DN4-4B32

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Overview of Omron DN4-4B32

The Omron DN4-4B32 is a safety limit switch with a roller plunger actuator designed for industrial automation and safety applications. It features a slow-action mechanism with 2 normally closed (2NC) contacts and provides reliable operation with an IP67 protection rating, suitable for harsh environments requiring high durability and safety compliance.

Key Features of Omron DN4-4B32

  • Actuator: Roller plunger (9.5 mm diameter roller)
  • Contact form: 2NC (slow action contacts for safety)
  • Conduit size: M20 (single conduit entry)
  • Operating speed: 1 mm/s to 0.5 m/s
  • Max actuation frequency: 30 operations per minute
  • Protection rating: IP67 (dust-tight and water-resistant)
  • Operating temperature range: -30 to 70 °C (no icing)
  • Contact resistance (initial): Max 25 mΩ
  • Mechanical durability: Minimum 1,000,000 operations
  • Electrical durability: High reliability for safety-related applications
  • Vibration resistance: 10 to 55 Hz, 0.75 mm single amplitude
  • Shock resistance: 1000 m/s² (destruction), 300 m/s² (malfunction)
  • Direct opening force: Minimum 20 N for secure safety function

Technical Specifications

Model Number DN4-4B32
Actuator Roller plunger
Contact Form 2NC slow action
Conduit Size M20 (1 conduit)
Operating Speed 1 mm/s to 0.5 m/s
Max Actuation Frequency 30 operations/min
Protection Rating IP67
Operating Temperature -30 to 70 °C
Initial Contact Resistance Max 25 mΩ
Mechanical Durability Minimum 1,000,000 operations
Vibration Resistance 10 to 55 Hz, 0.75 mm
Shock Resistance 1000 m/s² (destruction), 300 m/s² (malfunction)
Direct Opening Force Minimum 20 N

Applications / Use Case

The DN4-4B32 safety limit switch is used for precise position sensing and safety interlocking in industrial machinery and safety systems. It is designed to meet rigorous safety standards and withstand harsh environmental conditions, ensuring reliable operation in safety-critical applications.

DN4-4B32

$0.00

  • ACHIEVING

    4.0

    average rating

  • With

    95%

    positive reviews

  • LESS THAN

    1%

    return rate

Does it come with a warranty?

Yes, All products are offered wth 1-Year warranty.

What is the condition of the product?

All products sold are New & Unused.

How fast is shipping?

All products are delivered within 2-8 business days depending on our stock location.

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