Omron E3T-ST13M 5M Through-beam Photoelectric Sensor
The Omron E3T-ST13M 5M Photoelectric Sensor is an ultracompact, ultrathin through-beam sensor with built-in amplifier for precise object detection. This square-type sensor supports a 1 m sensing distance, PNP output, red LED light source, and operates on a 12 to 24 VDC power supply in Light-ON mode, with a pre-wired 5 m cable length. Manufactured by Omron, it is part of the Omron Photoelectric Sensors range and belongs to the Omron E3T Series.
| Brand | Omron |
| Product | Photoelectric Sensors |
| Model Number | E3T-ST13M 5M |
Omron E3T-ST13M 5M Photoelectric Sensor - Technical Specifications
| Specification | Value |
|---|---|
| Sensing Method | Through-beam |
| Shape | Square type |
| Sensing Distance | 1 m |
| Power Supply Voltage | 12 to 24 VDC |
| Output Configuration | PNP |
| Connection Method | Pre-wired cable length 5m |
| Current Consumption | 30 mA max. (Emitter 10 mA max., Receiver 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 | 40g |
The Omron E3T-ST13M 5M is a through-beam photoelectric sensor designed for applications requiring accurate detection in limited installation spaces. As an ultracompact and ultrathin photoelectric sensor with built-in amplifier, it provides stable switching using a PNP output, red LED emitter, and a defined 1 m sensing range. Its 12β24 VDC operation supports integration into standard DC control circuits.
In industrial automation, the E3T-ST13M 5M is commonly used in packaging machines, small conveyors, electronic assembly lines, and compact automation equipment. The through-beam sensing method ensures reliable object detection regardless of surface color or reflectivity, making it suitable for precision positioning, part presence detection, and counting applications.
The E3T-ST13M 5M sensor follows the design standards of the E3T Series, focusing on compact form factor, consistent output behavior, and electrical stability. Its pre-wired 5 m cable simplifies installation, while the built-in amplifier reduces external components. This makes the sensor suitable for long-term industrial use where space efficiency, wiring simplicity, and dependable detection are required.
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