D4SL-N3CFA-N

Overview of Omron D4SL-N3CFA-N

The Omron D4SL-N3CFA-N is a guard lock safety-door switch featuring a power-to-unlock mechanism with a minimum holding force of 1300 N. It is designed with 2 normally closed (NC) contacts for door monitoring and 1 NC / 1 normally open (NO) contact for lock monitoring. The switch operates at 24 V DC control voltage and includes a connector with a 1/2-14 NPT conduit outlet. It is rated for IP67 and UL Type 4X protection, suitable for harsh industrial environments.

Key Features

• Power-to-unlock operation mode.
• Minimum holding force: 1300 N.
• Contacts: 2 NC (door monitor) + 1 NC / 1 NO (lock monitor).
• Control voltage: 24 V DC (solenoid).
• Rated current: 2.5 A carry current (C150 rating).
• Rated power: 1800 VA (make, C150).
• Operating speed: 0.05 to 1 m/s.
• Ambient temperature range: -10 to +55 °C.
• Ingress protection: IP67 (dust tight and waterproof), UL Type 4X.
• Material: Resin head with standard metal release key.
• Connection: 1 connector with 1/2-14 NPT conduit outlet (connector cables sold separately).
• Electrical durability: Minimum 150,000 operations at 1 A resistive load, 125 VAC.
• Mechanical durability: Minimum 1,000,000 operations at no load.
• Compliance: EN ISO 14119 (Type 2 low-level coded).

Technical Specifications

Applications

The D4SL-N3CFA-N safety-door switch is ideal for securing access points on machinery and automated systems in industrial settings, ensuring operator safety by preventing accidental machine activation unless safety doors are closed and locked.