Omron E3Z-LL68 Photoelectric Sensor
The Omron E3Z-LL68 Photoelectric Sensor offers Distance-settable (BGS Models), 25 to 300 mm Sensing distance, NPN Output, Connector (M8, 4 pins), Red LD (655 nm), Laser Class 1, 12 to 24 VDC Power supply voltage, Light-ON/Dark-ON 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-LL68 |
Omron E3Z-LL68 Photoelectric Sensor – Technical Specifications
| Specification | Value |
|---|---|
| Sensing Method | Distance-settable (BGS Models) |
| Sensing Distance | 25 to 300 mm |
| Light Source | Red LD (655 nm), Laser Class 1 |
| Power Supply Voltage | 12 to 24 VDC |
| Output Configuration | NPN |
| Connection Method | Connector (M8, 4 pins) |
| Current Consumption | 30 mA max. |
| Control Output | Load power supply voltage: 26.4 VDC max., Load current: 100 mA max., Open collector output |
| Operation Mode | Light-ON/Dark-ON |
| Response Time | Operate or reset: 0.5 ms max. |
| Sensitivity Adjustment | Five-turn endless 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: −10 to 55°C, Storage: −25 to 70°C (with no icing or condensation) |
| Ambient Humidity Range | Operating: 35% to 85%, Storage: 35% to 95% (with no icing or 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 | IP67 (IEC 60529) |
| Material | PBT (polybutylene terephthalate), Modified polyarylate resin |
| Weight | Approx. 20 g |
The Omron E3Z-LL68 Photoelectric Sensor delivers exceptional laser-based accuracy with a configurable detection range from 25 to 300 mm for white surfaces and up to 100 mm for black objects. Built with a Red LD (655 nm) light source, the sensor complies with Class 1 laser safety standards under JIS, IEC, and FDA classifications. The five-turn endless adjuster provides fine-grained sensitivity control, making it ideal for object presence, size detection, and distance measurement across packaging, electronics, and conveyor systems.
This compact NPN output Photoelectric Sensor features a 0.5 ms response time, dual operation and stability indicators, and an M8 4-pin connector for easy plug-and-play installation. Its rugged construction includes PBT and polyarylate housing, and it holds an IP67 rating to ensure durability against water, dust, and industrial vibration. Built-in protection circuits like reverse polarity, output short-circuit prevention, and mutual interference protection ensure operational integrity even in demanding environments.
Backed by Omron's trusted engineering, the E3Z-LL68 Photoelectric Sensor provides dependable sensing performance with minimal setup. It’s suitable for compact machinery, high-speed detection lines, and precision assembly applications.
