Title: Allen-Bradley 8520-S10 Safety Interlock Switch - Robust Machine Guarding Solution

Product Overview:
The Allen-Bradley 8520-S10 is a high-performance, tongue-operated safety interlock switch meticulously engineered to provide superior machine guarding and personnel protection in the most demanding industrial environments. As a cornerstone of any robust safety system, this heavy-duty switch ensures that critical machine access points, such as protective doors, gates, and covers, remain securely closed and interlocked during hazardous operational cycles. Manufactured by Rockwell Automation, the 8520-S10 combines a rugged, durable construction with precise and reliable sensing capabilities, empowering manufacturers to effortlessly meet stringent global safety standards and significantly mitigate the risk of workplace accidents. Its formidable design is specifically tailored for applications demanding high holding forces, exceptional resistance to tampering, vibration, and harsh environmental conditions, thereby guaranteeing continuous operational integrity, compliance, and peace of mind.

Key Features & Benefits:

 Enhanced Machine Safety: Proactively prevents machine startup or operation when safety guards are open or improperly closed, drastically reducing the potential for operator injury.
 Robust Die-Cast Metal Housing: Constructed from premium die-cast metal, offering unparalleled durability, resistance to impact, vibration, and corrosive industrial chemicals, ensuring extended operational lifespan.
 Positive Break Tongue-Operated Actuation: Features a positive break contact mechanism, guaranteeing reliable contact opening even in the event of contact welding, a critical safety function.
 Versatile Contact Configuration: Equipped with a standard 2 Normally Closed (NC) and 1 Normally Open (NO) contact arrangement, providing flexible monitoring and control options for complex safety circuits.
 High Holding Force: Engineered to withstand significant forces, ensuring that machine guards remain securely locked during operation, preventing unauthorized or accidental access.
 IP67 Ingress Protection Rating: Fully sealed against dust ingress and capable of withstanding temporary immersion in water, making it perfectly suited for washdown applications and harsh, wet industrial settings.
 Tamper-Resistant Design: Incorporates features specifically designed to deter and resist defeat attempts, maintaining the integrity and effectiveness of the safety system.
 Flexible Mounting Options: Designed for versatile installation, accommodating various machine types and guard configurations, simplifying integration into existing setups.
 Global Safety Certifications: Complies with major international safety standards including UL, CE, and TUV, facilitating seamless global deployment and ensuring regulatory adherence.
 Extended Mechanical Life: Built for millions of operational cycles, significantly reducing maintenance requirements, minimizing downtime, and lowering total cost of ownership.

Applications:

The Allen-Bradley 8520-S10 safety interlock switch is an indispensable component for safeguarding machinery across an extensive array of industrial applications, including but not limited to:
 Machine Guarding: Essential for securing access doors, protective gates, and removable covers on high-speed production lines, robotic work cells, and heavy processing equipment.
 Industrial Automation Systems: Seamlessly integrates into automated manufacturing processes to ensure safe interaction between human operators and automated machinery.
 Packaging and Material Handling Machinery: Provides critical protection for operators working near moving parts on packaging, wrapping, sealing, and palletizing equipment.
 Conveyor Systems: Ensures safe access to conveyor belts and associated machinery during operation, maintenance, or clearing of jams.
 Robotics and Assembly Lines: Implements secure safety zones around robotic work cells and various stages of manufacturing and assembly processes to prevent unauthorized entry.
 Food and Beverage Processing: Its robust and sealed design makes it suitable for environments requiring frequent washdowns and strict hygiene protocols.
 Any industrial application where reliable machine guarding, personnel safety, and compliance with stringent safety regulations are of paramount importance.

Technical Specifications:

 Part Number: 8520-S10
 Alternative Part Number: 8520S10
 Manufacturer: Allen-Bradley (Rockwell Automation)
 Series: 8520
 Product Type: Safety Interlock Switch
 Actuator Type: Tongue-Operated
 Contact Configuration: 2 Normally Closed (NC) / 1 Normally Open (NO)
 Housing Material: Die-Cast Metal
 Ingress Protection (IP) Rating: IP67
 Operating Temperature Range: -25°C to +80°C (-13°F to +176°F)
 Connection Type: M20 Conduit Entries (typically 2)
 Rated Insulation Voltage (Ui): 500V AC
 Rated Impulse Withstand Voltage (Uimp): 2.5kV
 Mechanical Life: 1,000,000 operations minimum
 Safety Standards Compliance: EN ISO 13849-1 (PLe), IEC 62061 (SIL 3), UL, CE, TUV
 Weight: 0.85 kg (1.87 lbs)