Leuze ET318BI.3/2N Diffuse Sensor | 50126606 | ProSens Automation

Leuze ET318BI.3/2N – Energetic Diffuse Photoelectric Sensor, 318B Series

The Leuze ET318BI.3/2N is an energetic diffuse photoelectric sensor from the proven 318B Series for direct object detection without requiring a reflector. It operates on the diffuse reflection principle using an infrared LED and detects objects based on the light reflected from their surface. The integrated Teach button allows quick sensitivity adjustment for different materials and target colours.

Key Features

• Energetic diffuse photoelectric sensor
• 318B Series cylindrical M18 design
• Diffuse reflection operating principle
• Guaranteed operating range: 0.001 to 0.7 m (90% white target)
• Typical sensing range up to 1 m
• 850 nm infrared LED light source
• 2 NPN transistor outputs (Light ON / Dark ON)
• Switching frequency: 500 Hz
• Response time: 1 ms
• Supply voltage: 10–30 VDC
• 2 m PUR 4-wire cable connection
• M18 × 1 ABS plastic housing
• IP67 protection rating
• Integrated Teach button for sensitivity adjustment
• Reverse polarity and short-circuit protection
• Operating temperature: -40°C to +60°C
• IEC 60947-5-2 and cULus certified

Where This Sensor Is Used

The ET318BI.3/2N is widely used in conveyor systems, packaging machines, beverage filling lines, food processing equipment, textile machinery, pharmaceutical machines, automotive assembly and warehouse automation. It is ideal for reliable presence detection where a reflector cannot be installed.

What's in the Box

Sensor unit only with integrated 2 m PUR cable. No reflector is required for operation.

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 Leuze ET318BI.3/2N?

The sensor offers a guaranteed operating range of 1 mm to 700 mm on a 90% white target, with a typical sensing limit up to 1 m. Actual sensing distance depends on the target's reflectivity.

Is this sensor suitable for harsh industrial environments?

Yes. The sensor features an IP67-rated ABS housing, operates from -40°C to +60°C, and includes reverse polarity and short-circuit protection for reliable industrial operation.

Does this sensor require a reflector?

No. The ET318BI.3/2N uses the diffuse reflection principle and detects objects directly from reflected infrared light. It is supplied with an integrated 2 m cable and is ready for installation.

Where can I buy the Leuze ET318BI.3/2N 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.