TTFM 1.0 Transit Time Flowmeter

• Non-Contacting Clamp-on Ultrasonic Transducers
• Works on Metal and Plastic Pipes
• Large Backlit Flow Rate Display and Totalizer
• Isolated 4-20mA Output
• Built-in 5-Key Calibrator
• 2 Programmable Control Relays
• Optional 2 Million Point Data Logger

This model has been replaced by the new Greyline TTFM 6.1 Transit Time Flowmeter.
Parts, service and tech support for the TTFM 1.0 are still available from Greyline.

DFM 5.1 Doppler Flow Meter

• Non-Contacting Ultrasonic Sensor
• Accurate and Verifiable
• Built-in 2-million point Data Logger and Windows Software
• USB Outputs to Flash Memory Sticks
• Isolated 4-20mA/0-5V Output
• 2 Programmable Control Relays
• Simple 5-key Calibration with Language Selection

This model has been replaced by the new Greyline DFM 6.1 Doppler Flow Meter.
Parts, service and tech support for the DFM 5.1 are still available from Greyline.

AVFM 5.0 Area-Velocity Flow Monitor

• For Open Channels and Pipes No Flume or Weir Required
• Ultrasonic - Measures Velocity + Levelto Calculate Flow
• Works in partially filled and surcharged pipes
• 3 Isolated 4-20mA Outputs(Flow, Level and Velocity)
• Isolated 4-20mA/0-5V Output
• Totalizer and 2 Control Relays
• Optional Intrinsically Safe Sensor
• Optional built-in 2-million point Data Logger

This model has been replaced by the new Greyline AVFM 6.1 Transit Time Flowmeter.
Parts, service and tech support for the AVFM 5.1 are still available from Greyline.