Omron E3JK-R4M2 2M – photoelectric sensor

The Omron E3JK-R4M2 2M is a retro-reflective photoelectric sensor designed for reliable object detection in industrial automation systems. It operates with a wide supply voltage range and provides relay output switching for flexible integration.

With a sensing distance of up to 4 meters (using a reflector) and a durable housing, the sensor is suitable for industrial environments. The model includes a 2-meter pre-wired cable for easy installation.

Technical overview:
• Series: E3JK
• Detection method: retro-reflective
• Sensing distance: up to 4 m
• Supply voltage: 12–240V AC/DC
• Output type: relay output (SPDT)
• Light source: red LED
• Response time: approx. 20 ms
• Protection rating: IP64
• Connection: 2 m cable

Typical applications:
• Object presence detection
• Conveyor systems
• Packaging machinery
• Production lines
• Material handling systems

About the manufacturer:
Omron is a global supplier of industrial automation components, including sensors, controllers and motion systems for advanced manufacturing applications.