Product Description

​The Omron D4NS-4DF is a key-operated safety door switch designed to ensure the secure operation of safety doors in industrial environments. It features three normally closed (NC) contacts, providing reliable door status monitoring and integration into safety circuits. Constructed with resin housing and head materials, the switch is both durable and lightweight. It operates effectively within an ambient temperature range of -30°C to 70°C, making it suitable for various industrial settings.

Technical Specifications

• Door Switch Type: Key-operated​
• Omron
• +2
• industrial.omron.pt
• +2
• OMRON Industrial Automation
• +2
• Guard-lock: No​
• industrial.omron.pt
• Housing Material: Resin​
• Cloudinary
• +7
• industrial.omron.pt
• +7
• Omron
• +7
• Head Material: Resin​
• Mouser
• +2
• Cloudinary
• +2
• RS Online
• +2
• Operating Temperature Range: -30°C to 70°C​
• OMRON Industrial Automation
• Direction of Operation: Adjustable​
• Number of Door Contacts:
• Normally Closed (NC): 3​
• Normally Open (NO): 0​
• Cloudinary
• Switch Action: Slow action​
• industrial.omron.pt
• +4
• Cloudinary
• +4
• OMRON Industrial Automation
• +4
• Make Before Break: No​
• LED Indicator: No​
• Connection Method: Terminal block​
• Omron
• +5
• OMRON Industrial Automation
• +5
• industrial.omron.pt
• +5
• Cable Length: 0 meters (requires external wiring)​
• Mouser
• +2
• industrial.omron.pt
• +2
• OMRON Industrial Automation
• +2
• Ingress Protection (IP) Rating: IP67​
• OMRON Industrial Automation
• +1
• industrial.omron.pt
• +1
• Conduit Size: M20​
• Omron
• +2
• industrial.omron.pt
• +2
• OMRON Industrial Automation
• +2
• Number of Conduits: 1​
• Cloudinary
• +2
• RS Online
• +2
• Omron
• +2
• Shape: Cuboid​
• OMRON Industrial Automation
• Dimensions:
• Overall Length: 96 mm​
• Omron
• +2
• industrial.omron.pt
• +2
• OMRON Industrial Automation
• +2
• Height: 30 mm​
• Cloudinary
• +2
• OMRON Industrial Automation
• +2
• industrial.omron.pt
• +2
• Width: 31 mm