Omron Retroreflective Photoelectric Sensor, Barrel Sensor, 100 mm → 3 m Detection Range

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£79.20

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£95.04

(inc. VAT)

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  • 11 unit(s) shipping from 13 October 2025
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RS Stock No.:
775-4385
Mfr. Part No.:
E3RB-RP21
Brand:
Omron
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Brand

Omron

Sensor Style

Barrel

Detection Type

Retroreflective

Detection Range

100 mm → 3 m

Output Type

PNP

Switching Mode

Light / Dark switching

Electrical Connection

M12 4 Pin Connector

Maximum DC Voltage

30V

Light Source

LED

IP Rating

IP67, IP69K

Maximum Current

25 mA

Response Time

500 μs

Series

E3RB

Maximum Operating Temperature

+55°C

Minimum Operating Temperature

-25°C

Housing Material

Nickel Plated Brass

Thread Size

M18

Standards Met

CE

Omron E3RB Series Photoelectric Sensor, 100mm Detection Range, PNP Output Type - E3RBRP21


This photoelectric sensor is designed for robust industrial sensing solutions, particularly in environments where conditions can be challenging. The sensor features a barrel style with a detection range of 100mm to 3m, making it ideal for various applications. With an IP67 rating, this non-contact detection sensor effectively withstands dust and water ingress, ensuring reliable performance in demanding settings.

Features & Benefits


• Retroreflective sensing enables reliable detection over long distances
• PNP output facilitates easy integration into existing systems
• LED light source ensures high visibility for user-friendly operation
• Operating temperature range of -25°C to +55°C accommodates diverse environments
• Quick and simple installation process reduces setup time and increases efficiency

Applications


• Utilised in logistics for automated sorting processes
• Effective in food and beverage processing lines for object detection
• Ideal for packaging machinery needing precise positioning feedback
• Effective in textile and ceramics production for automated monitoring
• Suitable for warehouse conveyor systems to enhance workflow efficiency

How does the robust housing contribute to its performance in industrial applications?


The durable nickel-plated brass housing protects internal components from dust, moisture, and physical impacts, ensuring the sensor operates effectively in harsh environments, extending its lifespan and reliability.

What factors should be considered for optimal installation of the sensor?


Proper alignment is crucial for accurate detection

users should ensure the optical axis is unobstructed and the sensor is securely mounted to avoid misalignment caused by vibrations or environmental factors.

Can this sensor be used in high-humidity settings?


Yes, with an IP67 rating, it is designed to function effectively in high-humidity environments, providing reliable detection without risk of failure due to moisture ingress.


E3F2 Series Barrel


Output can be configured by wiring either ’light ON’ or ’dark ON’
Built in amplifier
Short circuit and reverse polarity protection
M18 DIN size cylindrical housing

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