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WTB4S-3P2131

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Marvo Stock ID MV-1QXP
HS Code 853650
SKU WTB4S-3P2131
Warranty 12 months
Weight (kg) 0.01
Length (mm) 17.30
Width (mm) 12.20
Height (mm) 29.00

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Specification & Description

Specification Description
Part Number WTB4S-3P2131
Alternative Part Number WTB4S3P2131
Manufacturer Sick
Product Type Photoelectric Proximity Sensor
Supply Voltage 10 V DC to 30 V DC
Ripple < 5 Vss
Current Consumption 20 mA (without load)
Output Type PNP
Output Function Active when light is received
Maximum Output Current ≤ 100 mA
Response Time < 0.5 ms
Switching Frequency 1,000 Hz
Connection Type M8, 3-pin connector
Protection Circuits A (Polarity protected UV connections), C (Noise pulse suppression), D (Overcurrent and short-circuit protection)
Protection Class III
Weight 30 g
Housing Material Plastic, ABS
Optics Material Plastic, PMMA
Enclosure Rating IP67, IP66
Operating Temperature Range –40 °C to +60 °C
Storage Temperature Range –40 °C to +75 °C
UL File Number NRKH.E181493 & NRKH7.E181493
MTTFD 1,078 Years
DCavg 0%
eCl@ss 27270904 (Versions 5.0 to 11.0)
ETIM EC002719 (Versions 5.0 to 8.0)
UNSPSC 39121528

The Sick WTB4S-3P2131 is a compact and versatile photoelectric proximity sensor designed for reliable detection and positioning tasks in a variety of industrial applications. This sensor is part of the W4S-3 series, known for its miniature size and high-performance capabilities. With a sensing range of up to 120 mm, it can accurately detect objects with a quick response time of less than 0.5 ms, making it suitable for high-speed operations.

The sensor utilises a visible red light PinPoint LED as its light source, which provides a precise and small light spot for accurate detection. The WTB4S-3P2131 is equipped with background suppression technology, ensuring that it can distinguish between the target and the background with high accuracy.

Constructed with a robust ABS plastic housing and a PMMA front screen, the sensor is designed to withstand harsh industrial environments. It boasts an IP67 and IP66 protection rating, indicating a high level of protection against dust and water ingress, and can operate in a wide temperature range from -40 °C to +60 °C.

The WTB4S-3P2131 features a PNP digital output and can handle an output current of up to 100 mA. It is also equipped with protective circuits to prevent damage from reverse polarity, transients, and overcurrent conditions. The sensor's slim design and small dimensions (12.2 mm x 41.8 mm x 17.3 mm) make it an excellent choice for applications where space is limited.

For ease of installation, the sensor comes with an M8 3-pin connector, allowing for quick and secure electrical connections. Its straightforward potentiometer adjustment enables users to fine-tune the sensing range according to their specific requirements.

Overall, the Sick WTB4S-3P2131 photoelectric proximity sensor is a reliable and efficient solution for a wide range of automation tasks, offering precision, durability, and ease of use in a compact form factor.

Commonly Asked Questions

Is my order covered by a warranty?

Marvo provides a full 12-month warranty on all products, whatever the condition. For your peace of mind, all parts are ‘Marvo Approved’ which means that they have been tested and checked to ensure that they are in working condition. If you are unhappy with the part(s) you received and would like to request a return, you can do so by completing our quick and easy online form. Once we have received your Returns Request, a member of the team will be in touch to discuss this further with you. You can read more about our warranty policy here.

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We accept card payments from all major credit, debit and Mastercard providers including Visa, American Express, Western Union, Paypal and bank transfers. Before you complete an order you will be prompted to input your payment details, at which point you can enter the relevant card information you wish to use for your transaction. If you are experiencing issues with your payment method then you can contact our team via email here. From there, you will be directed to the most relevant resource or person to help you complete your payment, get your order processed and ensure that your parts are on the way to your delivery address.

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Is Marvo a credible parts supplier?

Marvo is a highly credible supplier of industrial automation parts and components with dedicated hubs around the world offering industry-leading products and services. Marvo is committed to providing a quick, easy and reliable place to source your automation and control components. All purchases come as standard with a comprehensive 12-month return to base warranty meaning that, in just a few clicks, you can source critical parts more seamlessly than ever before. Click here to read an article on how Marvo is redefining convenience for automation and manufacturing professionals.

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Have steps been taken to ensure quality control?

Marvo takes pride in product quality and has put several measures in place to assure high levels of quality standards. For your peace of mind, all parts have been ‘Marvo Approved’ which means that they have been tested and checked to ensure that they are in working condition. Redefine convenience and secure priority delivery on all parts along with a comprehensive 12-month warranty. This is the smart new way to buy automation and control components.

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Frequently Asked Questions

What is the sensing range of the WTB4S-3P2131 sensor?

The WTB4S-3P2131 has a sensing range that can vary from 10 mm to 120 mm, depending on the object's reflectivity and other installation conditions.

Can this sensor be used in outdoor environments?

The sensor is designed with an IP67 and IP66 rating, making it suitable for use in various environments, including outdoor applications, as it is protected against dust and water ingress.

What type of output does the sensor provide?

This photoelectric proximity sensor provides a PNP digital output, which is commonly used in industrial automation systems.

What are the power requirements for this sensor?

The sensor requires a supply voltage of 10 V DC to 30 V DC to operate correctly.

What materials are used in the construction of the sensor?

The housing of the sensor is made of ABS plastic, and the front screen is made of PMMA plastic, offering durability and resistance to certain environmental factors.

What is the response time of the sensor?

The sensor boasts a rapid response time of less than 0.5 ms, which is ideal for high-speed automation tasks.

How is the sensor mounted?

The sensor can be mounted using various accessories such as mounting brackets and plates, which are available separately.

What type of light source does the sensor use?

It uses a visible red light PinPoint LED as its light source, which aids in precise detection and alignment.

Is the sensor equipped with any protective circuits?

Yes, the sensor includes protective circuits against reverse polarity, transients, and overcurrent to ensure stable operation and longevity.

What certifications does the sensor hold?

The sensor is certified with an UL file number, indicating compliance with relevant safety standards and suitability for use in various industrial applications.

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Part conditions explained

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New unsealed: The product is in its original packaging, but the packaging has been opened or unsealed. It has never been used and should be in near pristine condition.

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New unboxed: The product does not come in its original packaging, but it has never been used and is in great working condition.

Refurbished: The product has been previously used, but it has undergone a thorough refurbishment process to restore it to a like-new or functional condition. Any defects or issues have been addressed, making it suitable for reuse.

Used: The product has been previously owned and has been used. It may show signs of wear and tear but is still functional and operational. The condition may vary depending on the specific item and its usage history.

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