440N-Z21SS2BN

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Overview of Allen-Bradley 440N-Z21SS2BN Guardmaster Non-Contact Safety Switch

The Allen-Bradley 440N-Z21SS2BN is a Guardmaster non-contact safety switch with dual PNP safety outputs and one PNP auxiliary output. It features a rectangular plastic housing with an 18 mm sensing distance and uses RFID technology for secure and tamper-resistant operation. The switch operates at 24 V DC with a 10-meter PVC cable for flexible installation in industrial safety applications.

Key Features of Allen-Bradley - 440N-Z21SS2BN

  • Contact Configuration: 2 Normally Closed (NC) safety outputs and 1 Normally Open (NO) auxiliary output, all PNP type with 0.2 A max current.
  • Material: Durable plastic rectangular housing with IP69K protection rating for washdown environments.
  • Technology: RFID based standard-coded actuator with high tamper resistance.
  • Sensing Distance: 18 mm for reliable non-contact detection.
  • Operating Voltage: 24 V DC with Class 2 SELV/PELV power supply compliance.
  • Temperature Range: -10 °C to +55 °C for demanding industrial environments.
  • Response Time: Approximately 45 milliseconds (off).
  • Certifications: Complies with IEC 60947-5-3, EN ISO 13849-1 (SIL 3, PLe Cat 4), FCC, and other international standards.
  • Cable: Comes with 10-meter PVC cable for flexibility in mounting and wiring.

Technical Specifications of 440N-Z21SS2BN

Model Number 440N-Z21SS2BN
Contact Type 2 x PNP Safety Outputs, 1 x PNP Auxiliary Output
Max Current per Output 0.2 A
Operating Voltage 24 V DC +10% / -15%
Sensing Distance 18 mm
Housing Material Plastic Rectangular Housing
Protection Rating IP66, IP67, IP69K
Operating Temperature -10 to 55 °C
Response Time (Off) 45 ms
Cable Length 10 m PVC

Applications / Use Case

The 440N-Z21SS2BN switch is ideal for use in safety guarding applications across manufacturing and automation industries. Its non-contact RFID technology, robust IP69K protection, and safety-rated outputs make it suitable for harsh environments requiring reliable and tamper-resistant safety interlocks.

440N-Z21SS2BN

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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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