KXB127 sound and light voice alarm mining alarm manufacturer promotion

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B Product Introduction of Mine Sound and Light Voice Alarm
Mine Sound and Light Voice Alarm (Coal Safety Certificate No.:) is mainly used in places containing explosive gases underground in coal mines, and is used for the entrance and exit of transportation tunnels. It can also be used as a dot or sound and light alarm for forks and curves. It can also be used as a sound and light alarm for shaft lifting, fork rail indication, and curve alarm to ensure work safety.
Structural Features of B Mine Sound and Light Voice Alarm
B Mine Sound and Light Voice Alarm has two chambers in one body, separating the explosion chamber and intrinsically safe chamber. The circuit uses an integrated voltage comparator, which is highly sensitive. Electro-optical coupling device, modular design. The overall layout is reasonable, small in size and light in weight.
B Mine sound and light voice alarm has two states, one is standby state and the other is alarm state. If the operator operates the button two or more times in succession, the audible and visual voice alarm for mine B changes to the alarm state. During the alarm process, the operator presses the button once, the alarm stops, and the audible and visual voice alarm for mine B changes to the standby state. This device can also be used in tandem with an electric bell at the same time, and the operation method is the same.
Technical parameters of B mine sound and light voice alarm
Working voltage: Working current:
Intrinsic safety parameters:.,
Sound loudness: not less than
Light signal is visible Distance light signals are visible in the dark.
Jining Dongda Mechanical and Electrical Co., Ltd. is located in Jining City, Shandong Province, the hometown of Confucius and Mencius. It is surrounded by scenic spots such as San Kong Holy Land, Mount Tai, Weishan Lake, and Shuibo Liangshan. It is adjacent to the Beijing-Shanghai Railway in the east and the Beijing-Shanghai Railway in the west. Beijing-Hangzhou Canal, adjacent to Ridong Expressway in the north, has convenient transportation and extends in all directions. The company has a registered capital of 10,000 yuan, an area of square meters, and total assets of more than 100 million yuan. The company has strong technical force, currently has many employees, including many professional and technical personnel, and has more than 3 sets of main production equipment and testing and testing instruments. It has formed a comprehensive capacity of annual production and sales of mining products exceeding 100 million yuan.