Allen-Bradley 440N-Z21W1PA

Overview

Elevate your machine safeguarding strategy with the Allen-Bradley 440N-Z21W1PA Guardmaster MC2 magnetically coded non-contact safety switch. Engineered for uncompromising safety and reliability, this advanced device is a cornerstone for protecting personnel and equipment in a wide array of industrial settings. Its non-contact operation minimizes wear and tear, ensuring a longer operational lifespan and consistent performance. Designed with precision, the 440N-Z21W1PA seamlessly integrates into existing safety circuits, offering a robust solution for monitoring movable guards, access panels, and other critical machine areas. The integration of 2 N.C. solid-state safety outputs, alongside a convenient 1 N.O. PNP auxiliary output, provides versatile connectivity options for your control systems. Pre-wired with a 3-meter cable and boasting a compact, yet incredibly durable design, this Guardmaster MC2 switch is the ideal choice for demanding applications where reliability and efficiency are paramount. Its high environmental ratings underscore its suitability for challenging operational conditions, making it a truly versatile safety component.

Key Features

• Non-Contact Magnetic Coding: Utilizes advanced magnetic coding to reduce the risk of tampering and enhance overall safety integrity.
• Robust Output Configuration: Equipped with two Normally Closed (N.C.) solid-state safety outputs and one Normally Open (N.O.) PNP auxiliary output for comprehensive monitoring and system integration.
• Superior Environmental Protection: Certified with IP67, IP68, and IP69K ratings, guaranteeing exceptional resistance to dust, water ingress, and high-pressure washdowns, ideal for challenging industrial environments.
• Integrated Diagnostics: Features a clear LED indicator that provides immediate status feedback and simplifies diagnostic procedures, minimizing downtime.
• Flexible Cable Length: Supplied with a generous 3-meter pre-wired cable, facilitating easy and efficient installation without the need for additional wiring.
• Compact and Durable Housing: Encased in a small, flat-pack plastic housing, optimizing space utilization while maintaining rugged durability against mechanical stress.
• High Safety Performance: Achieves safety ratings up to PLe, SIL CL3, and Category 4 when correctly integrated with appropriate safety relays, meeting stringent global safety standards.

Technical Specifications

The Allen-Bradley 440N-Z21W1PA is precisely engineered to deliver outstanding performance and reliability:

• Catalog Number: 440N-Z21W1PA
• Output Configuration: 2 N.C. solid-state safety outputs, 1 N.O. PNP auxiliary output (maximum 0.2 A)
• Housing Material: High-grade plastic, small flat pack design
• Cable Length: 3 meters (pre-wired)
• LED Indicator: Included for status and diagnostic feedback
• Ingress Protection: IP67, IP68, and IP69K rated
• Operating Voltage: 24V DC ±10%
• Certifications: CE, cULus, TUV, UL Listed
• Safety Standards: Up to PLe, SIL CL3, Category 4 (dependent on safety relay integration)
• Sensing Distance: Up to 25 mm (horizontal), up to 20 mm (vertical)
• Response Time: ≤5 ms
• Operating Temperature: -10°C to +55°C
• Shock Resistance: 30 g, 11 ms
• Vibration Resistance: 10–55 Hz
• Weight: Approximately 0.256 kg

Applications

The versatility and robust design of the Allen-Bradley 440N-Z21W1PA make it an indispensable safety component across numerous industries:

• Guard Door Monitoring: Provides reliable monitoring of safety gates and guard doors on machinery, preventing operation when guards are open.
• Access Panel Safety: Ensures that access panels to hazardous machine zones are securely closed before machine operation can commence.
• Machine Perimeter Protection: Forms part of a comprehensive safety system to define and protect machine perimeters, preventing unauthorized entry.
• Food and Beverage Processing: Its high IP ratings (IP67, IP68, IP69K) make it perfectly suited for environments requiring frequent washdowns and strict hygiene standards.
• Pharmaceutical Manufacturing: Ideal for applications in pharmaceutical production where precision, reliability, and contamination control are critical.
• Packaging Machinery: Enhances the safety of automated packaging lines by monitoring access points and ensuring proper closure of safety guards.

Why Choose This Model?

• Unmatched Safety Integrity: The magnetically coded actuator significantly reduces the potential for bypass or tampering, ensuring the highest level of safety for your operations.
• Durability for Demanding Environments: With industry-leading IP67, IP68, and IP69K ratings, this switch is built to withstand extreme conditions, including dust, moisture, and high-pressure cleaning, guaranteeing long-term operational reliability.
• Seamless System Integration: Designed for effortless compatibility with a wide range of safety relays and control systems, simplifying installation and reducing commissioning time.
• Space-Saving Design: Its compact and sleek form factor allows for flexible mounting in confined spaces without compromising on performance or safety functionality.
• Real-time Operational Feedback: The integrated LED indicator provides instant visual cues regarding the switch's status, enabling quick troubleshooting and minimizing potential downtime.
• Global Compliance and Peace of Mind: Fully certified to international safety standards including CE, cULus, TUV, and UL Listed, ensuring compliance with global regulations and instilling confidence in its performance.

Order Now

Ensure the pinnacle of safety for your industrial machinery with the Allen-Bradley 440N-Z21W1PA Guardmaster MC2 non-contact safety switch. This essential component is readily available and poised for immediate worldwide shipping. Invest in superior protection and operational continuity today.

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