SCE028MA3CTB

Duration:	--
Height - Seated (Max):	1.511" (38.39mm)
Size / Dimension:	1.692" Dia (42.98mm)
Termination:	Terminal Block
Mounting Type:	Panel Mount
Ratings:	--
Approvals:	cUL, UL
Operating Temperature:	-30°C ~ 65°C
Port Location:	Top
Current - Supply:	20mA
Sound Pressure Level (SPL):	75dB @ 16V, 61cm
Series:	SCE
Operating Mode:	Single Tone
Technology:	Piezo
Frequency:	2.9kHz
Voltage Range:	16 ~ 28 V
Input Type:	AC, DC
Driver Circuitry:	Indicator, Internally Driven
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Alarms, Buzzers, and Sirens - SCE028MA3CTB Application Field and Working PrincipleAlarms, buzzers, and sirens are components of alarm systems designed to alert security personnel of a security breach, emergency, or other imminent danger. The SCE028MA3CTB is a dual-tone, high-temperature, piezo-electric alarm system that combines the features of a buzzer, siren, and strobe light for crime prevention and emergency response.The SCE028MA3CTB is designed for maximum environmental protection and works over a wide range of temperatures, providing both reliable performance and extended service life. It is equipped with a robust mechanical-switching device that provides reliable operation and extended service life, allowing for the detection of intrusion even in harsh environments. The SCE028MA3CTB operates over an extended temperature range from -30° to 120°C.The SCE028MA3CTB is composed of two parts: a piezo-electric transducer, and an electronic switch. The piezo-electric transducer creates the dual-tone, high-volume alarm sound. The circuit design of the SCE028MA3CTB is highly tolerant to temperature variations and utilizes an innovative electrical switch to modulate the output sound.The electronic switch includes terminals that allow for connection to other devices. This feature allows the SCE028MA3CTB to be integrated into existing alarm systems or used in stand-alone applications. In addition, the electronic switch can be connected to a power supply and adjusted in frequency to create the desired output.The SCE028MA3CTB is a popular choice for applications such as access control, security monitoring, industrial applications, intrusion prevention, and fire and smoke alarm systems. Its high-volume sound is particularly well-suited for outdoor applications. The SCE028MA3CTB can also be used in conjunction with a strobe light for visual warning.The SCE028MA3CTB can be triggered in a variety of ways depending on the application. For access control, the SCE028MA3CTB can be connected to a contact switch and trigger the alarm when the switch is activated. It can also be triggered by a motion sensor, such as a voltage-sensitive relay or other sensing device.For applications such as security monitoring, the SCE028MA3CTB can be triggered by an external alarm system, such as a burglar alarm, or by a timer or other sensing device. The SCE028MA3CTB can also be connected to a wide range of devices for remote control or activation.The SCE028MA3CTB is an ideal alarm system, combining reliable performance, extended service life, and maximum environmental protection. It is easy to install and works over an extended temperature range. The combination of a piezo-electric transducer and an electronic switch creates a dual-tone, high-volume alarm sound perfect for both indoor and outdoor applications. The electronic switch also allows for flexible connections with other devices and offers remote control. The SCE028MA3CTB is a perfect choice for a variety of security applications, from access control, security monitoring, and fire and smoke alarms, to intrusion prevention.

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