ALLEN BRADLEY 855T-B24SA1 Alarm

( Brand: Allen Bradley ), ( Part Type: Alarm ), ( Manufacturer Part Number: 855T-B24SA1 )

Review ALLEN BRADLEY Alarm Used

The Allen-Bradley Model 855T-B24SA1 Alarm is a versatile and reliable device designed for use in various industrial automation applications. This alarm is part of the Allen-Bradley 855T Series, which offers a wide range of input and output devices to meet different automation needs.

The 855T-B24SA1 Alarm is a normally open, SPDT (Single Pole Double Throw) device, which can be used to monitor and indicate the status of a process or equipment. It features a compact design with a size of 1.6 inches (40.6 mm) wide by 0.7 inches (17.8 mm) high, making it easy to install in tight spaces.

This alarm comes with an LED indicator, which provides a clear visual indication of the alarm status. The LED is rated for a long life of up to 100,000 hours, ensuring reliable operation even in continuously operating applications. Additionally, the alarm has an audible buzzer that can be used to alert operators in case of an alarm condition.

The 855T-B24SA1 Alarm is designed for use in harsh industrial environments and is rated for a temperature range of -40 F to 140 F (-40 C to 60 C). It is also UL/CSA listed for use in Class 1, Division 2, Groups B, C, and D hazardous locations, making it suitable for use in areas where flammable gases or vapors may be present.

Installation of the 855T-B24SA1 Alarm is straightforward. It can be mounted on DIN rail or panel mount applications using the included hardware. The alarm has a 3-wire connection, with one wire for power, one wire for the alarm input, and one wire for the alarm output.

The Allen-Bradley 855T-B24SA1 Alarm offers a high level of flexibility and configurability. It can be used to monitor virtually any type of input signal, including temperature, pressure, level, or flow. The alarm can be configured to indicate different conditions, such as high or low limit alarms, or can be used as a fault indicator.

In summary, the Allen-Bradley Model 855T-B24SA1 Alarm is a versatile and reliable device designed for use in industrial automation applications. Its compact size, long-life LED indicator, and audible buzzer provide clear visual and audible alerts to operators, while its wide temperature range and hazardous location listing make it suitable for use in harsh environments. Its flexible configuration options and easy installation make it a popular choice for automation professionals.

The Allen-Bradley 855T-B24SA1 Alarm is a versatile and advanced solution for process alarm applications. Here are some potential pros and cons to help you make an informed decision about purchasing this alarm.

1. Versatility: The Allen-Bradley 855T-B24SA1 Alarm can be used in various process industries and applications due to its wide operating temperature range and diverse communication options.

2. Ease of Use: The alarm features a user-friendly interface, making it easy to program and configure. The intuitive design allows operators to quickly identify and respond to alarms.

3. Redundancy: The alarm comes with redundant power supplies and communication ports, ensuring high availability and reliability.

4. Integration: The Allen-Bradley 855T-B24SA1 Alarm can be easily integrated with other Rockwell Automation and third-party systems, enabling seamless data exchange and process optimization.

5. Flexibility: The alarm offers a wide range of input and output options, allowing users to customize their alarm system to meet specific application requirements.

1. Cost: The Allen-Bradley 855T-B24SA1 Alarm is a premium product and may have a higher upfront cost compared to other alarm solutions in the market.

2. Complexity: The alarm's advanced features and capabilities may require additional training and expertise to fully utilize.

3. Size: The alarm is larger than some other solutions, requiring more installation space and potentially increasing the overall system cost.

The Allen-Bradley 855T-B24SA1 Alarm is an excellent choice for organizations that require a robust, versatile, and reliable alarm system for their process applications. Its advanced features, ease of use, and integration capabilities make it a worthwhile investment for organizations looking to optimize their process control systems. However, its higher upfront cost and potential complexity may be a barrier for some organizations with limited budgets or resources.

If your organization requires a premium alarm solution with advanced capabilities and integration options, the Allen-Bradley 855T-B24SA1 Alarm is an excellent choice. However, if you have a limited budget or require a simpler solution, there may be other options in the market that may better suit your needs. It's important to carefully evaluate your requirements and budget before making a purchasing decision.

Details:

Product images shown on the items are representative photos. Other SIGMA Surplus is a division of Group. ALLEN BRADLEY 855T-B24SA1 ALARM USED: DISCONTINUED BY MANUFACTURER 10/1/2019, SOUND MODULE STACK LIGHT, TRANSDUCER ,855T SERIES, 70mm CONTROL TOWER LIGHTS, BLACK HOUSING, 24 V AC/DC, 75 MA, SINGLE TONE, 13 TONES.

part #: 855tb24sa1 prices

• $90.00-$187.19

specifications plcmechanize:

• brand: Allen Bradley
• part type: Alarm
• manufacturer part number: 855T-B24SA1

offer plcmechanize:

• options: Ship-to-home
• best offers: True
• quantity: 1
• started: February 26, 2026
• availability: In Stock
• sold: 0

payments plcmechanize:

• wallet: Apple-pay
• other
• credit card: Diners-club

shipping plcmechanize:

• type: Calculated
• class: Standard, Expedited
• carrier: UPS, USPS
• cost: $13.42
• service: UPS Ground, USPS Priority Mail
• transit: 2-5 Days

seller plcmechanize:

• # reviews: 21990
• rating: 99.8%
• city: Evansville, Indiana

returns plcmechanize:

• time: 30 Days
• method: Money back
• policy: Returns Accepted
• paid by: Buyer

general plcmechanize:

• Industrial Automation Motion Controls > PLCs HMIs > PLC Processors
• condition: Used

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