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Allen Bradley 855T Stack Lights 855T-B24SA1

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855T-B24SA1

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The 855T-B24SA1 is a sound module from Allen Bradley's 855T Stack Lights series designed for effective communication in an industrial setting. It operates on both 24V AC and 24V DC and features adjustable volume settings among its 13 distinct tones.

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Ships from Raleigh, NC
2 Year DO Supply Warranty
Not an Authorized Distributor: DO Supply is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All of our products come with DO Supply's 2-year warranty.
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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 855T-B24SA1

ManufacturerAllen Bradley
Product TypeTransducer-style Sound Modules
Product Line855T Stack Lights
Part Number855T-B24SA1
Weight0.31 lbs (0.14 kg)
Housing ColorBlack
Rated Voltage (AC)24V AC
Rated Voltage (DC)24V DC
Module TypeSingle-tone sound module
Number Of Tones13
IP RatingIP54
Number Of Circuits1
Number Of Lights4
Adjustable Volume Rating85…103 dB
Max. Operating Altitude1000 MSL
Max. Operating Humidity80% (Non-Condensing)
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The Allen Bradley 855T-B24SA1 sound module, designed as part of the 855T Stack Lights series, emphasizes reliability and versatility in sound signaling applications. This transducer-style module operates at a rated voltage of 24V for both AC and DC connections. It generates a single-tone sound with the ability to produce 13 different tones for effective communication.

Mounted in a durable black housing, the module offers solid protection classified as IP54, ensuring it can withstand dust ingress and splashes of water. In terms of performance metrics, the adjustable volume ranges from 85 dB to 103 dB, allowing for customization based on environmental noise levels. This flexibility aids operators in ensuring that the sound produced is adequate for the setting.

The device is equipped with a single circuit and features four lights, adding visual signaling capability alongside audio alerts. It is capable of operating at altitudes up to 1000 meters above sea level, making it suitable for various installation settings. Additionally, it can function effectively in humidity levels reaching 80%, provided they remain non-condensing, thus enhancing its applicability in diverse environments. Overall, the specifications of the 855T-B24SA1 highlight its adaptability in demanding industrial conditions.