Omron E3Z-L66 Photoelectric Sensor
The Omron E3Z-L66 Photoelectric Sensor offers Diffuse-reflective, 90±30 mm (narrow beam) Sensing distance, NPN Output, Standard M8 connector, Red LED (650 nm) Light source, 12 to 24 VDC Power supply voltage, Light-ON/Dark-ON selectable mode. Manufactured by Omron under the Omron Photoelectric Sensors category, this model belongs to the Omron E3Z Series.
| Brand | Omron |
| Product | Photoelectric Sensors |
| Model Number | E3Z-L66 |
Omron E3Z-L66 Photoelectric Sensor – Technical Specifications
| Specification | Value |
|---|---|
| Sensing Method | Diffuse-reflective |
| Sensing Distance | 90±30 mm (narrow beam) |
| Light Source | Red LED (650 nm) |
| Power Supply Voltage | 12 to 24 VDC |
| Output Configuration | NPN |
| Connection Method | Standard M8 connector |
| Current Consumption | 30 mA max. |
| Control Output | Load power supply voltage: 26.4 VDC max., Load current: 100 mA max. Residual voltage: Load current of less than 10 mA: 1 V max. Load current of 10 to 100 mA: 2 V max. |
| Operation Mode | Light-ON/Dark-ON selectable |
| Response Time | Operate or reset: 1 ms max. |
| Sensitivity Adjustment | One-turn adjuster |
| Indicators | Operation indicator (orange) Stability indicator (green) |
| Ambient Illumination | Incandescent lamp: 3,000 lx max. Sunlight: 10,000 lx max. |
| Ambient Temperature Range | Operating: −25 to 55°C, Some connector models: −40°C to 55°C, Storage: −40 to 70°C (with no icing or condensation) |
| Ambient Humidity Range | Operating: 35% to 85%, Storage: 35% to 95% (with no condensation) |
| Insulation Resistance | 20 MΩ min. at 500 VDC |
| Dielectric Strength | 1,000 VAC, 50/60 Hz for 1 min |
| Vibration Resistance | Destruction: 10 to 55 Hz, 1.5 mm double amplitude for 2 hours each in X, Y, and Z directions |
| Shock Resistance | Destruction: 500 m/s2 3 times each in X, Y, and Z directions |
| Protection Circuits | Reversed power supply polarity protection, Output short-circuit protection, Mutual interference prevention, and Reversed output polarity protection |
| Degree Of Protection | IEC, IP67 |
| Material | PBT (polybutylene terephthalate), Modified polyarylate |
| Weight | Approx. 20 g |
Built with advanced optics, the Omron E3Z-L66 Photoelectric Sensor features a sensing distance of 90 + 30 mm, utilizing a 650 nm red LED for consistent detection of targets like white paper surfaces. Its diffuse-reflective method makes it suitable for short-range presence detection in compact setups, conveyors, or assembly stations. The NPN open-collector output and selectable Light-ON/Dark-ON modes provide compatibility across various control systems.
This model includes a standard M8 connector for easy wiring and supports fast response times of 1 ms, ideal for high-speed operations. Its one-turn sensitivity adjuster allows fine-tuning based on application needs. Designed with visual indicators for operation and stability, it ensures real-time diagnostics and reduced downtime in automated environments.
With a PBT enclosure and IP67 protection, the E3Z-L66 Photoelectric Sensor resists dust, water, and oil ingress, making it durable in harsh environments. It offers reverse polarity and short-circuit protection and withstands vibration and shock in dynamic factory settings.
