SCE028XA3QP1B

Series:	SCE
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Driver Circuitry:	Indicator, Internally Driven
Input Type:	AC
Voltage Range:	16 ~ 28 V
Frequency:	2.9kHz
Technology:	Piezo
Operating Mode:	Pulse, Quick
Duration:	60 PPS
Sound Pressure Level (SPL):	95dB @ 16V, 61cm
Current - Supply:	40mA
Port Location:	Top
Operating Temperature:	-40°C ~ 85°C
Approvals:	cUL, UL
Ratings:	--
Mounting Type:	Panel Mount
Termination:	Terminal Block
Size / Dimension:	1.687" Dia (42.85mm)
Height - Seated (Max):	1.511" (38.39mm)

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Alarms, Buzzers, and Sirens

Alarms, buzzers, and sirens are essential components in many security systems and industrial safety applications. They provide an audible alert whenever something needs attention or assistance. The SCE028XA3QP1B is a popular choice for use in a variety of applications due to its versatility and reliability. In this article, we will discuss the application fields and working principles of SCE028XA3QP1B.The SCE028XA3QP1B is an electronic siren activator with a built-in timer and microcontroller. It is designed to trigger an alarm or siren when triggered by an external trigger, such as a voltage change, a mechanical switch, or a pre-defined time. It is often used in security systems, industrial machinery, and other applications in which an audible alert is required.The main application area of SCE028XA3QP1B is in security systems. It is used in residential and commercial door and window alarms in order to provide an audible notification if someone breaks into a building or premises. It can also be used in car alarms, fire alarms, and other security systems that require an audible alert.The SCE028XA3QP1B is also used in industrial safety applications. In these applications, it is used to activate alarms in a variety of scenarios such as when a machine stops working, when a hazardous substance is present in the environment, or when a specific temperature is reached. This helps to protect personnel and prevent accidents.The SCE028XA3QP1B has a built-in timer and microcontroller, which makes it extremely versatile for use in a variety of applications. It can be easily configured to trigger an alert at a specific time or when triggered by an external sensor or switch. The siren and ringtone can be changed to fit the application, and the sensitivity of the trigger can be adjusted as needed.In order to understand the working principle of the SCE028XA3QP1B, it is important to understand how it is triggered. When the timer on the SCE028XA3QP1B is triggered, either manually or by an external sensor, it activates the siren and ringtone. The siren then emits a loud sound in order to alert personnel or passers-by of potential danger.The SCE028XA3QP1B is a reliable and cost-effective electronic siren activator that can be used in a variety of applications to ensure safety and security. It is easy to configure and can be adjusted to suit the specific application, ensuring that the audible alert is heard clearly and in time. Thanks to its versatility, reliability, and cost-effectiveness, the SCE028XA3QP1B is a popular choice for use in alarms, buzzers, and sirens in many residential, commercial, and industrial settings.

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Part Number	Manufacturer	Price	Quantity	Description