Greyline Instruments Portable Area-Velocity Flow Meter - Manta Ray Aerosol Monitors Use the preset alarm limits

Use the preset alarm limits to adhere to OSHA

the digital readout and polarity indicators will help you to visually pinpoint the target and

It is no longer necessary to purchase an interface separately

included with the Vis 350 are 2 batteries for extended use in the field when AC power is not available

Greyline Instruments Portable Area-Velocity Flow Meter - Manta Ray Aerosol Monitors Use the preset alarm limitsThe 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