Greyline is a worldwide leader in ultrasonic instrumentation for industrial and environmental markets. We develop, manufacture and market industrial flow and level monitoring instruments including ultrasonic level transmitters, flow meters and open channel flow meters. Greyline’s primary market is environmental - especially water and wastewater treatment systems. Customers include industry and municipalities. Modern research facilities at Greyline include closed pipe and open channel flow systems. With years of steady growth, Greyline products are sold and supported worldwide.

About Us

We develop and manufacture industrial flow and level monitoring instruments for measurement and control in water and wastewater treatment, industrial process automation and for environmental monitoring.

Greyline level instruments include ultrasonic level monitors and transmitters, tank level monitoring instruments, pump station level controllers, software and data loggers.

Greyline's ultrasonic flow products include portable meters for troubleshooting and surveys, Doppler flow meters with strap-on sensors, flow switches, open channel flow monitors and area-velocity flow meters.

FEATURED PRODUCTS

Greyline - Model SLT 5.0 - Level & Flow Monitor

Use this versatile instrument to continuously measure, display, transmit and control liquid level in storage tanks and pumping stations, or to monitor and totalize Open Channel Flow through any flume or weir. Mount the non-contacting ultrasonic sensor above the liquid being measured and install the watertight electronics enclosure nearby. Features a user-friendly keypad calibration system, backlit LCD display, an isolated 4-20mA output and 2 ...

Greyline - Model LIT25 - 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. Operators can calibrate the LIT25 with its 2-button Keypad, without climbing the tank. Use the built-in relay for level control or alarm, the large 4-digit display for local indication, and the isolated 4-20mA output to to ...

FEATURED APPLICATIONS

Level indicating transmitter for swimming pool level control

A Surge Tank is used at the Okatokes Rec Centre Swimming Pool to regulate pool level. By monitoring level in a surge tank the non-contacting Greyline LIT25 Level Indicating Transmitter controls makeup water flow through a solenoid valve.

Flow monitoring for quarry dewatering compliance

A Greyline AVFM Area-Velocity Flow Meter monitors and data logs water discharged from the Bray Quarry to the South Raisin River. The Quarry is required to measure flow for environmental permit compliance.

FEATURED DOWNLOADS

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INDUSTRIES SERVED

Company details

Business Type:
Manufacturer

Industry Type:
Monitoring and Testing - Water Monitoring and Testing

Market Focus:
Globally (various continents)

Year Founded:
1986

Office Locations:

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