MW-09-948-Q(M)D

Alarms, Buzzers, And Sirens Overview

The MW-09-948-Q(M)D is a piezoelectric chime alarm manufactured by Floyd Bell Inc, designed for panel mounting applications. This component belongs to the Audiolarm II series and features an internally driven indicator circuit. It operates on a DC input voltage range of 5 to 25 volts, drawing between 5 and 25 milliamps of current. The device produces a sound pressure level of 70 decibels at 5 volts measured from a distance of 61 centimeters. Its operating frequency is specified at 2.9 kilohertz. The unit is rated for an IP68 environment, providing dust tight and waterproof protection. It functions within a temperature range of -20°C to 65°C and includes UL and UR approval agency certifications.

Alarms, Buzzers, And Sirens Feature Summary

• Piezoelectric technology ensures reliable acoustic output with low power consumption
• IP68 rating provides complete protection against dust ingress and water immersion
• Internally driven circuit simplifies integration into control panels
• UL and UR certified for safety compliance in industrial environments

Alarms, Buzzers, And Sirens Applications

• Industrial machinery status indicators
• Control panel alarm systems
• Enclosed equipment monitoring
• Waterproof environmental signaling

Alarms, Buzzers, And Sirens Procurement Notes

Verify that the specific suffix Q(M)D matches the required lead time and packaging configuration for your production schedule. Confirm that the internal driver circuit aligns with your system's logic levels. Ensure the panel cutout dimensions accommodate the 35.81mm diameter specification. Check that the wire lead termination method suits your assembly process.

Alarms, Buzzers, And Sirens Selection Notes

Select this model when high environmental sealing is required alongside audible signaling. The wide voltage tolerance allows flexibility in power supply design. Consider the 70dB SPL for noise floor compatibility. Verify that the top port location does not conflict with adjacent components in the enclosure layout.

Alarms, Buzzers, And Sirens Part Context

This part is part of the Audiolarm II family, which focuses on robust panel mount solutions. Floyd Bell designs these units for durability in harsh conditions. The piezoelectric element offers longevity compared to mechanical alternatives. The series emphasizes standardized mounting dimensions for easy retrofitting.

Alarms, Buzzers, And Sirens Replacement Considerations

Check datasheets for direct substitutes with identical mounting holes and electrical ratings. Verify pinout compatibility if replacing existing wiring. Ensure replacement parts maintain the same IP68 certification level.