PS-554DY-AQ

Overview

The PS-554DY-AQ is an industrial piezoelectric buzzer manufactured by Mallory Sonalert Products Inc. It operates on a DC voltage range of 16 to 28 volts with a rated current consumption of 200 mA. The device produces a fast pulse tone at a frequency of 2800 Hz, achieving a sound pressure level of 105 dB. Physical dimensions are 54 mm by 41 mm, and it utilizes wire lead termination for connection.

Feature Summary

• Industrial-grade piezoelectric construction designed for robust performance
• Internal driver circuitry enables direct connection without external components
• Fast pulse acoustic output pattern for distinct auditory signaling

Applications

• Industrial machinery status indication
• Factory floor safety alarms
• Equipment fault notification systems

Procurement Notes

Verify the specific suffix configuration against official Mallory Sonalert datasheets to ensure compatibility with required mounting styles and terminal types. Confirm that the operating voltage range aligns with the system power supply specifications before integration into the design.

Selection Notes

Select this model when high-intensity audible alerts are required in noisy industrial environments. The integrated driver simplifies circuit design compared to passive transducers. Ensure sufficient physical space for the 54x41 mm footprint and verify wire lead routing requirements during panel layout planning.

Part Context

This component belongs to the PS series of industrial audio indicators from Mallory Sonalert. The series is characterized by high sound pressure levels and durable piezoelectric elements suitable for demanding operational conditions. It serves as a standard solution for critical alarm applications requiring reliable acoustic signaling.

FAQ

Does the PS-554DY-AQ require an external oscillator?

No, the device features an internal driver circuit that allows it to operate directly from the specified DC voltage source without additional oscillating components.

What is the acoustic output pattern of this buzzer?

The buzzer emits a fast pulse tone at a frequency of 2800 Hz, providing a distinct and attention-grabbing alert signal.