440N-Z21US2HN9

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Overview of Allen-Bradley 440N-Z21US2HN9 Guardmaster RFID Non-Contact Safety Switch

The Allen-Bradley 440N-Z21US2HN9 is a Guardmaster series RFID non-contact safety switch designed for reliable and secure safety monitoring in industrial automation systems. Featuring a plastic rectangular housing and a unique coded actuator, it offers a 25 mm assured sensing distance and integrated latch with a fixed 9N magnetic hold. The switch is equipped with solid-state PNP safety outputs and auxiliary outputs, providing enhanced diagnostics and status indication.

Key Features of Allen-Bradley - 440N-Z21US2HN9

  • RFID-Coded Non-Contact Safety Switch: Provides tamper-resistant and reliable guard monitoring.
  • Assured Sensing Distance: 25 mm (0.98 in) for accurate detection.
  • Safety Outputs: Two PNP outputs (0.2A max) for safety status with ON (+24V DC).
  • Auxiliary Output: One PNP output for auxiliary signaling (0.2A max).
  • Integrated Latch: Non-adjustable hold force of 9 Newtons with solid-state contacts.
  • Plastic Rectangular Housing: Durable, with compact dimensions for easy installation.
  • Connection: 6-inch pigtail with 8-pin Micro (M12) connector for quick and secure wiring.
  • Operating Temperature: 0°C to 55°C (32°F to 131°F) and 5-95% humidity.
  • Ingress Protection: IP66, IP67, IP69K rated for harsh industrial environments.
  • Safety Integrity: Performance level e (PLe), SIL 3 certified, compliant with ISO 13849-1 and IEC 62061.

Technical Specs of 440N-Z21US2HN9

Model 440N-Z21US2HN9
Brand Allen-Bradley
Type RFID Non-Contact Safety Switch
Actuator Type Plastic Rectangular Unique Code
Assured Sensing Distance 25 mm (0.98 in)
Safety Outputs 2 x PNP, 0.2A max, ON (+24V DC)
Auxiliary Output 1 x PNP, 0.2A max
Connection 6-inch Pigtail with 8-Pin Micro (M12) Connector
Protection Rating IP66, IP67, IP69K
Operating Temperature 0°C to 55°C
Safety Integrity Level SIL 3 / PLe
Certifications UL, CSA, CE, TÜV, ISO 13849-1, IEC 62061

Applications / Use Case

The Allen-Bradley 440N-Z21US2HN9 is ideal for safety monitoring of guards, doors, and removable covers in industrial automation, ensuring tamper-resistant, reliable control with advanced diagnostics. It is commonly used in manufacturing, pharmaceuticals, food processing, and other machinery that demands high safety integrity.

440N-Z21US2HN9

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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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