Omron E3T-SR44 2M Photoelectric Sensor
The Omron E3T-SR44 2M Photoelectric Sensor is an ultracompact, ultrathin photoelectric sensor with built-in amplifier designed for precise object detection. This retro-reflective, square-type sensor provides a 30 to 200 mm sensing distance and operates with a PNP output using a red LED light source. It supports 12 to 24 VDC power supply and Dark-ON operation with a pre-wired 2-meter cable. Manufactured by Omron, it is part of the Omron Photoelectric Sensors range under the Omron E3T Series.
| Brand | Omron |
| Product | Photoelectric Sensors |
| Model Number | E3T-SR44 2M |
Omron E3T-SR44 2M Photoelectric Sensor - Technical Specifications
| Specification | Value |
|---|---|
| Sensing Method | Retro-reflective |
| Shape | Square type |
| Sensing Distance | 30 to 200 mm |
| Power Supply Voltage | 12 to 24 VDC |
| Output Configuration | PNP |
| Connection Method | Pre-wired cable length 2m |
| Current Consumption | 20 mA max |
| Light Source (Wavelength) | Red LED |
| Operation Mode | Dark-ON |
| Response Time | 1 ms max. |
| Degree Of Protection | IP67 |
| Material | Polybutylene terephthalate |
| Material Lens | Denatured Polyarylate |
| Weight | 20g |
The Omron E3T-SR44 2M photoelectric sensor is a retro-reflective sensing device developed for compact automation systems requiring accurate detection in limited spaces. As an ultracompact and ultrathin photoelectric sensor with a built-in amplifier, it combines PNP output, 30β200 mm sensing range, and stable 12β24 VDC operation for reliable performance in industrial control environments.
In practical applications, the E3T-SR44 2M sensor is commonly used in packaging machines, electronic assembly lines, conveyor systems, and compact automation equipment. Its retro-reflective sensing principle allows dependable object detection with minimal installation space, while the red LED light source ensures consistent sensing of small or fast-moving targets.
The E3T series design emphasizes durability, noise resistance, and easy integration into modern control panels. With Dark-ON operation, pre-wired cabling, and a slim square housing, the Omron E3T-SR44 2M photoelectric sensor supports long-term industrial use where space efficiency, wiring simplicity, and stable detection performance are critical.
