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Allen-Bradley 440N-Z21SS2BN

by Allen-Bradley

OverviewElevate the safety standards and operational efficiency of your machinery with the Allen-Bradley SensaGuard 440N-Z21SS2BN Non-Contact Safety Switch. This advanced safety device incorporates sophisticated RFID technology, providing a tamper-resistant operation that protects both personnel and equipment. Its robust yet compact rectangular plastic construction allows for flexible installation across various industrial settings. With an extended sensing distance of 18mm, it guarantees consistent performance, even with slight misalignments. More than just a safety component, the 440N-Z21SS2BN acts as an intelligent guardian for your equipment, offering clear visual feedback on door status and margin indication via integrated diagnostic LEDs, which simplifies troubleshooting and minimizes downtime. This non-contact switch is an excellent choice for applications where traditional physical contact between safety components and actuators is impractical or undesirable, delivering a precise and durable alternative.Key Features Advanced RFID Tamper-Resistant Technology: Ensures top-tier protection by requiring a uniquely matched actuator, preventing unauthorized bypass and boosting overall safety integrity. Extended 18mm Sensing Distance: Offers remarkable mounting flexibility and sustains reliable operation even with minor door misalignments, cutting down on false shutdowns. Integrated LED Diagnostics: Provides clear visual indicators for door status and margin, speeding up troubleshooting and maintenance, and significantly reducing operational interruptions. Durable & Compact IP67 Rectangular Housing: Engineered for resilience, its lightweight plastic design is IP67-rated, ensuring dependable performance in challenging industrial washdown and dusty environments. Flexible 10-Meter PVC Cable Connection: Provides sufficient length for convenient wiring and versatile integration into diverse machine guarding setups. Globally Certified Safety Compliance: Adheres to rigorous international safety standards including EN ISO 13849-1 (PLe) and IEC 61508 (SIL 3), guaranteeing a high level of dependable protection. Non-Contact Operation for Enhanced Longevity: Eliminates mechanical wear associated with conventional switches, extending the product's lifespan and minimizing replacement expenses. 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: Ideal for securing access doors, protective gates, and removable panels across various industrial automation systems, ensuring operator safety during operation. Food & Beverage Processing: The non-contact design is crucial for maintaining stringent hygiene standards, reducing 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 adherence to strict safety and cleanliness regulations in sensitive cleanroom environments, preventing process interruptions and ensuring product integrity. Packaging & Material Handling: Perfect for safeguarding access points on packaging lines and material handling equipment, enhancing throughput without compromising safety. Why ChooseThe Allen-Bradley SensaGuard 440N-Z21SS2BN stands out for its robust RFID tamper-resistant technology, extended sensing distance, and integrated LED diagnostics, delivering unmatched safety and operational efficiency. Its durable, IP67-rated design ensures reliable performance in the harshest industrial settings, while global certifications guarantee compliance and peace of mind. Opt for this sophisticated safety switch to enhance machine guarding, reduce downtime, and prolong equipment lifespan in even the most demanding applications, from automotive manufacturing to pharmaceutical production.Order NowUpgrade your industrial safety protocols today with the Allen-Bradley SensaGuard 440N-Z21SS2BN Non-Contact Safety Switch. Experience the benefits of advanced RFID technology, reliable performance, and simplified troubleshooting. Contact us for pricing and availability, or place your order directly to ensure the highest level of protection for your machinery and personnel.FAQWhat makes the 440N-Z21SS2BN tamper-resistant?The 440N-Z21SS2BN uses advanced RFID technology that requires a uniquely coded actuator to operate, significantly preventing unauthorized circumvention and enhancing overall safety.What is the benefit of an 18mm sensing distance?An 18mm sensing distance provides greater flexibility in mounting and ensures reliable operation even if there are minor misalignments in the guarded door or panel, minimizing nuisance trips and ensuring continuous operation.How do the integrated LED diagnostics help in maintenance?The integrated LEDs offer clear visual indications of the door status and diagnostic margin. This allows for quick identification of issues, simplifies troubleshooting, and reduces the time required for maintenance, ultimately minimizing operational downtime.Is this switch suitable for use in washdown environments?Yes, the 440N-Z21SS2BN features a durable, IP67-rated plastic housing, making it highly suitable for applications in harsh industrial washdown and dusty environments, such as those found in food and beverage processing.What safety standards does the 440N-Z21SS2BN comply with?This safety switch is globally certified and complies with rigorous international safety standards including EN ISO 13849-1 (PLe) and IEC 61508 (SIL 3), as well as UL and CE certifications, ensuring a high level of reliable protection.

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