450L-B4HN1200YD

Overview of Allen Bradley 450L-B4HN1200YD

The Allen Bradley 450L-B4HN1200YD is a safety light curtain built for industrial machine safeguarding applications. Featuring a protected height of 1200 mm and a 30 mm hand detection resolution, this model delivers Category 4/Type 4 safety performance to help comply with stringent safety standards. The transceiver stick design simplifies wiring and installation. Suited for operator protection at machine access points, the 450L-B4HN1200YD integrates seamlessly into production environments. Its rugged aluminum housing, polycarbonate front window, and IP65 enclosure rating ensure high durability even in harsh factory settings. With international certifications such as CE, UL, CCC, and others, this device is suitable for global installations demanding reliable personnel protection.

Key Features of Allen Bradley 450L-B4HN1200YD

• 1200 mm protected height for broad machine coverage
• 30 mm resolution optimized for hand detection
• Type 4 / Category 4 safety compliance
• Transceiver stick design reduces complexity
• Fast response for high-demand machine applications
• IP65 enclosure rating supports industrial environments
• Multiple international safety certifications
• Integrated protection features: short circuit, overload, and reverse polarity

Technical Specs of 450L-B4HN1200YD

• Protected Height: 1200 mm (47.28 in.)
• Resolution: 30 mm (hand detection)
• Operating Range: Up to 7 m
• Safety Level: PLe, Category 4 / Type 4
• Enclosure: IP65, extruded aluminum, polycarbonate front
• Operating Temperature: -10°C to +55°C
• Certifications: CCC, CE, CUL, KC, RCM, UL
• OSSD outputs: 24V DC
• Mounting: Side/top/bottom brackets available

Applications / Use Case

Allen Bradley 450L-B4HN1200YD is designed for safeguarding personnel in automated production lines and machine environments where hand detection is required. Typical uses include protecting operators at entry and access points of packaging machines, robotic cells, presses, and automated assembly lines. The 1200 mm height allows coverage for tall openings or conveyor access, while the 30 mm resolution reliably detects hand intrusion but ignores smaller objects, reducing nuisance trips. Its robust construction and IP65 rating suit areas with occasional exposure to dust or liquids. The plug-and-play installation supports machine upgrades or retrofits, making the 450L-B4HN1200YD a key component in achieving modern industrial safety compliance across global manufacturing plants.

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