Omron D4NL Solenoid Interlock Switch, Key, Plastic, Key

Omron D4NL Series Solenoid Interlock Switch, 240V Contact AC Voltage, IP67 - D4NL-1HDG-B

This solenoid interlock switch is a Compact safety device designed to secure access panels and guards in industrial automation and machinery installations. Housed in plastic with an IP67 rating, it provides a sealed switching solution for indoor control and safety circuits where key-operated locking and monitoring of door position are required.

Features & Benefits

• 240V AC/250V DC contact voltage for AC and DC circuits
  IP67 protection enables washdown and dust-sealed environments
  Key-style lock offers 1,300N minimum holding force
  Operates between −10°C to 55°C for varied ambient conditions
  PG13.5 conduit entry simplifies cable and gland installation

**Applications**

• Suitable for safeguarding machine access doors in production cells
  Ideal for interlocking guards on assembly-line conveyors
  Used with safety relays for monitored door-open/closed status
  Can be used in equipment rooms requiring sealed switchgear
  Suitable for integration into control panels requiring a key lock

Can it provide both door detection and lock monitoring?

Yes, models include multiple slow-action contact configurations that support separate door position and lock-status circuits.

How should I protect the switch against short-circuits?

Use a series fuse
for EN ratings, a 10A gI or gG type to IEC 269 is recommended and is not built into the unit.

Are operation keys interchangeable with other product families?

The operation key is compatible with several compatible keys designed for horizontal, vertical or adjustable mounting, enabling flexible installation orientations.

What installation precautions affect sealing performance?

Ensure correct conduit connector selection, use seal packing at the conduit end and attach supplied conduit caps to unused openings to maintain IP67 protection.