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D4NL-2AFG-B Safety Light Curtain | F3SJ Series Industrial Safety Sensor

The Omron D4NL-2AFG-B is a compact, electromagnetic locking safety door switch from the D4NL series. It employs a solenoid locking mechanism (power to lock) with a mechanical release for emergency unlocking, ensuring safe access control to hazardous machinery .

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Key Specifications Parameter Specification Series D4NL Switch Type Electromagnetic Locking Safety Door Switch Locking Type Solenoid Lock / Mechanical Release (Power to Lock) Solenoid Voltage 24 VDC Contact Configuration 1NC/1NO + 1NC/1NO (4 contacts total) Circuit Diagram DPST-NO/NC (DB/DM) × 2 Indicator Orange LED, 10 to 115 VAC/VDC drive type Connection Method Fixed Screw Terminals Conduit Size G1/2 Head Material Plastic Release Key Type Standard type (resin) Release Key Position Bottom Mounting System 4-direction mounting supported (front direction at shipment) Electrical Ratings Parameter Specification Rated Operating Voltage 240 VAC, 250 VDC Rated Conductance Current 2.5 A AC Rated Voltage 120 / 240 V DC Rated Voltage 125 / 250 V Mechanical & Environmental Parameter Specification Holding Force (Lock Strength) 1,300 N (approx. 133 kgf) Degree of Protection IP67 (Dust-tight, Waterproof) Durability (Mechanical) 1,000,000 operations min. Durability (Electrical) 500,000 operations min. Operating Temperature -10°C to 55°C Operating Humidity 95% RH max. Vibration (Malfunction) 10 to 55 Hz, 0.35 mm single amplitude Shock (Malfunction) 80 m/s² min. Shock (Destruction) 1,000 m/s² min. Dimensions (L × W × H) 91.5 mm × 88.5 mm × 95 mm (approx.) Weight Approx. 330 g