MB-09-948-Q(M)

Alarms, Buzzers, And Sirens Overview

The MB-09-948-Q(M) is a piezoelectric chime alarm manufactured by Floyd Bell Inc. It features an internally driven indicator circuit and accepts DC voltage input within a range of 5 to 25 volts. The device operates at a frequency of 2.9 kHz with a sound pressure level of 70 dB measured at 5 volts and 61 cm distance. Power consumption ranges from 5 to 25 mA across the operating voltage spectrum. Designed for panel mounting, it includes wire leads for connection and offers IP68 protection against dust and water ingress. The unit maintains operational functionality within a temperature range of -20°C to 65°C.

Alarms, Buzzers, And Sirens Feature Summary

• Piezoelectric technology ensures reliable acoustic output without external drivers.
• IP68 rating provides complete dust tightness and waterproofing capabilities.
• Internally driven circuit simplifies integration into control systems.

Alarms, Buzzers, And Sirens Applications

• Industrial machinery status indication
• Panel-mounted safety alarms
• Waterproof environmental monitoring systems

Alarms, Buzzers, And Sirens Procurement Notes

Verify that the specific suffix (M) matches the required lead configuration and housing material specifications. Confirm UL and UR approval requirements for the intended installation region. Ensure the operating voltage aligns with the 5-25V DC specification to prevent damage. Check compatibility with existing panel cutouts given the 35.81mm diameter dimension.

Alarms, Buzzers, And Sirens Selection Notes

Select this component when high environmental resistance is required due to its IP68 rating. Choose based on the need for a self-contained, internally driven chime rather than a simple buzzer. Consider the 2.9 kHz frequency for distinct audible alerts in noisy environments. Verify that the wire lead termination method suits the assembly process compared to PCB mount alternatives.

Alarms, Buzzers, And Sirens Part Context

This model belongs to the AudioLarm II series, which focuses on robust, panel-mount signaling devices. The series typically includes variants with different voltages and frequencies. The MB prefix indicates a specific form factor within the product line designed for direct panel insertion and secure wiring.

Alarms, Buzzers, And Sirens Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Cross-reference with other AudioLarm II models only if electrical parameters and physical dimensions match exactly.