A unit designed to obtain catchment rainfall and runoff values as functions of time.
A motor driven traversing vessel with seventeen compartments is moved by timer beneath the outlet at a preselected rate to collect the runoff and provide an immediate display of the hydrograph.
Comprising a bench- or floor-standing tank with two overhead square pattern spray nozzles supplying water via a flow control valve, flow meter and solenoid valve.
The flow range is 0.4 to 4.4 litres/minute.
A comprehensive user manual is included in the supply.
The tank is 1.2m in length x 0.8m wide x 0.2m deep.
