Omron E3FA-BN21: Reliable coaxial retro-reflective photoelectric sensor for transparent object detection, IP67/IP69K protection, and 500 mm sensing distance.
Product ModelE3FA-BN21
Product ID66464
Stock on Request
Last updated: 8/29/2026
Key Features
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1. Reliable DetectionThe Omron E3FA-BN21 features a coaxial retro-reflective sensing method, ensuring high accuracy and reliability in detecting transparent objects. Its polarized red light prevents false reads on mirrored surfaces, making it ideal for applications requiring precise detection.
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2. Durable DesignBuilt with a rugged ABS housing, the E3FA-BN21 is designed to withstand harsh environments. It meets IP67 and IP69K standards, ensuring it can operate in high-pressure and high-temperature conditions, as well as withstand water jets and dust.
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3. Easy InstallationThe sensor has a compact cylindrical design with a manual adjustment setting method, making it easy to integrate into various machines. The M12 connector provides a convenient connection method, simplifying the installation process.
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4. High SensitivityWith a response time of 0.5 ms, the E3FA-BN21 offers fast and sensitive detection. Its high power red LED ensures reliable outputs even in dusty environments, compensating for dirt and misalignment.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Specifications may be subject to change without notice
Parameter
Value
Parameter
Value
Body Type
Threaded Cylindrical
Housing Material
Plastic
Sensing Direction
Straight
Size
M18
Supply Voltage
10 to 30 VDC
Type
Compact Sensor
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5. Versatile Operation ModesThe sensor supports both Light-ON and Dark-ON operation modes, selectable by wiring. This versatility allows the sensor to be easily adapted to different application requirements, providing flexibility in its usage.
