Magnetic Buzzers B2NB Series

Product Overview

The B2NB series Ø22/25 mm magnetic buzzers deliver a powerful and clear bass sound, reaching up to 87 ±10 dB at a distance of 0.1 meters. These buzzers are designed for flexibility, allowing users to choose between continuous and intermittent sound settings. Additionally, they come equipped with a green or red LED operation indicator for easy status monitoring.

Key Features

• Loud and Clear Sound: The B2NB series buzzers can emit a sound level of up to 87 ±10 dB, ensuring that the alert is easily heard even in noisy environments.
• Flexible Sound Settings: Users can select between continuous or intermittent sound modes, depending on their specific application needs.
• Easy Installation: Designed to fit Ø22 mm and Ø25 mm mounting holes, with compatibility for panel thicknesses up to 6 mm.
• Durable Design: These buzzers are built with a sturdy PA6 body and a PC cap, offering reliable performance in various indoor conditions.
• Operation Indicators: The B2NB-B1D model features a green LED indicator, while the B2NB-B1D-R model comes with a red LED indicator to signal the operational status.
• Safety First: Built with essential safety features, including insulation resistance of ≥ 50 MΩ and dielectric strength of 1,000 VAC, ensuring safe operation in demanding environments.
• Vibration and Shock Resistant: The buzzers are tested for vibration and shock resistance, ensuring reliable operation even in conditions with mechanical stress.
• User-friendly Maintenance: The buzzer type can be easily set by removing the bottom cover and adjusting the jumper pin for the desired sound mode.

Safety Considerations

To ensure the safe and proper operation of the B2NB series magnetic buzzers, users must observe all safety precautions. These include the installation of fail-safe devices in critical applications, avoiding use in hazardous environments, and adhering to proper handling and maintenance procedures.

Cautions During Use

• Temperature and Humidity: Operate the buzzer within the specified temperature range of -15 to 55°C and humidity levels of 35 to 85% RH to avoid damage.
• Environmental Restrictions: Avoid using the buzzer in areas exposed to severe vibrations, strong magnetic fields, direct sunlight, or corrosive chemicals.

Setting Buzzer Type

Users can configure the sound mode of the B2NB series buzzers easily:

• Intermittent Sound: Leave the jumper pin attached for a beep-beep sound pattern.
• Continuous Sound: Remove the jumper pin using a flat-head screwdriver for a continuous beep.

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