Rain Gauge FRP Non Recording As per IS 5255-1969 with Locking arrangement-
The essential parts of an ordinary raingauge are a funnel through which the rain water is collected in a receiver and a measuring glass (rain measure) with which the rain water collected is measured. There is an additional cylinder in order to avoid possible losses due to overflow from the receiver. The correct type of rain measure suitable to the type of raingauge in use has to be used for the measurement of rainfall. The rain measure is graduated for every 0.2 mm of rainfall.