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
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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
| Parameter | Specification |
|---|---|
| Sensor Type | Laser photoelectric diffuse, retro-reflective, or through-beam |
| Sensing Range | 10 mm – 20 m (model dependent) |
| Light Source | Red laser diode, Class II |
| Spot Size | ≤1 mm at 1 m distance |
| Response Time | ≤1 ms |
| Output Type | NPN or PNP open collector |
| Supply Voltage | DC 10–30V |
| Current Consumption | ≤35 mA |
| Output Current | ≤100 mA |
| Protection Circuit | Short-circuit and reverse polarity protection |
| Housing Material | ABS or stainless-steel enclosure |
| Cable Type | M12 connector or PVC cable, 2m / 5m optional |
| Operating Temperature | –25°C to +55°C |
| IP Rating | IP67 |
| Compliance | CE, 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
Engineers develop optimized electronic circuits and structural designs based on real application needs.
High-quality components and materials are carefully selected from trusted suppliers to ensure long-term reliability.
Automated SMT and precision soldering technologies are used to build stable and high-performance circuit boards.
Sensor elements or connector terminals are assembled with the PCB and housing to ensure accurate operation and strong mechanical stability.
Each product undergoes strict calibration and functional testing to guarantee accuracy and stable performance.
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











