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Greyline Instruments Inc.

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Phone: 888-473-9546


Greyline Instruments Inc.
105 Water Street
Massena NY 13662
United States

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Greyline Stingray 2.0 flow logger

Portable Open Channel Flow Logger

July 10, 2014
Greyline's new portable Stingray 2.0 is a compact, battery-powered area-velocity flow logger. Read More
Greyline Doppler Flow Switch

Doppler Flow Switch

December 31, 2013
The new Model DFS 5.1 Doppler Flow Switch controls flow with a non-contacting ultrasonic sensor mounted on the outside of pipes ½ inch diameter or larger. Read More
Greyline PTFM10

Portable Ultrasonic Flowmeter

April 16, 2013
The new PTFM 1.0 Portable Transit Time Flow Meter is designed to accurately measure clean liquids like water, oils and chemicals from outside a pipe. Read More

New Products

Greyline DFM 5.1 Doppler Flowmeter

Clamp-on Doppler Flowmeter

June 24, 2014
Greyline's new DFM 5.1 Doppler Flow Meter measures flow from outside a pipe. Read More
Greyline AVMS 5.1 Multi-Sensor Area-Velocity Flowmeter

Flowmeter for Large Channels

November 6, 2013
The Greyline AVMS 5.1 Multi-Sensor Area-Velocity Flowmeter uses three submerged ultrasonic sensors to continuously measure velocity at different points in the channel and provide an average velocity reading for flow monitoring. Read More

New Non-Contacting Ultrasonic Flowmeter

January 31, 2012
Accurately measure flow from the outside of metal or plastic pipes. The new Greyline TTFM 1.0 Transit Time Flowmeter includes clamp-on ultrasonic transducers for easy flow measurement of liquids including Read More

Data Logging Open Channel Flowmeter Prepares Flow Reports

March 17, 2011
This new model OCF 5.0 Open Channel Flow Monitor uses a non-contacting ultrasonic sensor to measure wastewater flow through flumes or weirs. It features a powerful, built-in data logger Read More

New Ultrasonic Level and Flow Monitor

March 8, 2011
The new SLT 5.0 Level and Flow Monitor features a non-contacting ultrasonic sensor and a simple, built-in five-key calibration system. The SLT 5.0 can be used as a level transmitter Read More
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