Greyline Instruments, Inc.

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Greyline Instruments, Inc. supplies a comprehensive portfolio of monitoring and flow‑measurement solutions, encompassing monitors, flowmeters, control systems, flow switches, data loggers and transmitters. Its flowmeter lineup features Doppler devices, portable Doppler units equipped with strap‑on ultrasonic sensors, portable transit‑time meters designed for clean fluids, open‑channel flow monitors integrated with data‑logging capabilities, and area‑velocity flowmeters. The products are engineered for applications such as wastewater handling, slurry and sludge processing, chemical transport, viscous liquids and abrasive media.

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