Allen-Bradley 440N-Z21SS2BN

Product Overview

Experience unparalleled machine safety and operational efficiency with the Allen-Bradley SensaGuard 440N-Z21SS2BN Non-Contact Safety Switch. Engineered for demanding industrial environments, this advanced safety solution integrates cutting-edge RFID technology to deliver tamper-resistant operation, safeguarding both personnel and production. Its robust and compact rectangular plastic design ensures flexible installation in a multitude of applications, while an impressive 18mm sensing distance guarantees reliable performance even with minor misalignments.

The 440N-Z21SS2BN is more than just a safety switch; it's a smart guardian for your machinery. Equipped with intuitive diagnostic LEDs, it provides clear visual feedback on door status and margin indication, simplifying troubleshooting and significantly reducing downtime. This non-contact switch is the ideal choice for scenarios where traditional physical contact between safety devices and actuators is either impractical or undesirable, offering a precise and long-lasting alternative.

Key Features

• Advanced RFID Tamper-Resistant Technology: Ensures superior protection by requiring a uniquely matched actuator, preventing unauthorized bypass and enhancing overall safety integrity.
• Extended 18mm Sensing Distance: Offers remarkable flexibility in mounting and maintains reliable operation even with slight door misalignments, minimizing nuisance trips.
• Integrated LED Diagnostics: Features clear visual indicators for door status and margin, accelerating troubleshooting and maintenance, and significantly reducing operational interruptions.
• Durable & Compact IP67 Rectangular Housing: Crafted for resilience, its lightweight plastic design is IP67-rated, ensuring dependable performance in harsh industrial washdown and dusty environments.
• Flexible 10-Meter PVC Cable Connection: Provides ample length for convenient wiring and adaptable integration into diverse machine guarding layouts.
• Globally Certified Safety Compliance: Meets rigorous international safety standards including EN ISO 13849-1 (PLe) and IEC 61508 (SIL 3), guaranteeing a high level of reliable protection.
• Non-Contact Operation for Enhanced Longevity: Eliminates mechanical wear and tear associated with traditional switches, extending the product's lifespan and minimizing replacement costs.

Technical Specifications

• Part Number: 440N-Z21SS2BN
• Series: SensaGuard™
• Switch Type: Non-Contact Safety Switch
• Technology: RFID-based tamper-resistant coding
• Housing Material: Plastic (Rectangular design)
• Sensing Distance: 18 mm (0.71 in.)
• Actuator Type: Rectangular, Standard Code
• Connection: 10m (32.8 ft) PVC cable
• LED Indication: Door status, Diagnostic margin indication
• Power Supply Voltage: 24V DC (±10%)
• Safety Contacts: 2 N.C. (normally closed), 1 N.O. (normally open auxiliary)
• Response Time: ≤ 75 ms
• Operating Temperature: -10°C to 55°C (14°F to 131°F)
• Ingress Protection: IP67, suitable for harsh environments
• Standards Compliance: EN ISO 13849-1 (PLe), IEC 61508 (SIL 3), UL, and CE certified

Applications

• Industrial Machine Guarding: Perfectly suited for securing access doors, protective gates, and removable panels across a wide range of industrial automation systems, ensuring operator safety during operation.
• Food & Beverage Processing: The non-contact design is critical for maintaining stringent hygiene standards, minimizing contamination risks in processing and packaging lines.
• Automotive Manufacturing & Robotics: Provides reliable guarding for robotic cells, conveyor systems, and assembly lines, protecting personnel from moving machinery and automated processes.
• Pharmaceutical Production: Ensures compliance with rigorous safety and cleanliness regulations in sensitive cleanroom environments, preventing process interruptions and ensuring product integrity.
• Packaging & Material Handling: Ideal for safeguarding access points on packaging lines and material handling equipment, enhancing throughput without compromising on safety.
• General Industrial Automation: A versatile solution for any industrial application requiring a high-integrity, non-contact safety interlock for various machinery and equipment.

Why Choose the Allen-Bradley SensaGuard 440N-Z21SS2BN?

• Superior Tamper Resistance: The RFID technology ensures that only the correct actuator can enable operation, virtually eliminating tampering and significantly elevating safety levels.
• Enhanced Diagnostic Capabilities: Clear LED indicators for door and margin status empower operators and maintenance staff to quickly identify and resolve issues, minimizing unscheduled downtime.
• Robust & Long-Lasting Performance: With its IP67 rating and non-contact design, this switch is built to withstand challenging industrial conditions, offering an extended operational life and reducing maintenance costs.
• Simplified Integration: The compact design and a generous 10m PVC cable facilitate straightforward installation and wiring into existing or new machine guarding setups.
• Guaranteed Compliance: Meeting global safety standards (PLe, SIL 3), the 440N-Z21SS2BN provides peace of mind, knowing your operations comply with the highest safety regulations.
• Optimal Reliability: The non-contact principle avoids mechanical wear, leading to greater consistency and dependability over time, crucial for continuous production processes.

Order Now

Invest in the ultimate protection for your personnel and machinery. The Allen-Bradley SensaGuard 440N-Z21SS2BN Non-Contact Safety Switch is a testament to advanced safety engineering, offering unparalleled reliability, diagnostic clarity, and operational longevity. Upgrade your safety protocols and secure your industrial environment today with this cutting-edge solution.