E3FA-TN21-L Safety Light Curtain | F3SJ Series Industrial Safety Sensor

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E3FA-TN21-L Safety Light Curtain | F3SJ Series Industrial Safety Sensor

The Omron E3FA-TN21-L is a photoelectric sensor from Omron’s E3FA series, which features a plastic M18 threaded cylindrical housing .

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Key Technical Specifications Parameter Specification Series E3FA Product Type Photoelectric Sensor (Emitter Unit - Through-beam) Sensing Method Through-beam Sensing Distance 20 m (with compatible receiver) Output Configuration NPN (refers to paired receiver output) Output Operation DARK-ON / LIGHT-ON selectable (on receiver) Light Source Red LED (visible light) Supply Voltage 10 to 30 VDC Current Consumption 40 mA max. Response Time 500 µs max. Switching Frequency 1,000 Hz Connection Method Pre-wired cable (2m or 5m length available) Housing Material ABS / Plastic Housing Diameter M18 threaded cylindrical Degree of Protection (IP) IP67 / IP69K Operating Temperature -25°C to +70°C Storage Temperature -30°C to +70°C Operating Humidity 35% to 85% RH Vibration Resistance 10 to 55 Hz, 1.5 mm double amplitude Shock Resistance 500 m/s² Protection Circuits Reverse polarity protection, Short circuit protection Body Diameter 18 mm Body Height 34.5 mm Weight Approx. 25 g