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SC628EP
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Product Detailed Parameters
- Description：BUZZER PIEZO 42.98MM PNL MNT
- Series：SC
- Mfr：Mallory Sonalert Products Inc.
- Package：Bulk
- Driver Circuitry：Indicator, Internally Driven
- Input Type：DC
- Frequency：2kHz
- Technology：Piezo
- Operating Mode：Pulse, Fast
- Duration：2 ~ 10 PPS
- Sound Pressure Level (SPL)：58dB @ 6V, 61cm
- Current - Supply：3 ~ 14mA
- Port Location：Top
- Operating Temperature：-30°C ~ 65°C
- Approval Agency：-
- Ratings：-
- Ingress Protection：NEMA 3R, 4X, 12
- 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：1.692" Dia (42.98mm)
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Overview
The SC628EP is a piezoelectric audio indicator from the Mallory Sonalert SC series, designed for industrial applications. It operates on a rated voltage of 28 VAC/DC with a current rating of 16 mA. The device emits a continuous tone at a frequency of 2 kHz and achieves a sound pressure level of 97 dBA. It features screw termination style and panel mount installation. The unit has a diameter of 43 mm and a height of 33 mm, weighing approximately 45 g.
Feature Summary
- Piezoelectric technology for reliable acoustic output
- Continuous tone generation capability
- Screw terminal connection method
- Panel mount configuration
Applications
- Industrial equipment status indication
- Machine fault alarm systems
- Control panel auditory alerts
Procurement Notes
Verify the specific suffix against official Mallory Sonalert documentation to confirm electrical parameters and termination style. Ensure the required voltage rating matches the application circuit. Confirm RoHS compliance status if environmental regulations apply. Check for CUL approval requirements if operating in regulated markets. Validate physical dimensions against panel cutout specifications before ordering.
Selection Notes
Select this model when a high-decibel continuous alert is required for panel-mounted installations. The screw termination offers secure wiring connections for industrial environments. Consider the 2 kHz frequency for optimal audibility in noisy settings. Evaluate the 28 VAC/DC compatibility with existing control voltages. Compare sound pressure levels against other SC series variants for volume requirements.
Part Context
The SC628EP belongs to the Mallory Sonalert SC series, a long-standing line of piezoelectric buzzers introduced in the 1960s. This series serves as a foundational component for various industrial and commercial signaling devices. The manufacturer, Mallory Sonalert Products Inc., specializes in high-performance audio indicators and alarms.
Replacement Considerations
SC628NDR
FAQ
What is the sound pressure level of the SC628EP?
The SC628EP produces a sound pressure level of 97 dBA.
Does the SC628EP support AC or DC voltage?
Yes, the SC628EP is rated for both 28 VAC and 28 VDC operation.
