CH-09-301-W(M)

Overview

The CH-09-301-W(M) is a piezoelectric chime alarm from the AudioLarm II series, manufactured by Floyd Bell Inc. Designed for panel mounting, this internally driven indicator operates on a DC voltage range of 5 to 25 volts. It features wire leads for termination and produces an acoustic output of 70 dB at 5V measured at a distance of 61 cm. The unit generates a frequency of 2.9 kHz with a power consumption current between 5 and 25 mA. Physical dimensions include a diameter of 1.410 inches (35.81 mm) and a maximum installation height of 1.480 inches (37.59 mm). It is rated IP68 for dust tightness and waterproofing, with an operating temperature range of -20°C to 65°C.

Feature Summary

• Piezoelectric technology provides durable industrial audio signaling
• IP68 rating ensures protection against dust and water ingress
• Internally driven circuit simplifies integration into control panels

Applications

• Industrial machinery status indication
• Panel mount alarm systems
• Equipment monitoring in harsh environments

Procurement Notes

Verify the specific suffix designation against official manufacturer documentation to confirm exact termination style and acoustic specifications. Ensure the selected component meets the required environmental ratings for the intended application environment. Cross-reference the part number with current datasheets to validate active status and compliance certifications before procurement.

Selection Notes

Select this component when a robust, waterproof audible indicator is required for panel-mounted applications. The wide voltage input range allows compatibility with various DC power supplies commonly found in industrial settings. Consider the physical dimensions and IP68 rating to ensure proper fit and environmental protection within the enclosure design.

Part Context

This model belongs to the AudioLarm II series, recognized as a widely used industrial alarm line. The series emphasizes durability and reliability for demanding machine environments. As a piezoelectric device, it offers consistent performance across varying temperatures and conditions typical of industrial operations.

Replacement Considerations

Consult official substitution guides for verified equivalent models. Ensure replacement parts maintain identical mounting dimensions, voltage ranges, and acoustic output levels to preserve system functionality.