Omron E3T-CT22S 2M Ultracompact Photoelectric Sensor
The Omron E3T-CT22S 2M Photoelectric Sensor is an ultracompact, ultrathin through-beam sensor with 500 mm sensing distance and NPN output for precise object detection. This photoelectric sensor with built-in amplifier uses a red LED light source, operates on 12 to 24 VDC, and supports Dark-ON mode with a pre-wired 2 m cable. Manufactured by Omron, it is part of the Omron Photoelectric Sensors category within the Omron E3T Series.
| Brand | Omron |
| Product | Photoelectric Sensors |
| Model Number | E3T-CT22S 2M |
Omron E3T-CT22S 2M Photoelectric Sensor - Technical Specifications
| Specification | Value |
|---|---|
| Sensing Method | Through-beam |
| Shape | Cylinder type |
| Sensing Distance | 500mm |
| Power Supply Voltage | 12 to 24 VDC |
| Output Configuration | NPN |
| Connection Method | Pre-wired cable length 2m |
| Current Consumption | 30 mA max. (Emitter 15 mA max., Receiver 15 mA max.) |
| Light Source (Wavelength) | Red LED |
| Operation Mode | Dark-ON |
| Response Time | 0.5 ms max. |
| Degree Of Protection | IP65 |
| Material | SUS303 |
| Material Lens | Polysulphone |
| Weight | . 60 g |
The Omron E3T-CT22S 2M is an ultracompact photoelectric sensor designed for space-constrained industrial automation applications. As an ultrathin photoelectric sensor with built-in amplifier, it provides through-beam detection, 500 mm sensing range, and stable NPN output for reliable signal switching. The integrated photoelectric amplifier supports consistent detection performance in compact machine designs.
In industrial applications, the E3T-CT22S photoelectric sensor is used in packaging machines, electronic assembly lines, conveyors, and inspection systems. Its slim cylindrical construction allows installation in narrow mounting spaces, while the red LED light source ensures clear alignment and dependable object detection. This makes it suitable for automation setups requiring accurate sensing with minimal installation depth.
The E3T-CT22S 2M sensor is engineered for long-term operation in industrial environments with stable power input and noise-resistant signal output. Operating on 12β24 VDC and supplied with a pre-wired cable, it supports reliable integration into control panels and PLC-based systems. Engineers selecting Omron E3T series sensors value their consistent performance, compact form factor, and dependable photoelectric amplifier design.
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