Isco 674 Rain Gauge Survey Suppose problems occur due to

Suppose problems occur due to liner reflections that don't come to the top of the casing or unwanted signal returns from such things as pitless adaptors that interfere with getting a proper reading

Along with the traditional transit time and pulse velocity measurement

Model 6070V contains a fixed orifice with a flow rate of 40 to 44 cfm

pressure drop across orifice plates

Both models of the TSP (total suspended particulate) high volume sampler meet EPA requirements for a flow rate between 39 and 60 cfm

Isco 674 Rain Gauge Survey Suppose problems occur due toThe Isco 674 Rain Gauge is a precision instrument that uses a tipping bucket design for accurate rainfall measurement. It has an 8 inch diameter orifice and is factory calibrated to tip at either 0. 01 inch or 0. 1 mm of rainfall. With a 674 Rain Gauge connected, an Isco flow meter or sampler will: Plot graphs and print reports of rainfall data on the flow meter's built in printer Store rainfall data in internal memory for retrieval and analysis with