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SC628ADPR
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Product Detailed Parameters
- Description：BUZZER PIEZO 42.85MM PNL MNT
- Series：SC
- Mfr：Mallory Sonalert Products Inc.
- Package：Bulk
- Driver Circuitry：Indicator, Internally Driven
- Input Type：AC, DC
- Frequency：2kHz
- Technology：Piezo
- Operating Mode：Pulse, Fast
- Duration：2 ~ 10 PPS
- Sound Pressure Level (SPL)：60dB @ 7.5V, 61cm
- Current - Supply：6 ~ 20mA
- Port Location：Top
- Operating Temperature：-30°C ~ 65°C
- Approval Agency：-
- Ratings：-
- Ingress Protection：-
- Mounting Type：Panel Mount
- Termination：Screw Terminal, Quick Connect Tab - 0.250" (6.35mm)
- Height - Seated (Max)：1.399" (35.54mm)
- Voltage Range：6 ~ 28V
- Size / Dimension：1.687" Dia (42.85mm)
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Overview
The SC628ADPR is a piezoelectric industrial buzzer from the SC series by Mallory Sonalert. It operates on AC or DC voltages ranging from 6 to 28V with a current draw of 6 to 20mA. The device produces a fast pulse tone at a frequency of 2kHz, achieving a sound pressure level of 60dB at 7.5V and 61cm. It features panel mount installation with screw terminals and quick connect tabs (0.250 inch). The unit measures 1.687 inches in diameter and has a maximum height of 1.399 inches.
Feature Summary
- Piezoelectric technology for reliable audio indication
- Internal driver circuitry simplifies integration
- Versatile mounting options including screw terminals and quick connect tabs
Applications
- Industrial alarm systems
- Panel-mounted audio indicators
- Equipment status alerts
Procurement Notes
Verify the specific voltage rating and current consumption requirements against the application design specifications before procurement. Confirm that the operating environment falls within the specified temperature range of -30°C to 65°C. Ensure the mounting interface matches the available terminal types. Check for any recent product change notices regarding component updates.
Selection Notes
Select this model when a moderate volume indicator is required for industrial panels. The internal driver allows direct connection without external oscillators. Consider the 60dB output level for environments where high-intensity alarms are not necessary. Evaluate the physical dimensions to ensure compatibility with existing panel cutouts.
Part Context
This component belongs to the SC series of industrial alarms, a foundational product line introduced in the early 1960s. Mallory Sonalert has maintained this series as a core offering for decades. The SC628ADPR represents a standard configuration within this lineage, utilizing established piezoelectric designs for consistent performance across various industrial applications.
Replacement Considerations
SC628NDP
FAQ
What is the operating voltage range for the SC628ADPR?
The device supports AC or DC input voltages ranging from 6 to 28V.
Does the SC628ADPR require an external oscillator?
No, it includes an internal driver circuit, allowing for direct connection to the power source.
