Leuze ET318B.3/4P Diffuse Sensor | 50122563 | ProSens Automation

Leuze ET318B.3/4P – Diffuse Photoelectric Sensor, 318B Series

The Leuze ET318B.3/4P is a diffuse photoelectric sensor from the proven 318B Series designed for reliable object detection without requiring a reflector. It operates on the diffuse reflection principle, where the emitted light is reflected directly from the object back to the sensor. The integrated Teach button allows quick sensitivity adjustment for different target materials.

Key Features

• Diffuse photoelectric sensor
• 318B Series cylindrical M18 design
• Diffuse reflection operating principle
• Guaranteed sensing range up to 700 mm on 90% white target
• Typical sensing range up to 1 m
• Visible red LED light source (620 nm)
• Two PNP transistor outputs (Light ON and Dark ON)
• Switching frequency: 500 Hz
• Response time: 1 ms
• Supply voltage: 10–30 VDC
• 4-pin M12 male connector
• M18 × 1 ABS plastic housing
• Protection rating: IP67
• Teach button for sensitivity adjustment
• Reverse polarity and short-circuit protection
• Operating temperature: -40°C to +60°C
• IEC 60947-5-2 compliant

Where This Sensor Is Used

The ET318B.3/4P is suitable for conveyor systems, packaging machines, food processing equipment, textile machinery, automotive production, pharmaceutical machines, warehouse automation and general factory automation. It is ideal where objects need to be detected directly without installing a reflector.

What's in the Box

Sensor unit only.

Buy from ProSens Automation

ProSens Automation is an authorized Leuze dealer based in Erode and Coimbatore region, Tamil Nadu, supplying genuine Leuze sensors across India. Every product comes with full manufacturer warranty. We provide technical support for sensor selection, wiring guidance, and commissioning help. Shipping available across India.

📱WhatsApp us for price & availability—or tap the enquiry button above.

Frequently Asked Questions

What is the sensing range of the ET318B.3/4P?

The sensor detects white objects up to 700 mm with a guaranteed operating range and up to 1 m under typical conditions. The sensing distance varies depending on the object's reflectivity.

Is this sensor suitable for industrial environments?

Yes. The ET318B.3/4P features an IP67-rated housing and operates from -40°C to +60°C, making it suitable for demanding industrial automation applications.

Does this sensor require a reflector?

No. The ET318B.3/4P is a diffuse photoelectric sensor and detects objects directly using the light reflected from the target. No reflector is required.

Where can I buy the Leuze ET318B.3/4P in India?

ProSens Automation is an authorized Leuze dealer in Erode and Coimbatore region, Tamil Nadu. We supply genuine Leuze products across India with full manufacturer warranty. WhatsApp us for pricing and delivery timeline.