Water Flow Indicator with Retard (ZSJZYS)

Flow indicator, usually installed in the system side of the pipe or pipe branch pipe, After a certain time delay (delay time 0-90s adjustable), when the water flow detected by the leaves, the water flow signal is converted into electrical signals, and electrical switch turn-on start-up Alarm system or directly start the fire pump and other electrical equipment, and can display the fire occurred area.