MC-09-948-W

Alarms, Buzzers, And Sirens Overview

The MC-09-948-W is a panel mount chime alarm manufactured by Floyd Bell Inc, belonging to the AudioLarm II series. It utilizes piezoelectric technology with an internally driven indicator circuit. The device operates on a DC input voltage range of 5 to 25 volts and draws a power current between 5 and 25 mA. It produces a sound pressure level of 70 dB at 5 volts measured from a distance of 61 cm. The operating frequency is fixed at 2.9 kHz. The unit features wire leads for termination and has an IP68 rating for dust tightness and waterproofing. Physical dimensions include a diameter of 35.81 mm and a maximum installation height of 37.59 mm. It is certified by UL and UR agencies and functions within a temperature range of -20°C to 65°C.

Alarms, Buzzers, And Sirens Feature Summary

• Piezoelectric chime mechanism with integrated internal drive circuitry
• IP68 rated enclosure providing dust tight and waterproof protection
• Panel mount design with top-positioned port and wire lead termination

Alarms, Buzzers, And Sirens Applications

• Industrial machinery status indication
• Equipment safety alarms
• Control panel audio signaling

Alarms, Buzzers, And Sirens Procurement Notes

Verify the specific part number against official manufacturer documentation to confirm active status and exact electrical ratings. Ensure the required voltage and current specifications match the target application's power supply capabilities. Confirm that the IP68 rating meets environmental exposure requirements. Check for necessary agency certifications such as UL or UR for the intended market. Validate physical mounting dimensions against available panel space.

Alarms, Buzzers, And Sirens Selection Notes

Select this component when a durable, waterproof piezo chime is required for panel-mounted applications. The internally driven circuit simplifies integration by eliminating external driver components. Consider the 70 dB output level relative to ambient noise conditions. Verify that the 5-25 VDC operating range aligns with system power availability. Ensure the wire lead termination method suits the wiring infrastructure.

Alarms, Buzzers, And Sirens Part Context

This model is part of the AudioLarm II series, which is widely used in industrial environments. Floyd Bell Inc specializes in audible and visual signaling devices for heavy machinery and equipment. The series is known for robust construction and reliable performance in harsh conditions. This specific variant focuses on chime functionality with high ingress protection.

Alarms, Buzzers, And Sirens Replacement Considerations

Consult official Floyd Bell documentation for direct cross-reference part numbers. Verify compatibility regarding voltage range, mounting dimensions, and acoustic output before substitution.