AT-1220-TT-9-R

Series:	AT
Packaging:	Tray
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Driver Circuitry:	Transducer, Externally Driven
Input Type:	Peak-Peak Signal
Voltage - Rated:	3.5V
Voltage Range:	3 ~ 5V
Frequency:	2.048kHz
Technology:	Magnetic
Operating Mode:	Single Tone
Duration:	--
Sound Pressure Level (SPL):	85dB @ 3.5V, 10cm
Current - Supply:	35mA
Port Location:	Top
Operating Temperature:	-20°C ~ 70°C
Approvals:	--
Ratings:	--
Mounting Type:	Through Hole
Termination:	PC Pins
Size / Dimension:	0.472" Dia (12.00mm)
Height - Seated (Max):	0.343" (8.70mm)

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Alarms, Buzzers, and Sirens

Alarms, buzzers, and sirens play an important role in alerting people to dangerous situations like fires, floods, break-ins and more. It is important to understand the different types of alarms and their applications to ensure that the right alarm is chosen for the right application. One such type of alarm is the AT-1220-TT-9-R, which is used in a variety of scenarios, from security applications to industrial uses. The AT-1220-TT-9-R is an electronic alarm designed for use in residential, commercial, and industrial locations. It is powered by a 9V alkaline battery and can be triggered by external sound, movement, or power failure. This alarm is designed to alert people in the vicinity of an emergency or a potential danger. It can be activated manually or remotely via an external switch. The AT-1220-TT-9-R features a loud, high-pitched siren sound that can reach up to 120 dB. The alarm can be programmed depending on the needs of the application. It also features an onboard seven-segment display, which can be used to display the time and sound level. This makes it easier to adjust the sound settings of the alarm without having to reprogram it. The AT-1220-TT-9-R also features a tamper switch for increased security.The AT-1220-TT-9-R is typically used in a variety of applications, including alerting people to fires, floods, or emergencies such as a break-in. It is also suitable for use in industrial applications, such as when machinery needs to be shut down due to dangerous levels of noise. The alarm can also be used to notify workers of an impending shutdown or to alert them to the need to evacuate a building.The working principle of the AT-1220-TT-9-R is fairly simple. Once triggered by an external sound, movement, or power failure, the alarm will trigger the loud siren and activate the onboard seven-segment display. This will alert people in the vicinity of the potential hazard or emergency. The sound of the siren can be adjusted depending on the application, making it suitable for a variety of scenarios. To ensure that the AT-1220-TT-9-R is installed properly, users should follow all instructions provided by the manufacturer. It is important to note that the alarm should not be installed in areas with high levels of dust, moisture, or extreme temperatures. It should also be operating from a power source that is compatible with the alarm\'s specifications. In conclusion, the AT-1220-TT-9-R is a versatile alarm designed for use in residential, commercial, and industrial locations. Its loud siren sound and onboard seven-segment display make it well-suited for a variety of applications, such as alerting people to fires, floods, or break-ins. Learning how it works and understanding its application field are essential for proper installation and use.

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