OVERVIEW

Official designation: Allen-Bradley 855T-B10TA1 (Bulletin 855T, Sound Module)

Role/Application: This dual-tone, transducer-style sound module provides high-decibel audible alerts for safety and signaling, integrating into the 70 millimeter Control Tower stack light system.

KEY SPECS SUMMARY

Power: 120 Volts AC Full Voltage

Interfaces / Ports: Two control circuits, integrated wiring

Indicators: N/A

Operating Temp: Refer to the latest manufacturer manual.

Platform / Compatibility: 70 millimeter Control Tower Stack Lights

Limit: 60 milliampere maximum current

Lifecycle: Discontinued by manufacturer 10/1/2019, Series C

FREQUENTLY ASKED QUESTIONS

Technical Specifications:

Q: What is the sound level range and adjustability of the 855T-B10TA1 module at one meter?

A: The sound level is adjustable, ranging from 85 decibels to 103 decibels at one meter.

Wiring & Installation:

Q: How many maximum light modules can be used in a stack with the 855T-B10TA1 sound module?

A: This dual-circuit module supports a maximum of three additional light modules and must be the top unit.

Troubleshooting & Compatibility:

Q: What is the dual tone capability and maximum number of tone combinations offered by the module?

A: The module is dual-tone, offering 15 sets of dual-tone combinations for varied alerts.

Replacement & Upgrades:

Q: What is the typical ingress protection and UL Type rating for the 855T-B10TA1 sound module?

A: This module typically carries an ingress protection rating of IP54 and a UL Type 12 rating.