Omron E3JM-DS70M4 Photoelectric Sensor
The Omron E3JM-DS70M4 Photoelectric Sensor delivers diffuse-reflective with a 700 mm sensing distance, infrared LED (940 nm) light source, and relay output for reliable AC/DC operation. Operating on 12 to 240 VDC or 24 to 240 VAC, it is part of the Omron automation range under the Omron Photoelectric Sensors category and the Omron E3JM Series. Featuring a terminal block connection, SPDT control output, Light-ON/Dark-ON switch, 30 ms response time, and IP66 protection, this AC/DC power-free type sensor ensures dependable performance in industrial environments with a PF1/2 conduit socket design.
| Brand | Omron |
| Product | Photoelectric Sensors |
| Model Number | E3JM-DS70M4 |
Omron E3JM-DS70M4 Photoelectric Sensor – Technical Specifications
| Specification | Value |
|---|---|
| Sensing Method | Diffuse-reflective |
| Sensing Distance | White paper (200 × 200 mm): 700 mm |
| Light Source | Infrared LED (940 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 (cosφ=1) max., 5 VDC, 10 mA min. |
| Operation Mode | Light-ON Dark-ON (switch selectable) |
| Response Time | Operate or reset: 30 ms max. |
| Sensitivity Adjustment | One-turn adjuster |
| Timer Function | ON-delay/OFF-delay/One-shot delay switch selectable |
| Ambient Illumination | Incandescent lamp: 3,000 lx max. |
| Ambient Temperature Range | Operating: −25°C to 55°C, Storage: −30°C to 70°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 MΩ 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 |
The Omron E3JM-DS70M4 Photoelectric Sensor, part of the reliable Omron E3JM Series, reinforces its identity as a robust diffuse-reflective sensor built for dependable performance in industrial automation environments. Operating on a wide voltage range of 12–240 VDC or 24–240 VAC, it features a SPDT relay output (3 A at 250 VAC) for direct load control and simplified system wiring. Offering a 700 mm sensing distance (on white targets 200 × 200 mm), a fast 30 ms response time, and switch-selectable Light-ON/Dark-ON modes, this model combines versatility and accuracy. The IP66-rated housing, crafted from ABS, methacrylic resin, and polycarbonate, ensures reliable operation under vibration (10–55 Hz, 1.5 mm amplitude) and shock (500 m/s²). Designed with a one-turn sensitivity adjuster and ON-delay/OFF-delay/one-shot timer function, the E3JM-DS70M4 simplifies setup and tuning for OEMs, integrators, and maintenance teams in Indian industries.
Across packaging machines, conveyor systems, and assembly stations, the Omron E3JM-DS70M4 Photoelectric Sensor provides consistent presence/absence detection, label verification, and part positioning where ambient light can reach 3,000 lx. It operates within temperature ranges of −25°C to 55°C and maintains stability even under high humidity. The infrared LED (940 nm) delivers precise and stable detection across different colors and reflective surfaces, making it suitable for production environments that handle mixed materials. For machine builders in India, its wide power compatibility, rugged design, and relay-based output simplify integration into both new and retrofit systems.
Manufactured by Omron Corporation, a global leader in sensing and control technologies, the E3JM-DS70M4 reflects Omron’s reputation for reliability and performance. Each sensor undergoes strict ISO-certified testing for insulation resistance (20 MΩ min at 500 VDC) and dielectric strength (2,000 VAC for 1 min), ensuring long-term stability and operator safety. Backed by Omron Automation India support and global technical expertise, this model delivers the quality and durability expected by engineers, OEMs, and plant maintenance professionals.
Within the same Omron E3JM Series, related variants are available to accommodate different conduit configurations while retaining the same sensing performance. The Omron E3JM-DS70M4-G offers identical 700 mm sensing range and relay output with a PG13.5 conduit socket thread, while the Omron E3JM-DS70M4-US variant provides the same detection range and electrical features with a 1/2-14NPT conduit thread for different installation standards. Both models complement the E3JM-DS70M4 by offering flexible mounting and wiring options, ensuring easy interchangeability within automation systems.
The Omron E3JM-DS70M4 Photoelectric Sensor combines wide-voltage operation, rugged IP66 construction, and adjustable timer control to provide unmatched versatility in industrial sensing. Engineers across India rely on this E3JM Series model for its stability, long lifespan, and simplified wiring through terminal block connections. Backed by Omron’s global support and service network, the E3JM-DS70M4 remains a trusted solution for precise diffuse-reflective detection in packaging, assembly, and conveyor-based automation applications.
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