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Allen Bradley Bulletin 855H 855H-BCD24CDR4

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855H-BCD24CDR4

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The 855H-BCD24CDR4 is a robust industrial horn complete with a beacon from the Allen Bradley Bulletin 855H series. It operates at a voltage of 24 V DC and features an impressive output of 32 distinct tones, designed for effective signaling and alarm purposes.

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Rockwell Disclaimer: The product is used surplus. DO Supply is not an authorized surplus dealer or affiliate for the Manufacturer of this product. The product may have older date codes or be an older series than that available direct from the factory or authorized dealers. Because DO Supply is not an authorized distributor of this product, the Original Manufacturer's warranty does not apply. While many Allen-Bradley PLC products will have firmware already installed, DO Supply makes no representation as to whether a PLC product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. DO Supply also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from Rockwell, its distributors, or any other source. DO Supply also makes no representations as to your right to install any such firmware on the product. DO Supply will not obtain or supply firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing firmware.

Technical specifications for 855H-BCD24CDR4

ManufacturerAllen Bradley
Product TypeIndustrial horn with beacon
Product LineBulletin 855H
Part Number855H-BCD24CDR4
UPC611320544343
Horn Tone Count32 tones
Voltage24 V DC
Illumination Type5 J strobe
Frequency50/60 Hz
Lens ColorRed
Sound Output112 dB at 10 ft
Housing MaterialABS plastic
Protection Rating (NEMA)3R
Certification/StandardcULus Type 13 / 3R
Protection Rating (IP)IP66
Mounting OptionStandard base, conduit or back-feed
Number of Circuits4-stage
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The Allen Bradley 855H-BCD24CDR4 functions as an industrial-grade horn equipped with beacon capabilities. It is powered by a 24 V DC supply and offers an extensive selection of 32 individual tones, allowing for versatile signaling options tailored to various industrial applications.

Sound output is rated at a powerful 112 decibels when measured from 10 feet, ensuring strong audibility in noisy environments. The device works at a frequency of 50/60 Hz, making it suitable for a variety of electrical supply systems. Additionally, the horn's lens is colored red, enhancing visibility even in poor lighting conditions.

Constructed with durable ABS plastic, this industrial horn is built to withstand rigors, meeting the IP66 rating for protection against dust and water ingress. With a NEMA 3R rating, it provides reliable operation in both indoor and outdoor settings, maintaining functionality against making it appropriate for demanding environments.

This model is certified under cULus Type 13 and 3R standards, assuring compliance with safety and performance guidelines. Installation options include standard base, conduit, or back-feed mounting, which offers flexibility based on the specific requirements of your operational setup. The 855H-BCD24CDR4 supports a four-stage circuit configuration, further enhancing its adaptability and usage in complex signaling systems.