Product Announcements


Greyline Instruments, Inc.

Greyline Instruments, Inc. has promoted these products:

Greyline Instruments, Inc. - 5.1 Multi-Sensor Area-Velocity Flow Monitor

The AVFM 5.0 uses a submerged ultrasonic sensor to measure both Velocity and Level in the channel. The sensor is completely sealed with no orifices or ports. It mounts inside a pipe or at the bottom of a channel. (read more)

Greyline Instruments, Inc. - Stingray 2.0 Portable Level-Velocity Logger:NEW

Stingray 2.0 is a compact, battery-powered logger with an ultrasonic sensor. It data logs level, velocity and water temperature readings for flow monitoring through open channels, partially full sewer pipes and surcharged pipes. (read more)

Greyline Instruments, Inc. - New - DFM 5.1 Doppler Flow Meter

The DFM 5.1 includes a new digital signal processor to filter background noise and interference, and to measure flow rates accurately in liquids containing gas bubbles or solids particles. (read more)

Greyline Instruments, Inc. - PORTABLE Transit Time Flow Meter

Greyline Instruments - This new PTFM 1.0 Portable Transit Time Flow Meter is designed to accurately measure clean liquids like water, oils and chemicals. Use it for calibrations, troubleshooting, spot checks and balancing flow. Easily measure flow from outside a pipe (read more)

Greyline Instruments, Inc. - NEW: PDFM 5.1 Portable Doppler Flow Meter... ...

It's ideal for flow troubleshooting, balancing and checking performance of permanent flow meters. The new PDFM 5.1 is fast and easy to operate you can mount the sensor on the outside of a pipe in less than a minute. (read more)

Greyline Instruments, Inc. - SIMPLE LOW COST Level Indicating Transmitter

This new Greyline Transmitter displays, controls and transmits level. Mount the non-contacting ultrasonic sensor at the top of your tank and the compact, watertight electronics/display enclosure at a convenient location nearby. (read more)

Greyline Instruments, Inc. - Flow Switch: Controls Flow Of Difficult Liquids

Flow Switch With Non-Contacting Sensor

Control Flow from outside a pipe. Recommended for "difficult liquids" including wastewater, cooling water, slurries, sludge, chemicals, viscous liquids and abrasives. The Greyline DFS 5.1 is ideal for pump protection or to activate flow/no-flow alarms. (read more)

Greyline Instruments, Inc. - New! OCF 5.0 Open Channel Flow Monitor

OCF 5.0 Open Channel Flow Monitor

Continuously monitor, display, totalize and data log flow through any flume or weir. The OCF 5.0 includes a non-contacting ultrasonic sensor that mounts just 8" (203.2 mm) above the flowing water. It is accurate (±0.25%) and reliable. (read more)

Greyline Instruments, Inc. - NEW! Portable Area-Velocity Flow Meter. . . . .

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. (read more)

Greyline Instruments, Inc. - Visit Greyline in Booth # 3804 at 2015 WEFTEC

Visit Greyline in booth #3804 at the Water Environment Federation 88th Annual Technical Exhibition & Conference Sept 28-30, 2015 at McCormick Place in Chicago, Illinois. Our full range of flow and level instruments will be on display. (read more)