alhua TECHNOLOGY (widely known as Dahua) is a leading provider of video-centric AIoT solutions, offering smart security cameras, whiteboards, and safety alarms.
alhua TECHNOLOGY, directly tied to Dahua Technology, is a globally recognized provider of video-centric AIoT solutions, smart security, and enterprise infrastructure systems. Their product catalog features a wide array of advanced devices, spanning smoke and carbon monoxide alarms, wireless interconnected fire safety networks, high-definition smart interactive whiteboards, and intelligent video surveillance (CCTV) hardware.
Recognized for innovations in security and Internet of Things (IoT) architecture, the brand focuses on equipping both city and enterprise operations with seamless technology integration. Whether it is a highly sensitive split-spectrum photoelectric smoke alarm for residential safety or a specialized 4K Deep Hub Smart Interactive whiteboard for modern education and conferencing, alhua TECHNOLOGY delivers optimized performance, durability, and robust wireless connectivity.
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Press the TEST button on the device. The indicator light will flash quickly and the buzzer will beep, confirming that the photoelectric chamber and speaker are functioning properly.
When a false alarm occurs, press the Test/Silence button on the device to temporarily mute the alarm sound. The device will be placed into silence mode for exactly 9 minutes.
It is highly recommended to install the device on the ceiling, at a distance of at least 20 inches (500 mm) away from the corners of the room. If installing on a sloping roof, maintain a similar offset depending on the roof's angle.
Yes, the PFA130-E-B Junction Box features an IP66 protection rating, meaning it is thoroughly protected against dust and robust against harsh washdowns or outdoor weather conditions.