Flowmeter has nylon turbine for in-line use with water, herbicides, and approved chemicals at a maximum working pressure of 150 PSIG. Batch and cumulative totals with batch total reset. Automatic “on” with fluid flow through turbine or manual “on.” Can be field calibrated for viscous fluids. Includes lithium power cell with 2,000-hour lifetime. -14 to +140° F. operating temperature range. Flow range is from 3 to 30 GPM 1" N.P.T.

Note: Replacement battery works with newer model #03N31GM. Will not work for older meter model #3N31GM.