MSR320

Alarms, Buzzers, And Sirens Overview

The MSR320 is a piezoelectric audio indicator manufactured by Mallory Sonalert Products Inc. It operates within a voltage range of 5 to 15 VDC and draws a current of 40 mA. The device produces a continuous tone at a frequency of 3 kHz with a sound pressure level of 95 dB. Designed for board mounting, it features wire lead termination and measures 9.1 mm in diameter. The unit functions reliably across an operating temperature range of -20°C to 65°C.

Alarms, Buzzers, And Sirens Feature Summary

• Piezoelectric technology generates a continuous audible alert signal
• Integrated internal driver circuit simplifies interface requirements
• Compact through-hole design suitable for dense panel or board layouts

Alarms, Buzzers, And Sirens Applications

• Industrial control panels requiring visual and audible status indication
• Medical equipment alarm systems needing reliable acoustic alerts
• Transportation vehicle instrumentation for system monitoring

Alarms, Buzzers, And Sirens Procurement Notes

Verify the specific suffix configuration against the official Mallory Sonalert datasheet to ensure correct voltage and acoustic specifications. Confirm that the wire lead termination style matches the target PCB layout requirements. Check RoHS compliance documentation if environmental regulations apply to the final assembly. Ensure the operating temperature range meets the deployment environment standards.

Alarms, Buzzers, And Sirens Selection Notes

Select this component when a compact, high-decibel continuous tone is required for direct board integration. The 9.1 mm diameter allows for tight spacing in crowded enclosures. Consider the 40 mA current draw for power budget calculations. Verify that the 3 kHz frequency provides adequate audibility over ambient noise levels in the intended application environment.

Alarms, Buzzers, And Sirens Part Context

The MSR320 belongs to the broader Mallory Sonalert portfolio of audio indicators and transducers. This series focuses on providing standardized, reliable acoustic signaling solutions for various sectors. The manufacturer emphasizes consistent performance and durability in industrial-grade components. This part represents a standard offering within their continuous tone piezoelectric lineup.

Alarms, Buzzers, And Sirens Replacement Considerations

Consult the official Mallory Sonalert cross-reference guide for verified substitutes. Ensure any replacement maintains identical voltage, current, and acoustic output specifications. Verify mechanical compatibility including diameter and mounting style before substitution.