ≤1.5 ms and a switching frequency of 350 Hz, the WTB27-3P2421 can handle high-speed processes with ease.
Constructed from durable ABS plastic, the sensor's housing is designed to withstand harsh industrial environments, and with an IP69K rating, it is protected against dust and high-pressure water jets. The sensor also includes a front lens heater, making it suitable for use in environments where temperature fluctuations are common.
The WTB27-3P2421 is equipped with various protection circuits, ensuring a long service life and reducing downtime. Its compact dimensions of 24.6 x 54 x 92.8 mm allow for easy installation in space-constrained areas. With a weight of just 100 g, it is lightweight yet robust enough for industrial applications.
This sensor is an ideal choice for automation tasks that require precise and reliable object detection, including packaging, material handling, and assembly operations. Its technical sophistication and robust construction make it a valuable component in any automated system.
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Frequently Asked Questions
What is the detection range of the Sick WTB27-3P2421 photoelectric sensor?
The detection range of the Sick WTB27-3P2421 photoelectric sensor is from 30 mm to 1600 mm, which allows for flexibility in various sensing applications.
Can the WTB27-3P2421 sensor operate in outdoor environments?
Yes, the WTB27-3P2421 sensor is designed with a robust ABS housing and has an IP69K rating, making it suitable for harsh outdoor conditions, including exposure to dust and high-pressure water jets.
What type of output does the photoelectric sensor provide?
The photoelectric sensor provides a PNP switching output, which is commonly used in industrial control systems for interfacing with various electronic components.
Is there any protection against electrical issues for the sensor?
Yes, the sensor comes with built-in protection circuits, including reverse polarity protection for supply connections and inputs/outputs, as well as interference suppression.
What is the response time of this sensor?
The Sick WTB27-3P2421 photoelectric sensor boasts a rapid response time of ≤1.5 ms, ensuring quick and reliable detection for dynamic applications.
How can I adjust the sensing range of the WTB27-3P2421?
The sensing range can be adjusted using the integrated potentiometer on the sensor, allowing for precise control over the detection distance.
What materials are used in the construction of the WTB27-3P2421 sensor?
The sensor's housing is made of ABS plastic, which provides durability and resistance to impact, while the optics are made of PMMA plastic, offering clarity and resistance to environmental factors.
What is the operating temperature range for the WTB27-3P2421 sensor?
The operating temperature range for the sensor is between -40 °C and +60 °C, which allows it to function effectively in a wide range of environmental conditions.
Does the WTB27-3P2421 have any features to prevent condensation on the lens?
Yes, the sensor is equipped with front lens heating to prevent condensation and ensure clear detection in environments with fluctuating temperatures.
What certifications does the WTB27-3P2421 sensor hold?
The sensor is UL certified, with file numbers NRKH.E181493 & NRKH7.E181493, indicating compliance with certain safety standards.
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