US-09-628-S

Overview

The US-09-628-S is a piezoelectric chime alarm manufactured by Floyd Bell Inc, belonging to the AudioLarm II series. It features an internally driven indicator circuit and accepts DC input within a voltage 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 5V and 61cm. Electrical current consumption ranges from 5 to 25 mA. The unit utilizes wire lead termination for top port placement and supports panel mounting. It is rated for operation between -20°C and 65°C and holds UL and UR approval agencies with IP68 dust-tight and waterproof protection.

Feature Summary

• Piezoelectric technology providing durable industrial audio signaling
• Internally driven indicator circuit for simplified integration
• IP68 rating ensuring dust-tight and waterproof performance
• UL and UR agency approvals for safety compliance

Applications

• Industrial machinery status indication
• Panel-mounted alarm systems
• Equipment requiring waterproof audio alerts
• Control panels needing UL/UR certified components

Procurement Notes

Verify the specific manufacturer part number against official Floyd Bell documentation to confirm compatibility with system voltage requirements. Ensure that the wire lead termination method aligns with the intended connection infrastructure. Confirm that the operating temperature range meets environmental conditions. Check for updated agency certifications such as UL or UR if required by local regulations. Validate the IP68 sealing integrity for applications involving direct exposure to moisture or dust.

Selection Notes

Select this component when a reliable, internally driven piezo chime is required for panel mounting. Consider the 5 to 25 VDC input range for power supply compatibility. Evaluate the 70 dB SPL output against ambient noise levels to ensure audibility. Verify that the physical dimensions and top port location fit the enclosure design. Assess the need for IP68 protection and UL/UR certification in the target application environment.

Part Context

This model belongs to the AudioLarm II series, recognized as a widely used industrial alarm line. It represents a standard solution for durable audio signaling in demanding environments. The product maintains active status within the manufacturer's portfolio, supporting long-term availability for industrial equipment manufacturing and maintenance.

Replacement Considerations

Consult official Floyd Bell documentation for confirmed substitute part numbers. Do not assume cross-compatibility with other series without verifying electrical and mechanical specifications.