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SICK WL100-2P4439
  • SICK WL100-2P4439SICK WL100-2P4439

SICK WL100-2P4439

SICK WL100-2P4439 is a high-performance compact photoelectric sensor from the SICK WL100 series, designed for industrial automation scenarios requiring stable detection and long service life. As a global authorized distribution channel, Floating Light Automation maintains stable stock of this model and can achieve fast global delivery matching the needs of automated production lines, packaging equipment, logistics sorting systems and other industrial projects.

You can confidently purchase the SICK WL100-2P4439 from Floating Light Automation. As a professional supplier, we maintain stable inventory and offer brand-new, authentic, and verifiable products backed by a 12-month warranty.


Core Product Specifications

Parameter Item

Specification Details

Sensing Principle

Through-beam photoelectric (receiver)

Output Type

PNP, 1 output (NO)

Sensing Range

Up to 20000mm (20m)

Connection Type

M12 4-pin plug connector

Supply Voltage

10V DC ~ 30V DC

Housing Dimension

11mm × 32mm × 20mm (compact rectangle)

Protection Rating

IP67

Operating Temperature Range

-25°C ~ +60°C

Light Source

Infrared LED

Certification

CE, UL, RoHS compliant


SICK WL100-2P4439


Key Product Advantages

1. Compact design

SICK WL100-2P4439's compact size allows it to adapt to narrow installation spaces in automated equipment without occupying excessive layout space.

2. High IP67 protection rating

The IP67 high protection rating enables stable operation in harsh industrial environments such as dust, oil mist, and splashing water, reducing the failure rate caused by environmental corrosion.

3. Strong detection capabilities

The 20-meter long sensing range meets the detection requirements of large equipment and long-distance logistics sorting lines.

The infrared light source has strong anti-interference ability, which can avoid misoperation caused by ambient light and background clutter.

4. Easy to install

For end users and system integrators, the plug-and-play M12 connector design greatly simplifies on-site installation and wiring, shortens the equipment debugging cycle, and reduces the labor cost of on-site installation.

The standardized output interface is compatible with most PLC and industrial control systems on the market, no additional adapter is required, which can directly access the existing control system to achieve rapid put-into-use.


Comparison with Similar Models of SICK WL100 Series

To help customers choose the most suitable model according to actual project needs, we sort out the comparison between WL100-2P4439 and other common models of the same series as follows:

Model

Output Type

Sensing Range

Connection Type

Main Applicable Scenarios

WL100-2P4439

PNP NO

20m

M12 4-pin plug

Long-distance through-beam detection, large equipment, logistics sorting

WL100-2N4439

NPN NO

20m

M12 4-pin plug

Same sensing range as 2P4439, adapted to NPN output control systems

WL100-2P440

PNP NO

20m

Terminal cable (2m lead wire)

Fixed wiring scenarios that do not require frequent disassembly, low cost

WL100-2P4339

PNP NO

15m

M12 4-pin plug

Medium-distance detection scenarios with limited budget


It can be seen from the comparison that the core advantage of WL100-2P4439 lies in the combination of 20m maximum sensing range and plug-in connection, which takes into account both long-distance detection capability and convenient installation and maintenance, and is the most cost-effective choice for most through-beam long-distance detection projects.


Matching Recommendations

SICK WL100-2P4439 is the receiver of the through-beam photoelectric sensor, it needs to be used with the corresponding transmitter.

We recommend the following matching schemes according to different application needs:

· Standard matching scheme

WS100-2D4439 transmitter + WL100-2P4439 receiver.

This is the official standard matching scheme of SICK, with fully consistent interface parameters, connection mode and performance indicators, which can achieve the best detection stability and service life, suitable for most conventional industrial automation projects.

· Cost-effective matching scheme

WS100-2D440 transmitter with fixed cable + WL100-2P4439 receiver.

This scheme is suitable for projects that do not need to replace the sensor frequently and have a tight budget, which can reduce the procurement cost on the premise of ensuring the sensing performance.

· NPN system matching scheme

If your control system uses NPN output logic, we recommend matching WS100-2D4439 transmitter with WL100-2N4439 receiver to ensure the interface logic compatibility and avoid signal adaptation problems.


Common Application Scenarios

The WL100-2P4439 photoelectric sensor has a wide range of applications in industrial automation, the common scenarios include:

· Logistics sorting system: Long-distance detection of passing packages, cargo positioning and counting;

· Automated production line: Detection of workpiece presence and position in assembly line transmission, counting of products;

· Packaging equipment: Detection of packaging material position, bottle presence detection, box forming detection;

· Intelligent warehouse: Entry and exit detection of goods, height detection of stacked cargo;

· Woodworking machinery: Position detection of raw materials, cutting size positioning;


Floating Light Automation Supply Guarantee

As an authorized distributor of SICK industrial automation products with long-term cooperation, we maintain a stable bulk stock of WL100-2P4439 in our three warehouses located in Europe, North America and Asia respectively.

The current monthly supply capacity of this model can reach 1200 units, which can fully meet the needs of small-batch prototype testing and large-batch procurement for mass production lines.

All products we supply are 100% original new genuine goods from SICK, with complete factory certification and traceable serial numbers, no refurbished or second-hand products are involved.

We also provide 12-month official warranty service for all WL100-2P4439 products, and support replacement of defective products within 30 days of delivery.

 

Product Shipping Time

For bulk orders over 50 units, we can arrange delivery within 2 working days after receiving the payment.

For urgent orders, we can provide expedited shipping service to ensure that customers can receive the goods within 3-7 working days depending on the destination.


FAQ

Q: How does a retro-reflective sensor work?

A: A retro-reflective sensor detects objects by emitting a light beam that reflects off a reflector and returns to the receiver.

When an object obstructs the light path, the amount of light received by the receiver decreases or is interrupted, triggering a switching signal.

The WL100-2P4439 utilizes a dual-lens system (with a minimum operating distance) to effectively prevent false triggering at close range.

Q: What is the function of the polarization filter?

A: The polarization filter enables the SICK WL100-2P4439 to reliably detect glossy objects (such as metal cans, chrome-plated parts, glass, etc.) and effectively prevents false triggering.

Standard retro-reflective sensors may misinterpret reflections from the object's surface when detecting highly reflective items; the polarization filter resolves this issue.

Q: Which reflector is recommended for the WL100-2P4439?

A: The PL80A reflector is recommended to achieve the maximum sensing range (7.2 m).

The P250 reflector included with the unit can also be used. Other optional reflectors include Diamond Grade reflective tape, among others.


Get a Quote Today

We accept both small-batch retail and large-batch bulk orders of WL100-2P4439, and can provide flexible price matching according to the order quantity.

For specific price and delivery time quotation, you can contact our customer service team through the contact information on the website, we will reply to you within 24 working hours.

All orders support multiple payment methods and global shipping, and provide real logistics tracking information after delivery.

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