When the level exceed limited height, the alarm send signals to start self-priming pump drain.
当水位超过限制高度时，发出信号启动自吸泵排水。
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Designed for limited shut height applications, the spring is available with various stroke lengths.
在闭合高度有限时，弹簧可以调整行程。
Cell height is limited.
单元高度是有限制的。
应用推荐
模块上移
模块下移
不移动