CH-09-525-Q(S)

Overview

The CH-09-525-Q(S) is a panel mount chime alarm from the AudioLarm II series by Floyd Bell Inc. It utilizes piezo technology and features an internally driven indicator circuit. The device operates on DC voltage within a range of 5 to 25 volts. It produces a sound pressure level of 70 dB at 5V measured at 61cm. The operating frequency is 2.9 kHz. Power consumption ranges from 5 to 25 mA depending on the input voltage. The unit has top-mounted wire leads for connection. Physical dimensions include a diameter of 1.410 inches (35.81mm) and a maximum installation height of 1.480 inches (37.59mm). It is rated IP68 for dust tightness and waterproofing, with an operating temperature range of -20°C to 65°C.

Feature Summary

• Internally driven piezo chime mechanism
• IP68 waterproof and dust-tight rating
• Top-mounted wire lead termination

Applications

• Industrial machine status indication
• Panel mounted safety alarms
• Waterproof environmental monitoring systems

Procurement Notes

Verify the specific suffix Q(S) against official Floyd Bell documentation to confirm exact acoustic or visual variations compared to standard variants. Ensure the required operating voltage aligns with the 5-25V DC specification. Confirm that the IP68 rating meets the environmental exposure requirements of the intended installation site. Cross-reference the physical mounting dimensions with the enclosure design to ensure proper fitment.

Selection Notes

Select this component when a durable, self-contained audible alarm is required for harsh environments. The internal drive circuit simplifies integration by removing the need for external driver components. The wide voltage tolerance allows flexibility in power supply design. Consider the 70 dB output level relative to ambient noise levels to ensure adequate audibility.

Part Context

This part belongs to the AudioLarm II series, described as a widely used industrial alarm line. It is designed for durability in industrial settings. The model number indicates specific acoustic and mechanical characteristics distinct from other series members like the Announcer or Turbo lines.

FAQ

Is the CH-09-525-Q(S) externally driven?

No, it features an internally driven indicator circuit.

What is the protection rating of this alarm?

It is rated IP68, making it dust tight and waterproof.