Description:

The Omron D4NL-4AFG-BS Guard Lock Safety Door Switch is used in machine safety systems to monitor and lock safety doors, ensuring controlled access and preventing hazardous operation. Commonly installed in robotic cells, CNC machinery, packaging systems, and automated production lines requiring high-level safety interlocking. Maintenance teams and system integrators use this part for replacement, retrofit, and maintaining compliance with industrial safety standards.

Applications:

The Omron D4NL-4AFG-BS safety door switch is applied in industrial environments where strict safety control and guard locking are required. It is widely used in automotive manufacturing, material handling systems, food processing lines, and heavy-duty machinery. This device ensures machines operate only when safety doors are securely closed and locked, enhancing operator protection and system reliability.

Technical Specifications:

• Brand: Omron
• Part Number: D4NL-4AFG-BS
• Product Type: Guard Lock Safety Door Switch
• Contact Configuration: 3NC + 1NO
• Lock Mechanism: Electromagnetic guard locking
• Rated Voltage: 24 VDC (solenoid)
• Operating Key: Separate actuator key system
• Protection Rating: IP67
• Housing Material: Industrial-grade reinforced plastic / metal
• Mounting Type: Panel or surface mounting
• Safety Standards: ISO 14119 compliant
• Cable Entry: Pre-wired (standard BS model)
• Application Category: Safety interlock systems

Common Replacements:

• Omron D4NL-2AFG-BS
• Omron D4NS-4AF
• Omron D4SL-N4RFA-D