SCE028LD3SU2B

Alarms, Buzzers, And Sirens Overview

The SCE028LD3SU2B is a piezoelectric buzzer from the SCE series by Mallory Sonalert Products Inc. It operates on a DC input voltage range of 16 to 28 VDC with a current draw of 40 mA. The device features an internal driver circuit and produces a continuous tone at a frequency of 2.9 kHz. It delivers a sound pressure level of 85 dB at 16 V measured at a distance of 61 cm. The unit is designed for panel mounting with terminal block connections and has a diameter of approximately 42.98 mm.

Alarms, Buzzers, And Sirens Feature Summary

• Integrates an internal driver circuit for direct connection to power sources without external oscillators.
• Utilizes piezoelectric technology to generate a consistent audible alert signal.
• Designed for secure panel mounting using terminal block termination methods.

Alarms, Buzzers, And Sirens Applications

• Industrial control panel status indication
• Equipment fault alarm signaling
• Process monitoring audio alerts

Alarms, Buzzers, And Sirens Procurement Notes

Verify the specific suffix configuration against official Mallory Sonalert documentation to ensure correct acoustic output and electrical characteristics. Confirm that the operating environment temperature falls within the specified range. Ensure the mounting hole dimensions align with the physical specifications provided in the datasheet before procurement.

Alarms, Buzzers, And Sirens Selection Notes

Select this component when a constant tone indicator is required for industrial applications. Compare the 85 dB SPL rating against ambient noise levels to ensure audibility. Verify that the 16-28 VDC supply voltage matches the system design constraints. Consider the physical size and terminal type for enclosure integration.

Alarms, Buzzers, And Sirens Part Context

This part belongs to the SCE series of industrial-grade audio indicators. The series offers various acoustic modes and voltage ratings. The SCE designation indicates a standard piezoelectric buzzer format. This specific model provides a continuous tone variant within the broader product family.

Alarms, Buzzers, And Sirens FAQ

What is the operating mode of the SCE028LD3SU2B?

The device operates in a continuous tone mode, producing a steady sound output upon activation.

Does this buzzer require an external oscillator?

No, the SCE028LD3SU2B includes an internal driver circuit, allowing it to be connected directly to a DC power source.