Jul 16, 2019


greyline flowmeter

Monitor flow through open channels, partially full sewer pipes and surcharged pipes without a flume or weir. This new MantaRay Portable Area-Velocity flowmeter is designed for municipal storm water, combined effluent, raw sewage and irrigation water. 

The MantaRay comes with a submerged ultrasonic sensor that is hydrodynamically shaped
and designed for reliable operation. It is powered by built-in, rechargeable batteries. Watch your
flow in real time! It displays and data logs flow-rate and total flow.

Greyline Instruments, Inc.


105 Water Street

Massena, NY 13662

United States

Phone: 888.473.9546

Fax: 315.764.0419