BiRotor Plus, electrical output PD flow meter in sizes 3 inch and 4 inch and flow ranges 163 - 1610 LPM or 245 - 3030 LPM. Models include B271, B274, B281, B284.

Non-ferrous BiRotor Plus meter designed for the accurate measurement of petroleum liquids in aircraft refueling.

Design features of the BiRotor Plus.

BiRotor, mechanical output with flow range 45 - 227 LPM.

BiRotor, mechanical output with flow range 76 - 378 LPM. Models include B040, B048.

BiRotor, mechanical output with flow range 113 - 567 LPM. Models include B050, B054, B055, B058.