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E3T-ST11-G Safety Light Curtain | F3SJ Series Industrial Safety Sensor

The Omron E3T-ST11-G is an ultra-compact, ultra-thin through-beam photoelectric sensor with a built-in amplifier. It features a side-view (L-shaped) housing design that allows installation in extremely tight spaces where conventional sensors cannot fit.

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Key Specifications Parameter Value Manufacturer Omron Automation and Safety Series E3T Sensing Method Through-beam (Thru-beam) Sensing Distance 1 meter (3.28 ft) Light Source Red LED (650 nm wavelength) Output Type NPN open-collector Operation Mode Light-ON Supply Voltage 12 to 24 VDC ±10% (ripple P-P 10% max.) Current Consumption Emitter: 15 mA max., Receiver: 20 mA max. Control Output Rating 50 mA max. at 26.4 VDC max. Residual Voltage 1V max. (at 10 mA load), 2V max. (at 50 mA load) Response Time 1 ms max. (operate and reset) Minimum Sensing Object Opaque object, 2 mm diameter min. Directional Angle Emitter: 2° to 20°; Receiver: 2° to 70° Ambient Illuminance Incandescent lamp: 3,000 lx max.; Sunlight: 10,000 lx max. Ambient Temperature (Operating) -25°C to 55°C (with no freezing or condensation) Ambient Humidity (Operating) 35% to 85% (with no condensation) Insulation Resistance 20 MΩ min. (at 500 VDC) Dielectric Strength 1,000 VAC, 50/60 Hz for 1 minute Vibration Resistance (Destruction) 10 to 2,000 Hz, 1.5 mm or 300 m/s² Shock Resistance (Destruction) 1,000 m/s² Protection Rating IP67 Connection Method Pre-wired 2m robot (bending-resistant) cable Cable Type Robot cable (flexible, oil-resistant) Indicators Operation indicator (orange), Stability indicator (green) Housing Material Case: Polybutylene terephthalate (PBT); Lens: Denatured Polyarylate Dimensions (W x H x D) 9.5 mm x 18.5 mm x 7 mm