Laser Photoelectric Sensor, Photoelectric Sensor

Laser Photoelectric Sensor, Photoelectric Sensor

Key Features

  • Visible red laser for high-precision detection and alignment

  • Compact housing ideal for limited-space industrial setups

  • Fast response time (<1 ms) supports high-speed production lines

  • Wide detection range up to 20 meters depending on model

  • NPN/PNP output compatibility with PLCs and controllers

  • Adjustable sensitivity ensures accurate operation on various materials

  • Resistant to dust, vibration, and ambient light interference

  • IP67-rated structure suitable for harsh industrial environments

  • CE and RoHS certified for global compliance and B2B shipment

  • Reliable OEM supply with factory calibration and customizable options

Laser Photoelectric Sensor | High Precision Optical Detection for Industrial Automation & OEM Integration

Product Description

Our laser photoelectric sensors are high-performance optical detection devices specifically designed for industrial automation and OEM integration applications. Leveraging advanced laser emission technology, they ensure precise object detection, positioning, and distance measurement—even within harsh industrial environments.

Unlike traditional infrared sensors, our laser sensors utilize a focused, visible laser beam to achieve micron-level detection accuracy over extended sensing distances. They feature exceptional consistency, an ultra-long service life, and stable signal output, all while requiring minimal maintenance.

Available with selectable NPN or PNP output modes, these laser photoelectric sensors support sensitivity adjustment and offer robust immunity to ambient light interference, making them an ideal choice for automated production lines, robotic systems, material handling equipment, and packaging systems. Furthermore, they are compatible with mainstream controllers and PLCs from renowned brands—such as Omron, Keyence, Panasonic, and Siemens—thereby ensuring seamless integration for engineers and OEM developers.

Advantages of Laser Photoelectric Sensor

  • High-precision optical detection for small object and fine edge recognition

  • Long sensing distance with visible red laser beam

  • Fast response time (<1 ms) for high-speed applications

  • NPN/PNP output mode for easy PLC connection

  • Compact and robust housing for industrial environments

  • Adjustable sensitivity and detection range

  • High resistance to ambient light and electromagnetic interference

  • Stable performance in dusty or semi-outdoor conditions

  • Easy installation with standard M12 or cable connector

  • Factory-calibrated and RoHS compliant for global B2B supply

Laser Photoelectric Sensor Specifications

ParameterSpecification
Sensor TypeLaser photoelectric diffuse, retro-reflective, or through-beam
Sensing Range10 mm – 20 m (model dependent)
Light SourceRed laser diode, Class II
Spot Size≤1 mm at 1 m distance
Response Time≤1 ms
Output TypeNPN or PNP open collector
Supply VoltageDC 10–30V
Current Consumption≤35 mA
Output Current≤100 mA
Protection CircuitShort-circuit and reverse polarity protection
Housing MaterialABS or stainless-steel enclosure
Cable TypeM12 connector or PVC cable, 2m / 5m optional
Operating Temperature–25°C to +55°C
IP RatingIP67
ComplianceCE, RoHS, ISO9001 factory certified

Typical Applications of Laser Photoelectric Sensor

Industrial Automation & Robotics

  • Conveyor object detection and counting

  • Robotic arm positioning and obstacle detection

  • Automated assembly lines and pallet control

Packaging & Printing Industry

  • Edge and label detection

  • Transparent film and bottle sensing

  • Carton presence verification

Electronics & Semiconductor Production

  • PCB alignment and part positioning

  • Feeder and component counting

Logistics & Warehouse Systems

  • Conveyor load detection

  • Sorting and gate control systems

OEM & Equipment Manufacturing

  • Compatible with Omron, Keyence, Panasonic, SICK, Banner, and Leuze sensors

  • Ideal for system integrators and automation solution providers

 

FAQ 

1. What materials can the laser photoelectric sensor detect?

It can detect plastic, glass, metal, wood, and even transparent or reflective surfaces, depending on the selected detection mode.

 

2. How accurate is this sensor compared to infrared sensors?

Laser photoelectric sensors provide higher accuracy and narrower beam focus, making them ideal for small object or precision distance detection.

 

3. Is it compatible with industrial PLC systems?

Yes, the sensor supports standard NPN/PNP transistor outputs, compatible with major PLC brands like Siemens, Omron, Mitsubishi, and Allen-Bradley.

4. Can it work in outdoor or dusty conditions?

With an IP67-rated enclosure, the sensor resists moisture, dust, and vibration, suitable for semi-outdoor or factory environments.

 

5. How do I select the right model for my application?

Choose based on sensing distance, output type, and target reflectivity. Our technical team can help you recommend the best model for your project.

6. What are the advantages of using a laser source?

The laser provides a smaller, more concentrated light spot, minimizing detection errors and enhancing positioning accuracy.

7. Does it require regular calibration?

No frequent calibration is needed. Each unit is factory-calibrated and tested for stable long-term operation.

 

8. Can I customize cable length or housing material?

Yes, OEM and custom options are available for different connector types, cable lengths, or material finishes.

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Strict Production Process

Product Design

Engineers develop optimized electronic circuits and structural designs based on real application needs.

Premium Component Sourcing

High-quality components and materials are carefully selected from trusted suppliers to ensure long-term reliability.

Advanced PCB Manufacturing

Automated SMT and precision soldering technologies are used to build stable and high-performance circuit boards.

Precision Assembly

Sensor elements or connector terminals are assembled with the PCB and housing to ensure accurate operation and strong mechanical stability.

Calibration & Performance Testing

Each product undergoes strict calibration and functional testing to guarantee accuracy and stable performance.

Final Quality Inspection & Packaging

Every unit is carefully inspected, labeled, and securely packaged to ensure it arrives safely and performs reliably for your applications.

Strict Production Process of Yafeite