Omron E3T-ST14M 2M Photoelectric Sensor
The Omron E3T-ST14M 2M Photoelectric Sensor is an ultracompact through-beam with 1 m sensing distance, PNP output, and red LED (650 nm) light source for precise detection. It operates on a 12 to 24 VDC power supply and is part of the Omron industrial automation lineup under the Omron Photoelectric Sensors category and the Omron E3T Series. With 30 mA current consumption, Dark-ON operation mode, 1 ms response time, and IP67 protection, this pre-wired 2 m cable sensor ensures stable and durable performance for detecting opaque objects as small as 2 mm diameter.
| Brand | Omron |
| Product | Photoelectric Sensors |
| Model Number | E3T-ST14M 2M |
Omron E3T-ST14M 2M Photoelectric Sensor – Technical Specifications
| Specification | Value |
|---|---|
| Sensing Method | Through-beam |
| Sensing Distance | 1 m |
| Standard Sensing Object | Opaque, 2-mm dia. min. |
| Light Source | Red LED (650 nm) |
| Power Supply Voltage | 12 to 24 VDC , ripple (p-p) 10% max. |
| Output Configuration | PNP |
| Connection Method | Pre-wired 2 M cable |
| Current Consumption | 30 mA max. (Emitter 10 mA max., Receiver 20 mA max.) |
| Control Output | Load power supply voltage: 26.4 VDC max. Load current: 50 mA max. (residual voltage: 2 V max. for load current of 10 to 50 mA, 1 V max. for load current of less than 10 mA) Open-collector output |
| Operation Mode | Dark-ON |
| Response Time | Operate or reset: 1 ms max. |
| Indicators | Operation indicator (orange), Stability indicator (green) |
| Ambient Illumination | Incandescent lamp: 5,000 lx max., Sunlight: 10,000 lx max. |
| Ambient Temperature Range | Operating: −25 to 55°C Storage: −40 to 70°C (with no icing or condensation) |
| Ambient Humidity Range | Operating: 35% to 85% Storage: 35% to 95% (with no condensation) |
| Insulation Resistance | 20 MΩ min. at 500 VDC |
| Dielectric Strength | AC1,000V, 50/60 Hz for 1 min. |
| Vibration Resistance | 10 to 2,000 Hz, 1.5-mm double amplitude or 300 m/s2 for 0.5 hours each in X, Y, and Z directions |
| Shock Resistance | 1,000 m/s2 3 times each in X, Y, and Z directions |
| Protection Circuits | Power supply and control output reverse polarity protection, Output short-circuit protection |
| Degree Of Protection | IEC 60529 IP67 |
| Material | PBT (polybutylene terephthalate), Denatured polyarylate |
| Weight | Approx. 40 g |
Designed with precision in mind, the Omron E3T-ST14M 2M features a Ultracompact, Ultrathin Photoelectric Sensor with a 1-meter sensing distance, ensuring accurate detection of opaque objects as small as 2 mm in diameter. Powered by a red LED (650 nm) and operating on 12 to 24 VDC , this compact sensor supports a PNP output configuration and includes a factory-fitted 2-meter pre-wired cable for quick installation.
The unit operates in Dark-ON mode with a swift 1 ms response time and includes dual status indicators—operation (orange) and stability (green)—for intuitive diagnostics. Built to withstand challenging conditions, it offers excellent resistance to vibration (up to 300 m/s²), shock (1,000 m/s²), and wide temperature variations from −25 to 55°C during operation. Its rugged PBT and denatured polyarylate housing is rated IP67, delivering reliable performance in dusty or wet industrial environments.
Backed by Omron’s engineering excellence, the E3T-ST14M 2M photoelectric sensor is a trusted choice for compact machinery and advanced sensing systems across manufacturing units.
