Omron E3T-SL11 2M Ultracompact Photoelectric Sensor
The Omron E3T-SL11 2M Photoelectric Sensor is an ultracompact, ultrathin photoelectric sensor with built-in amplifier designed for precise short-range detection. This limited reflective model offers a 5 to 15 mm sensing distance, NPN output, Red LED light source, and operates on a 12 to 24 VDC power supply in Light-ON mode with a pre-wired 2 m cable. Manufactured by Omron, it belongs to the Omron Photoelectric Sensors category and is part of the Omron E3T Series.

| Brand | Omron |
| Product | Photoelectric Sensors |
| Model Number | E3T-SL11 2M |
Omron E3T-SL11 2M Photoelectric Sensor - Technical Specifications
| Specification | Value |
|---|---|
| Sensing Method | Limited Reflective |
| Shape | Square type |
| Sensing Distance | 5 to 15 mm |
| Power Supply Voltage | 12 to 24 VDC |
| Output Configuration | NPN |
| Connection Method | Pre-wired cable length 2m |
| Current Consumption | 20 mA max. |
| Light Source (Wavelength) | Red LED |
| Operation Mode | Light-ON |
| Response Time | 1 ms max. |
| Degree Of Protection | IP67 |
| Material | Polybutylene terephthalate |
| Material Lens | Denatured Polyarylate |
| Weight | 20g |
The Omron E3T-SL11 2M photoelectric sensor is a limited reflective sensing device developed for compact automation environments. As an ultracompact and ultrathin photoelectric sensor with built-in amplifier, it provides 5β15 mm sensing range, NPN output configuration, and stable operation using a Red LED light source. Its slim square-type design supports reliable detection in space-constrained installations.
In industrial applications, the E3T-SL11 2M is commonly used in electronic assembly lines, small part detection, precision positioning, and compact machinery. The limited reflective sensing principle enables accurate object detection at close distances, while the Light-ON operating mode ensures consistent output behavior in controlled automation processes.
The Omron E3T Series is engineered for long-term industrial reliability, and the E3T-SL11 2M follows these design standards with stable electrical performance and low power consumption. Operating on 12β24 VDC and supplied with a 2 m pre-wired cable, this photoelectric sensor integrates easily into control panels and machine wiring, making it suitable for continuous use in industrial automation systems.




