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Retroreflective photoelectric sensor
Retroreflective photoelectric sensors are a cornerstone of industrial automation, designed for reliable object detection without the need for a separate receiver. These devices integrate an emitter and receiver in a single housing, using a reflector to bounce the light beam back. Key technical parameters include sensing distance (ranging from 0....
Retroreflective photoelectric sensors are a cornerstone of industrial automation, designed for reliable object detection without the need for a separate receiver. These devices integrate an emitter and receiver in a single housing, using a reflector to bounce the light beam back. Key technical parameters include sensing distance (ranging from 0.1 to 20 meters), operating voltage (typically 10-30 VDC or 24-240 VAC), output types (PNP, NPN, or relay), and response time (often under 1 ms). They are available in cylindrical (M12, M18, M30) or rectangular form factors, with IP67 or IP69K protection for harsh environments. The polarized version eliminates false triggering from reflective surfaces, making them ideal for challenging applications.
These sensors excel in material handling, packaging lines, and conveyor systems where detecting transparent, shiny, or irregular objects is critical. They are widely used in automotive assembly for part presence verification, in logistics for pallet detection, and in food and beverage processing for bottle or can counting. Their robust design suits dusty, wet, or vibrating environments, and they integrate seamlessly into PLC-based control systems via standard M12 connectors.
Our portfolio includes subcategories such as cylindrical retroreflective sensors (e.g., model series PRK 18, PRK 3C) and rectangular units (e.g., series WL9, WL12). Key article codes follow patterns like PRK-18-xxx-xxx, where xxx denotes sensing range and output configuration. We also stock polarized versions (e.g., PRK 18P) and sensors with IO-Link communication for advanced diagnostics.
Partnering with us ensures access to real-time pricing, technical datasheets, and express global shipping. Our team of automation engineers provides personalized support for sensor selection, wiring, and integration, reducing downtime and optimizing your system performance.
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