Flowing water supply should be through the alarm pneumatic valve

in the flowing system, flowing water pump is given by the movements of the alarm on the pneumatic valve pressure switch signal to start, display the fire water flow indicator, so the flowing water supply shall be through the alarm to the pipe pneumatic valve. Especially from the cistern or charging facilities of flowing water supply pipe, not like a fire hydrant system directly on the fire tube, pneumatic valve entry access for fire tube must be from the police. Similarly, the introduction of the flow system of the pump adapter tube must also pass alarm pneumatic valve to the tube.