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RS PRO Piezo Buzzer Component Panel Mount Slow Pulse Tone 87 dB 28 mm Diameter 25.4 mm Height 4-28 V dc 771-6904
Specifications
| Country of Origin | Taiwan |
|---|---|
| Diameter | 28mm |
| Brand | RS PRO |
| Sound Level | 87dB |
| Height | 25.4mm |
| Model | 771-6904 |
| Drive Type | Internal |
| Mount Type | Panel Mount |
| Maximum Operating Temperature | 85°C |
| Minimum Operating Temperature | -30°C |
| Standards/Approvals | RoHS |
| Maximum Frequency | 4kHz |
| Termination Style | Wire Terminal |
| Maximum Supply Voltage | 28V dc |
| Minimum Supply Voltage | 4V dc |
| Supply Current | 6mA |
| Tone Type | Slow Pulse (1.2Hz ± 20%) |
| Minimum Frequency | 3000Hz |
| Digisound 85 dB Surface Internal 15.5 mm Buzzer 3 V dc Min 7V dc MaxBrand | Digisound |
| Digisound 85 dB Internal Electronic Sounder 4 V Min 7V MaxBrand | Digisound |
Key Features
- Panel mounting type for easy integration into systems.
- Produces a slow pulse tone at 1.2Hz ± 20% frequency.
- Internal drive eliminates the need for additional circuitry.
- Operates within a temperature range of -30°C to +85°C.
- Sound level rated at 87 dB for audible alerts.
- Supply voltage range from 4 V dc to 28 V dc.
- Termination via wire terminal for secure connections.
- Complies with RoHS standards for environmental safety.
Product Description
RS PRO 771-6904 Piezo Buzzer Component is an industrial-grade 87 dB sound level buzzer designed for panel mounting applications. Featuring a 28 mm diameter and 25.4 mm height, it operates on a supply voltage range of 4 V dc minimum to 28 V dc maximum. The buzzer emits a slow pulse tone at 1.2Hz ± 20%, providing an effective alert without causing urgency typical of faster pulses.
This buzzer incorporates an internal drive type, simplifying integration by removing the need for external drive circuitry. It is designed to operate reliably over a broad temperature range from -30°C to +85°C, suitable for harsh industrial environments.
The device employs wire terminal termination for secure electrical connections. Its durable flanged housing ensures stable panel mounting and physical protection.
The buzzer's compliance with RoHS and conformance to US ANSI/ESD S20.20:2014 and UK BS EN 61340-5-1:2007 electrostatic discharge standards assures operators and engineers of its safety and reliability in sensitive systems.
Common applications include industrial process alarms, control panels, and equipment requiring audible status indicators with minimal interference. The slow pulse warning tone is ideal for alerting without creating a sense of urgency.
Panel mount design enables easy system integration. Slow pulse tone at 1.2Hz ± 20% frequency for distinct alerts. Internal drive reduces complexity and additional circuitry requirements. Wide temperature range supports diverse industrial environments.
High sound level of 87 dB suitable for noisy surroundings. Wire terminal termination for secure electrical connections. RoHS compliant and conforms to international electrostatic discharge standards.
The RS PRO 771-6904 Piezo Buzzer Component is a reliable choice for engineers and technicians seeking an effective, durable, and compliant audible alert device for panel applications in industrial, manufacturing, and electronic control settings.
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Frequently Asked Questions
The sound level of this model is rated at 87 dB, making it suitable for audible alerts in noisy environments.
It operates reliably within a temperature range of -30°C to +85°C, allowing it to function in harsh industrial conditions.
The buzzer operates on a supply voltage range from 4 V dc to 28 V dc.
It produces a slow pulse tone at a frequency of 1.2Hz ± 20%, which is effective for alerts without causing urgency.
It features a wire terminal termination style, ensuring secure electrical connections.
The buzzer has a diameter of 28 mm and a height of 25.4 mm, making it suitable for panel mounting applications.
This model utilizes an internal drive type, which simplifies integration by eliminating the need for additional circuitry.
Yes, it complies with RoHS standards and conforms to US ANSI/ESD S20.20:2014 and UK BS EN 61340-5-1:2007 electrostatic discharge standards.
Common applications include industrial process alarms, control panels, and equipment requiring audible status indicators.
The maximum frequency it can produce is 4 kHz, which is suitable for generating the specified tone type.
The country of origin for this buzzer is Taiwan.
The supply current required for operation is 6 mA.
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