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XZ45X法兰消防信号闸阀
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信号闸阀是阀”具有启闭电信号装置的阀门，当输入24V电压， 阀关闭到全开启度的1/4时,阀^被关闭的信号即可传送到控制中心，是消防自动喷水灭繇统的最套品，同时也泛用于其它确保阀”门常开、防止被误关的场台。 Signal gate valve is a kind of valve "with an on-off electrical signal device. When a 24V voltage is input and the valve is closed to 1/4 of the full opening degree, the signal that the valve is closed can be transmitted to the control center. It is the best product of the fire automatic sprinkler extinguishing system and is also widely used in other occasions to ensure that the valve is always open and prevent it from being mistakenly closed.
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信号闸阀是阀”具有启闭电信号装置的阀门，当输入24V电压， 阀关闭到全开启度的1/4时,阀^被关闭的信号即可传送到控制中心，是消防自动喷水灭繇统的最套品，同时也泛用于其它确保阀”门常开、防止被误关的场台。
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