MC-09-531-S

Alarms, Buzzers, And Sirens Overview

The MC-09-531-S is a panel mount chime alarm from the AudioLarm II series manufactured by Floyd Bell. It utilizes piezoelectric technology and features an internally driven indicator circuit. The device operates on a DC voltage range of 5 to 25 volts with a power consumption current between 5 and 25 mA. It produces a sound pressure level of 70 dB at 5 volts measured at a distance of 61 cm. The operating frequency is 2.9 kHz. The unit is rated IP68 for dust tightness and waterproofing, suitable for environments ranging from -20°C to 65°C. Physical dimensions include a 1.410-inch diameter and a maximum installation height of 1.480 inches.

Alarms, Buzzers, And Sirens Feature Summary

• Piezoelectric construction providing durable audio signaling
• IP68 rating ensuring protection against dust and water ingress
• Internally driven indicator circuit for simplified integration
• Panel mount design with top port location

Alarms, Buzzers, And Sirens Applications

• Industrial machinery status indication
• Control panel alarm systems
• Enclosed equipment monitoring
• Harsh environment signal alerts

Alarms, Buzzers, And Sirens Procurement Notes

Verify the specific suffix (S) against official documentation to confirm terminal type or lead configuration. Ensure the required operating voltage falls within the 5 to 25 VDC range. Confirm that the 70 dB SPL meets acoustic requirements for the intended installation distance. Check UL/UR approval agency listings if regulatory compliance is mandatory for the application.

Alarms, Buzzers, And Sirens Selection Notes

Select this model when high environmental sealing is required due to its IP68 rating. The wide voltage input range allows flexibility in system power design. Consider the 2.9 kHz frequency and 70 dB output for appropriate audibility. Verify that the wire lead termination style matches existing wiring harnesses. Compare physical dimensions against available panel cutout space.

Alarms, Buzzers, And Sirens Part Context

This component belongs to the AudioLarm II series, recognized as a widely used industrial alarm line. Floyd Bell specializes in durable audio devices for industrial machines. The product line emphasizes reliability in harsh conditions. This specific part represents a standard chime alarm variant within their broader portfolio of piezoelectric alarms and buzzers.

Alarms, Buzzers, And Sirens Replacement Considerations

Consult official Floyd Bell documentation for direct cross-reference part numbers. Verify compatibility regarding mounting dimensions and electrical characteristics before substitution. Generic replacements may not match the IP68 sealing or UL approvals.