Description
The Omron E3JU-R5M4T-3 Photoelectric Switch is a compact, self-contained retroreflective sensor designed for reliable object detection up to 5 meters. It utilizes a red LED light source and includes an integrated relay output for flexible connection to control circuits. Featuring adjustable sensitivity and a durable rectangular housing, this sensor provides dependable performance for industrial automation and safety applications.
Technical Specifications
| Condition |
New/Never Used Surplus |
| Brand |
Omron |
| Category |
Industrial Automation and Controls |
| Part Number |
E3JU-R5M4T-3 |
| Subcategory |
Photoelectric Sensors |
| Series |
E3JU Series |
| Type |
Retroreflective Photoelectric Switch |
| Sensing Method |
Polarized Retroreflective |
| Sensing Distance |
5 m |
| Light Source |
Red LED |
| Output Configuration |
Relay Output (SPDT) |
| Amplifier Type |
Self-Contained |
| Connection Method |
Pre-Leaded Cable |
| Adjustment Function |
Sensitivity Adjustment Potentiometer |
| Body Style |
Rectangular |
| Housing Material |
Reinforced Plastic |
| Supply Voltage |
12–240 VDC / 24–240 VAC (typical) |
| Response Time |
≤ 20 ms |
| Operating Mode |
Light-ON / Dark-ON Selectable |
| Mounting Type |
Through-hole or surface mount |
| Indicator |
Operation indicator LED |
| Protection Rating |
IP66 / NEMA 4X |
| Operating Temperature Range |
-25°C to +55°C |
| Storage Temperature Range |
-30°C to +70°C |
| Features |
Polarized sensing, relay output, adjustable sensitivity |
| Compliance |
CE Certified |
| Product Status |
Discontinued by Manufacturer |
| Weight |
Approx. 0.2 kg (0.44 lb) |
Information About E3JU-R5M4T-3
The E3JU-R5M4T-3 is part of the Omron E3JU Series, a family of compact photoelectric sensors offering high performance and ease of installation in space-constrained environments. This model operates using a polarized retroreflective sensing method, allowing accurate detection of reflective targets while minimizing false signals from shiny surfaces. The unit integrates a built-in amplifier and relay output, eliminating the need for external controllers. With a 5-meter detection range, pre-leaded wiring, and a rugged rectangular enclosure, the E3JU-R5M4T-3 is suitable for conveyors, packaging machines, and automated inspection systems.
Key Features:
- Retroreflective Sensing: Detects objects using reflected light for reliable presence detection.
- 5 m Detection Range: Provides long-range sensing for various industrial applications.
- Integrated Relay Output: Simplifies direct load switching without additional interface modules.
- Red LED Light Source: Ensures stable optical detection with visible alignment.
- Sensitivity Adjustment: Allows fine-tuning for different materials or backgrounds.
- Self-Contained Amplifier: Reduces wiring complexity and setup time.
- Compact Rectangular Design: Fits easily into control panels or equipment frames.
- Durable Omron Construction: Designed for long service life and stable performance.
The E3JU-R5M4T-3 delivers the reliability and precision required for optical object detection and industrial sensing systems.
