PT-723B-76Q

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Alarms, buzzers, and sirens are designed to provide audible signals in a variety of applications. One of the most popular alarms is the PT-723B-76Q. This high-powered, self-powered alarm has a number of features that make it a great choice for a variety of situations.

Application Field

The PT-723B-76Q is a popular alarm used for residential and commercial applications. It is often used in combination with other types of security equipment such as door and window sensors, motion detectors, as well as smoke and gas detectors. The alarm is also used in hospitals, government buildings, and schools. Its loud speaker and wide frequency range makes it a great choice for audible warnings and emergency announcements.

The PT-723B-76Q can also be used in industrial applications. It is capable of monitoring and controlling numerous processes, such as factory assembly lines, packaging machinery, or the status of a factory-floor conveyor system. It is also commonly used in areas with extreme temperatures, such as the food industry and petrochemical plants, because its durable, dust-proof and waterproof construction protects it from harsh environments.

Working Principle

The PT-723B-76Q alarm has a built-in siren speaker and a built-in amplifier. The siren speaker has a maximum sound pressure level that can reach up to 110dB. The sound can be heard from up to 100 meters away. The alarm also has an adjustable frequency range that makes it perfect for a variety of applications.

The PT-723B-76Q also features an auxiliary input jack for connecting a microphone or other sound sources. The alarm can also be triggered by an analog input signal such as a smoke detector or a door contact. The alarm will sound in response to the applicable input signal. The alarm also features a built-in timer, which can be used to set a specific length of time for the alarm to sound once it is triggered.

The PT-723B-76Q also offers additional features such as LED indicator lights for power and status, and an adjustable volume control. It can also be connected to a power source via a 12V DC adapter or 4 AAA batteries for added convenience.

Conclusion

The PT-723B-76Q alarm is a powerful, durable, and self-powered alarm that is suitable for a variety of applications. It has a wide frequency range and a maximum sound pressure of 110dB, which makes it audible from up to 100 meters away. The alarm also features a timer, LED indicators, and an auxiliary input jack. The PT-723B-76Q is an ideal choice for commercial and industrial applications that require reliable alarms.

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