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  3. PEPPERL FUCHS RL28-55/47/82B/105

PEPPERL FUCHS RL28-55-47-82B-105 Retroreflective Sensor RL28-55/47/82B/105 419079 350200

Rl28-55 Pepperl Fuchs Rl28-55/47/82b/105 Retroreflective Sensor 419079 #350200

( Brand: Pepperl Fuchs ), ( Manufacturer Part Number: RL28-55/47/82B/105 ), ( Part Type: Sensor )

Review PEPPERL FUCHS Rl28-55/47/82b/105 Retroreflective Sensor #350200

The **Pepperl Fuchs RL28-55/47/82B/105 Retroreflective Sensor** (part numbers 419079 and 350200) represents a high-performance, industrial-grade proximity detection solution designed for demanding applications requiring precise, reliable, and long-range object sensing. Part of Pepperl Fuchs renowned RL28 series, this sensor combines robust construction with advanced retroreflective technology to deliver exceptional accuracy and durability in harsh environments. The device operates on a **47 mm (1.85 in) to 105 mm (4.13 in) sensing range**, depending on the specific model variant (RL28-55, RL28-47, RL28-82B, or RL28-105), making it versatile for a wide range of applications, including material handling, packaging, logistics, and automated manufacturing processes. Its **retroreflective design** ensures optimal performance by reflecting light back to the sensor from a specially marked target, eliminating the need for complex mounting setups or alignment challenges often found with diffuse or through-beam sensors.

Engineered for industrial reliability, the RL28 series features a **compact, IP67-rated housing**, protecting against dust, dirt, and water ingress while maintaining operational integrity in extreme temperatures ranging from **-25 C to 60 C (-13 F to 140 F)**. The sensor s **retro-reflective output** is configurable via a **4-pin M12 connector**, supporting both **NPN/PNP switching outputs** and **analog 4-20 mA signals**, allowing seamless integration into PLCs, control systems, or other automation infrastructure. The **LED indicator** provides real-time status feedback, signaling power, fault conditions, or sensor activation, while the **adjustable sensitivity** ensures fine-tuned performance across varying target materials, from reflective surfaces to semi-transparent objects.

One of the standout features of this sensor is its **high-speed response time**, enabling rapid detection and reaction in high-speed production lines where split-second accuracy is critical. The **retro-reflective design** also minimizes false triggers caused by ambient light or stray objects, enhancing overall system reliability. Additionally, the sensor s **wide operating voltage range (10 30V DC)** ensures compatibility with a broad spectrum of industrial power supplies, while its **low power consumption** contributes to energy efficiency in continuous operation. The **modular design** allows for easy replacement of individual components, reducing downtime and maintenance costs in long-term deployments.

Ideal for applications such as **conveyor monitoring, presence detection, level sensing, and quality control**, the Pepperl Fuchs RL28 series excels in environments where precision and durability are non-negotiable. Whether used in **automotive assembly lines, food and beverage processing, or material sorting facilities**, this sensor delivers consistent performance with minimal maintenance, making it a cost-effective solution for industries prioritizing automation and efficiency. Its **compact yet rugged construction**, combined with advanced sensing technology, positions it as a premium choice for engineers and technicians seeking a dependable, high-performance proximity sensor.

### **Pros and Cons of buying a Pepperl Fuchs RL28-55/47/82B/105 Retroreflective Sensor (Part Numbers: 419079, 350200)**

#### **Pros**

1. **High Reliability and Durability**

The RL28 series is known for its robust construction, designed to withstand harsh industrial environments. It features an IP67 rating, making it resistant to dust, water, and contaminants, which is ideal for manufacturing, packaging, and material handling applications.

2. **Wide Detection Range and Flexibility**

The sensor offers multiple lens options (47mm, 55mm, 82mm, and 105mm) to accommodate different detection distances and object sizes. This versatility allows for customization based on specific application requirements, such as conveyor monitoring or part presence detection.

3. **Retroreflective Technology**

Retroreflective sensors use a reflective tape or target to detect objects, which is particularly useful in applications where direct beam sensors may be obstructed or where ambient light interference is a concern. This technology ensures consistent and reliable detection even in challenging lighting conditions.

4. **Compact and Space-Efficient Design**

The RL28 series is designed to be compact, making it suitable for installations where space is limited. Its small footprint allows for easy integration into existing machinery without requiring significant modifications.

5. **Easy Installation and Configuration**

The sensor is designed for straightforward mounting and wiring. It often includes features like quick-connect terminals and intuitive programming interfaces, reducing installation time and complexity. Some models also support plug-and-play configurations with compatible PLCs or control systems.

6. **Long Lifespan and Low Maintenance**

Pepperl Fuchs is a reputable manufacturer known for producing high-quality, long-lasting sensors. The RL28 series is designed to minimize maintenance requirements, reducing downtime and operational costs over its service life.

7. **Compatibility with Industrial Standards**

The sensor adheres to industry standards for safety and performance, including compliance with CE, UL, and other relevant certifications. This ensures that it can be used in a wide range of applications without compromising safety or regulatory requirements.

8. **Good Signal Stability**

Retroreflective sensors like the RL28 are less prone to false triggers caused by ambient light or dust compared to other sensor types, such as diffuse or through-beam sensors. This stability is crucial for applications requiring consistent and accurate detection.

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#### **Cons**

1. **Limited Detection Angle**

Retroreflective sensors have a narrower detection angle compared to diffuse or through-beam sensors. This means they may not be suitable for applications where objects need to be detected from a wide range of angles or positions. Users may need to carefully position the sensor and reflective tape to ensure reliable detection.

2. **Dependence on Reflective Targets**

The performance of retroreflective sensors relies on the quality and placement of the reflective tape or target. If the tape is damaged, misaligned, or contaminated (e.g., by oil or dirt), the sensor may fail to detect objects accurately. This adds an extra layer of maintenance and potential points of failure.

3. **Potential for Misalignment Issues**

In dynamic environments where objects or the sensor itself may shift (e.g., on moving conveyors), misalignment can cause detection failures. Users may need to implement additional safeguards, such as mechanical guides or adjustable mounts, to mitigate this issue.

4. **Higher Cost Compared to Basic Sensors**

While the RL28 series offers high reliability and versatility, it is generally more expensive than basic diffuse or through-beam sensors. For applications where simpler sensor types would suffice, the cost may not be justified.

5. **Limited Range for Larger Objects**

The detection range is determined by the lens size, and larger objects may not be detected effectively if the sensor s range is too short. Users must carefully select the appropriate lens to match their application, which may require trial and error in some cases.

6. **Potential for False Triggers in Dirty Environments**

Although the sensor is IP67-rated, extreme contamination (e.g., thick layers of dust or oil) can still affect performance. Regular cleaning may be necessary to maintain optimal operation, adding to maintenance efforts.

7. **Compatibility with Older Systems**

While the RL28 series is designed for modern industrial environments, integrating it with very old or non-standard control systems may require additional interfaces or adapters, adding complexity to the setup.

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### **Conclusion**

The **Pepperl Fuchs RL28-55/47/82B/105 retroreflective sensor** is a high-quality, reliable choice for applications requiring precise and consistent object detection in harsh industrial environments. Its durability, versatility in detection range, and resistance to contaminants make it ideal for material handling, packaging, and automation tasks where reliability is critical.

However, its reliance on reflective targets, narrower detection angle, and higher cost compared to simpler sensors may pose challenges in certain applications. Users should carefully evaluate their specific needs such as detection range, environmental conditions, and budget to determine whether this sensor is the best fit.

If your application demands **high accuracy, long-term reliability, and resistance to harsh conditions**, the RL28 series is an excellent investment. For simpler or less demanding applications, a lower-cost sensor may be more appropriate.

---

### **Recommendation**

**Buy the Pepperl Fuchs RL28-55/47/82B/105 retroreflective sensor if:**

- You require a **durable, IP67-rated sensor** for use in dirty or wet environments.

- Your application involves **detecting objects with reflective tape** at varying distances (47mm to 105mm).

- You need **reliable, low-maintenance performance** in industrial automation, packaging, or material handling.

- You are willing to invest in a **premium sensor** for long-term reliability and reduced downtime.

**Consider alternatives if:**

- Your application does not require retroreflective technology and a **diffuse or through-beam sensor** would suffice (potentially at a lower cost).

- The detection range or angle is not critical, and a simpler sensor would work.

- Budget constraints make the RL28 series prohibitively expensive for your needs.

For most **high-reliability industrial applications**, the RL28 series is a strong recommendation due to its proven performance and Pepperl Fuchs reputation for quality. Always verify compatibility with your specific control system and application requirements before purchasing.

Details:

RETROREFLECTIVE SENSOR w/ POLARIZATION FILTER. 5-PIN M12 MALE CONNECTOR. MANUFACTURER PART NUMBER: RL28-55/47/82B/105. EFFECTIVE DETECTION RANGE: 0.

PEPPERL FUCHS RL28-55/47/82B/105.

part #: rl28554782b105 prices

  • $115.00-$175.00

specifications automationjack:

  • brand: Pepperl Fuchs
  • mpn: Rl28-55/47/82b/105
  • part type: Sensor

general automationjack:

  • Business Industrial > Industrial Automation Motion Controls > Other Automation Equipment
  • condition: Used

offer automationjack:

  • best offers: True
  • quantity: 1
  • sold: 0
  • options: Ship-to-home
  • started: April 14, 2026
  • availability: In Stock

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  • cost: $21.51
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seller automationjack:

  • rating: 99.9%
  • city: Clinton Township, Michigan
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part type: sensor,
category: business & industrial > industrial automation motion controls > automation equipment, sku: 14872792825972881,
Pepperl Fuchs RL28-55-47-82B-105 Is Similar To:
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5 offers $115.00–$175.00 USD
  • New – Open box. Offer #1 priced at $175.00 + $0.00 shipping estimate = $175.00* total. NEW PEPPERL FUCHS /47/82B/105 RETROFLECTIVE SENOR.FREE SHIPPING
  • New – Open box. Offer #2 priced at $175.00 + $21.86 shipping estimate = $196.86* total. +$21.86 shipping
  • New. Offer #3 priced at $115.00 + $19.02 shipping estimate = $134.02* total. +$19.02 shipping
  • Used. Offer #4 priced at $114.95 + $15.79 shipping estimate = $130.74* total. +$15.79 shipping
  • New – Open box. Offer #5 priced at $62.50 + $17.02 shipping estimate = $79.52* total. +$17.02 shipping

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