Omron E3RA Photoelectric Sensor
The Omron E3RA Series Photoelectric Sensor from Omron is a compact cubic sensor designed for high reliability in factory automation. As part of the Omron Photoelectric Sensor family, the E3RA Series supports AC/DC 24 to 240 V or DC 12–24 V operation, offering flexible integration with industrial control systems. Available in Through-beam, Retro-reflective, and Diffuse-reflective types, it provides visible light alignment and adjustable sensitivity. With IP64 protection, compact housing, and quick installation, the E3RA Series ensures dependable performance across packaging, labeling, and component detection applications.
Omron E3RA-DN11 2M Photoelectric Sensor
Photoelectric Sensor, Diffuse-reflective, Radial type, Plastic, 100 mm Sensing distance, Red LED, 10 to 30 VDC Power supply, NPN output, Pre-wired, 2 m Cable.
Omron E3RA-DN12 2M Photoelectric Sensor
Photoelectric Sensor, Diffuse-reflective, Radial type, Plastic, 300 mm Sensing distance, Red LED, 10 to 30 VDC Power supply, NPN output, Pre-wired, 2 m Cable.
Omron E3RA-DN13 2M Photoelectric Sensor
Photoelectric Sensor, Diffuse-reflective, Radial type, Plastic, 700 mm Sensing distance, Red LED, 10 to 30 VDC Power supply, NPN output, Pre-wired, 2 m Cable.
Omron E3RA-DN21 Photoelectric Sensor
Photoelectric Sensor, Diffuse-reflective, Radial type, Plastic, 100 mm Sensing distance, Red LED, 10 to 30 VDC Power supply, NPN output, M12 Connector.
Omron E3RA-DN22 Photoelectric Sensor
Photoelectric Sensor, Diffuse-reflective, Radial type, Plastic, 300 mm Sensing distance, Red LED, 10 to 30 VDC Power supply, NPN output, M12 Connector.
Omron E3RA-DN23 Photoelectric Sensor
Photoelectric Sensor, Diffuse-reflective, Radial type, Plastic, 700 mm Sensing distance, Red LED, 10 to 30 VDC Power supply, NPN output, M12 Connector.
Omron E3RA-DP11 2M Photoelectric Sensor
Photoelectric Sensor, Diffuse-reflective, Radial type, Plastic, 100 mm Sensing distance, Red LED, 10 to 30 VDC Power supply, PNP output, Pre-wired, 2 m Cable.
Omron E3RA-DP12 2M Photoelectric Sensor
Photoelectric Sensor, Diffuse-reflective, Radial type, Plastic, 300 mm Sensing distance, Red LED, 10 to 30 VDC Power supply, PNP output, Pre-wired, 2 m Cable.
Omron E3RA-DP13 2M Photoelectric Sensor
Photoelectric Sensor, Diffuse-reflective, Radial type, Plastic, 700 mm Sensing distance, Red LED, 10 to 30 VDC Power supply, PNP output, Pre-wired, 2 m Cable.
Omron E3RA-DP21 Photoelectric Sensor
Photoelectric Sensor, Diffuse-reflective, Radial type, Plastic, 100 mm Sensing distance, Red LED, 10 to 30 VDC Power supply, PNP output, M12 Connector.
Omron E3RA-DP22 Photoelectric Sensor
Photoelectric Sensor, Diffuse-reflective, Radial type, Plastic, 300 mm Sensing distance, Red LED, 10 to 30 VDC Power supply, PNP output, M12 Connector.
Omron E3RA-DP23 Photoelectric Sensor
Photoelectric Sensor, Diffuse-reflective, Radial type, Plastic, 700 mm Sensing distance, Red LED, 10 to 30 VDC Power supply, PNP output, M12 Connector.
Omron E3RA-RN11 2M Photoelectric Sensor
Photoelectric Sensor, Retro-reflective with MSR function, Radial type, Plastic, 0.1 to 4 m with (E39-R1S) Sensing distance, Red LED, 10 to 30 VDC Power supply, NPN output, Pre-wired, 2 m Cable.
Omron E3RA-RN21 Photoelectric Sensor
Photoelectric Sensor, Retro-reflective with MSR function, Radial type, Plastic, 0.1 to 4 m with (E39-R1S) Sensing distance, Red LED, 10 to 30 VDC Power supply, NPN output, M12 Connector.
Omron E3RA-RP11 2M Photoelectric Sensor
Photoelectric Sensor, Retro-reflective with MSR function, Radial type, Plastic, 0.1 to 4 m with (E39-R1S) Sensing distance, Red LED, 10 to 30 VDC Power supply, PNP output, Pre-wired, 2 m Cable.
Omron E3RA-RP21 Photoelectric Sensor
Photoelectric Sensor, Retro-reflective with MSR function, Radial type, Plastic, 0.1 to 4 m with (E39-R1S) Sensing distance, Red LED, 10 to 30 VDC Power supply, PNP output, M12 Connector.
Omron E3RA-TN11 2M Photoelectric Sensor
Omron Photoelectric Sensor, Through-beam (Emitter: E3RA-TN11-L 2M, Receiver: E3RA-TN11-D 2M), Radial type, Plastic, 20 m Sensing distance, Red LED, 10 to 30 VDC Power supply, NPN output, Pre-wired, 2 m Cable.
Omron E3RA-TN21 Photoelectric Sensor
Omron Photoelectric Sensor, Through-beam (Emitter: E3RA-TN21-L, Receiver: E3RA-TN21-D), Radial type, Plastic, 20 m Sensing distance, Red LED, 10 to 30 VDC Power supply, NPN output, M12 Connector.
Omron E3RA-TP11 2M Photoelectric Sensor
Omron Photoelectric Sensor, Through-beam (Emitter: E3RA-TP11-L 2M, Receiver: E3RA-TP11-D 2M), Radial type, Plastic, 20 m Sensing distance, Red LED, 10 to 30 VDC Power supply, PNP output, Pre-wired, 2 m Cable.
Omron E3RA-TP21 Photoelectric Sensor
Omron Photoelectric Sensor, Through-beam (Emitter: E3RA-TP21-L, Receiver: E3RA-TP21-D), Radial type, Plastic, 20 m Sensing distance, Red LED, 10 to 30 VDC Power supply, PNP output, M12 Connector.
The Omron E3RA Series Photoelectric Sensors provide stable long-range detection and versatile voltage compatibility for general-purpose automation tasks. Designed in a space-efficient rectangular housing, they offer sensing distances up to 20 m (through-beam) and up to 2 m for reflective models. Built-in relay output enables both Light-ON and Dark-ON modes for flexible control logic. The housing is made from durable ABS with methacrylic lens, ensuring reliable operation in dusty environments. With a visible red LED for easy optical alignment and a single-turn sensitivity adjuster, the E3RA Series simplifies setup and enhances detection accuracy on production lines.