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E3NX-FA21 Safety Light Curtain | F3SJ Series Industrial Safety Sensor

The OMRON E3NX-FA21 is an advanced digital smart fiber optic amplifier unit designed for high-precision and high-speed object detection in industrial automation applications.

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Key Specifications Sensor type: Digital fiber optic amplifier unit Series: OMRON E3NX-FA series Model type: Advanced model Input/Output: 1 input, 2 outputs Output type: NPN open collector Supply voltage: 10–30 VDC (including ripple p-p 10%) Light source: Red LED, 4-element type (wavelength 625 nm) Operation mode: Light-ON / Dark-ON selectable Response time: Standard mode: 1 ms High-speed mode: 250 µs Super-high-speed mode: 32 µs Giga mode: 16 ms Power consumption: Normal mode: max. 920 mW (38 mA at 24 VDC) Eco ON: max. 680 mW Eco LO: max. 800 mW Control output: NPN open collector, max 30 VDC, 100 mA (derating depending on number of connected units) Display: Twin digital display (7-segment), status indicators for OUT, L/D, ST, DPC Sensitivity adjustment: Smart Tuning (2-point, full auto, position, max sensitivity, power tuning, percentage tuning) or manual adjustment External input: 1 input terminal for remote teaching or control Mutual interference prevention: up to 10 units (mode dependent) Operating temperature: -25 to +55 °C (depending on number of units installed in group) Storage temperature: -30 to +70 °C Humidity range: 35% to 85% RH (non-condensing) Insulation resistance: ≥20 MΩ (500 VDC megger) Dielectric strength: 1000 VAC, 1 min Vibration resistance: 10–55 Hz, 1.5 mm double amplitude Shock resistance: 500 m/s² Housing material: Polycarbonate (PC) Mounting: DIN rail or bracket mounting Cable length: 2 m pre-wired type