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SC628JU-1R
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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：2.9kHz
- Technology：Piezo
- Operating Mode：Pin Selectable
- Duration：0.5 ~ 2.5 PPS
- Sound Pressure Level (SPL)：68dB @ 6V, 61cm
- Current - Supply：3 ~ 27mA
- 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)：1.330" (33.77mm)
- Voltage Range：6 ~ 28V
- Size / Dimension：1.692" Dia (42.98mm)
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Overview
The SC628JU-1R is a piezoelectric industrial alarm manufactured by Mallory Sonalert Products Inc. It operates within a voltage range of 6 to 28 VDC and features a slow pulse tone at a frequency of 2900 Hz. The device delivers a sound pressure level of 95 dBA and draws a current of 30 mA. It utilizes screw terminals for connection and is designed for panel mounting. The unit measures 43 mm in diameter with a height of approximately 42.98 mm, weighing 45 g.
Feature Summary
- Piezoelectric construction for reliable audio indication
- Slow pulse tone generation capability
- Industrial-grade durability for demanding environments
Applications
- Industrial machinery status monitoring
- Process control system alarms
- Safety warning indicators
Procurement Notes
Verify the specific suffix configuration against official Mallory Sonalert documentation to ensure correct electrical and mechanical parameters. Confirm terminal type and mounting requirements match the application design. Cross-reference the manufacturer part number with authorized distributor catalogs to validate authenticity and current availability status before finalizing procurement orders.
Selection Notes
Select this component when a slow pulse audible alert is required for industrial panels. Ensure the power supply matches the 6-28 VDC operating range. Verify that the screw terminal interface and panel mount dimensions fit the enclosure design constraints. Compare sound pressure levels against ambient noise requirements to confirm adequate audibility.
Part Context
This component belongs to the SC series of industrial audio indicators from Mallory Sonalert. The series is characterized by robust piezoelectric technology and standardized form factors suitable for integration into various control panels. The SC628JU-1R variant specifically offers a slow pulse output profile distinct from continuous or fast pulse models within the same product family.
Replacement Considerations
Consult official Mallory Sonalert substitution guides for verified equivalents. Generic replacements may not match the specific slow pulse timing or acoustic characteristics.
