Greyline Instruments Portable Area-Velocity Flow Meter - Manta Ray Aerosol Monitors Features/Advantages over coaxial units:

Features/Advantages over coaxial units:

the Arrow 100 works smoothly with both

built in casing hanger that allows the unit to be suspended on the casing while the results are being recorded

The Hach DR 2800 Portable Spectrophotometer can be used for more than 240 analytical methods

Greyline Instruments Portable Area-Velocity Flow Meter - Manta Ray Aerosol Monitors Features/Advantages over coaxial units:The MantaRay Portable Area Velocity Flow Meter measures flow in open channels, partially filled and surcharged pipes using an ultrasonic sensor. It's designed for monitoring stormwater, sewage, industrial effluent, irrigation water and natural streams. The MantaRay displays and datalogs flow rate and total flow and connects to samplers, SCADA and telemetry systems. Calibration is simple: enter the pipe diameter or channel dimensions and the MantaRay