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D4SL-N2DFA Safety Light Curtain | F3SJ Series Industrial Safety Sensor

The Omron D4SL-N2DFA is a compact, guard locking safety door switch from the D4SL-N series. It is designed to prevent access to hazardous machinery by locking the guard door until conditions are safe.

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Key Specifications Parameter Specification Series D4SL-N Switch Type Guard Locking Safety Door Switch Locking Type Mechanical Lock / Solenoid Release (Power to Unlock) Solenoid Voltage 24 VDC Contact Configuration 2NC + 2NC (4 contacts total, short circuit between door monitor and lock monitor) Indicator No indicator Connection Method Terminal Block Conduit Size G1/2 Head Material Plastic (Resin) Release Key Type Standard release key (metal) Key Insertion Direction Horizontal Electrical Ratings Parameter Specification Rated Operating Voltage 120 VAC, 125 VDC Rated Conductance Current 1 A Current Rating (AC) 1.5 A (AC125V) Current Rating (DC) 220 mA (DC125V) Minimum Applicable Load DC5V 1mA resistive load Mechanical & Environmental Parameter Specification Degree of Protection IP67 (dust-tight and waterproof) Lock Strength (Holding Force) 1,300 N minimum Durability (Mechanical) 1,000,000 operations minimum Durability (Electrical) 150,000 operations minimum Operating Temperature -10°C to 55°C Vibration (Malfunction) 10 to 55 Hz, 0.35 mm single amplitude Shock (Malfunction) 80 m/s² minimum Shock (Destruction) 1,000 m/s² minimum Dimensions (W x H x L) 39 mm × 39 mm × 179.9 mm Mass (Weight) Approx. 330 g