PK-21N30PQ

Series:	PK
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Driver Circuitry:	Indicator, Internally Driven
Input Type:	DC
Voltage - Rated:	12V
Voltage Range:	1.5 ~ 30V
Frequency:	3kHz
Technology:	Piezo
Operating Mode:	Single Tone
Duration:	--
Sound Pressure Level (SPL):	80dB @ 12V, 30cm
Current - Supply:	12mA
Port Location:	Top
Operating Temperature:	-20°C ~ 70°C
Approvals:	--
Ratings:	--
Mounting Type:	Through Hole
Termination:	PC Pins
Size / Dimension:	0.945" Dia (24.00mm)
Height - Seated (Max):	0.382" (9.70mm)

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Alarms, Buzzers, and Sirens

Alarm systems, buzzers, and sirens play an important role in today\'s society. They provide warnings about potential danger, alert people in case of emergency, and inform people in noisy environments. The PK-21N30PQ is a type of alarm system which is currently available on the market. It is used for a variety of applications and is unique in many ways. The PK-21N30PQ was designed for both indoor and outdoor applications. It is a two-way wireless system that uses 126-frequency radio transmission technology. The system features an alarm siren, a strobe light, and a transmitter receiver unit, as well as multiple sensors for detecting movement, sound, etc. Each component is connected to the main control unit with a two-way radio channel.The PK-21N30PQ is mainly used in industrial and commercial applications. It can be used as a perimeter security system in warehouses, shops, and factories, providing protection against theft or unauthorized entry. Additionally, the system can be used as an indoor intruder alarm system. It can detect motion in areas such as doors or windows and can be programmed to generate sound or strobe light signals in case of an intrusion.The PK-21N30PQ is also used in hospitals or medical facilities. It can detect abnormal changes in a patient\'s physiological state or environment by using temperature sensors, motion detectors, and other sensors. The system can then send an alarm signal to alert the healthcare staff.The system works by using both active and passive sensing technologies. Passive sensors detect motion, sound, temperature, and other items. Active sensors analyse the environment and other sources of data, such as video, to detect any changes or intrusions. The system is then able to trigger the appropriate signals or alerts.The PK-21N30PQ alarm system uses a set of rules or “conditional logic” to determine whether an alarm should be triggered. It can decode the radio signals that are transmitted to it and can differentiate between valid and false signals. It then determines whether or not an alarm should be triggered.The PK-21N30PQ alarm system is a comprehensive and versatile alarm system. It is easy to install and program, and its Wireless connection eliminates the need for complex wiring. The system is especially useful for businesses or facilities that require a versatile, reliable, and secure system that can be easily integrated with other systems.

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