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Omron E3JM-R4M4-G Photoelectric Sensor
The Omron E3JM-R4M4-G Photoelectric Sensor features retro-reflective with MSR function with a 4 m sensing distance (using E39-R1), and relay output for industrial object detection. It operates on a 12 to 240 VDC or 24 to 240 VAC power supply and is part of the Omron automation lineup under the Omron Photoelectric Sensors category and the Omron E3JM Series. Equipped with a red LED (660 nm) light source, SPDT control output (250 VAC, 3A), Light-ON/Dark-ON switch selection, 30 ms response time, IP66 protection, and PG13.5 conduit terminal block connection, it ensures stable performance in AC/DC applications.
| Brand | Omron |
| Product Type | Photoelectric Sensor |
| Model Number | E3JM-R4M4-G |
Omron E3JM-R4M4-G Photoelectric Sensor β Technical Specifications
| Specification | Value |
|---|---|
| Sensing Method | Retroreflective with MSR function |
| Sensing Distance | 4 m (When using E39-R1) |
| Standard Sensing Object | Opaque: 75-mm dia. min. |
| Light Source | Red LED (660 nm) |
| Power Supply Voltage | 12 to 240 VDC, ripple (p-p): 10% max. 24 to 240 VAC, 50/60 Hz |
| Output configuration | Relay |
| Connection Method | Terminal block |
| Power Consumption | 2 W max., 2 W max. |
| Control Output | SPDT, 250 VAC, 3A (cosΟ=1) max., 5 VDC, 10 mA min. |
| Operation Mode | Light-ON Dark-ON (switch selectable) |
| Response Time | Operate or reset: 30 ms max. |
| Timer Function | ON-delay/OFF-delay/One-shot delay switch selectable |
| Ambient Illumination | Incandescent lamp: 3,000 lx max. |
| Ambient Temperature Range | Operating: β25Β°C to 55Β°C, Storage: β30Β°C to 70Β°C (with no icing or condensation) |
| Ambient Humidity Range | Operating: 45% to 85% (with no condensation), Storage: 35% to 95% (with no condensation) |
| Insulation Resistance | 20 MΞ© min. at 500 VDC |
| Dielectric Strength | 2,000 VAC, 50/60 Hz for 1 min. |
| Vibration Resistance | 10 to 55 Hz, 1.5-mm double amplitude for 2 hours each in X, Y, and Z directions |
| Shock Resistance | 500 m/s2 3 times each in X, Y, and Z directions, 100 m/s2 3 times each in X, Y, and Z directions |
| Degree of Protection | IEC 60529: IP66 |
| Material | ABS (Acrylonitril Butadiene Styrene), Methacrylic resin, Polycarbonate, Iron |
| Weight | Approx. 160 g |
Omron has earned global trust in industrial automation through reliable, high-quality sensing technology. The Omron E3JM-R4M4-G exemplifies this excellence with its precise retroreflective detection and mechanical durability. As a high-performance Omron Retroreflective with MSR sensor, it is engineered to meet safety and efficiency requirements in modern factories, offering seamless integration with automation systems.
The Omron E3JM-R4M4-G uses a Red LED (660 nm) and detects opaque objects with a minimum diameter of 75 mm from a distance of up to 4 meters (when used with the E39-R1 reflector). Its wide input voltage range of 12β240 VDC or 24β240 VAC makes it suitable for diverse systems. With SPDT relay output, selectable Light-ON/Dark-ON modes, and ON-delay/OFF-delay timer functions, it is versatile for complex applications.
Built with an IP66-rated ABS body, this sensor operates reliably in dusty, wet, and vibration-prone environments. It's perfect for object detection in packaging lines, conveyor systems, and assembly machines where consistent, high-accuracy sensing is critical. The E3JM R4M4 G enhances machine reliability, making the Omron E3JM-R4M4-G a top choice for engineers looking for an efficient Omron Retroreflective with MSR solution.
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