Technical data Proline Prosonic Flow 91
60 Endress+Hauser
10 Technical data
10.1 Technical data at a glance
10.1.1 Application
• Measuring the flow rate of fluids in closed piping systems.
• Applications in measuring, control and regulation technology for monitoring processes.
10.1.2 Function and system design
Measuring principle Prosonic Flow operates on the principle of transit time difference.
Measuring system The measuring system consists of a transmitter and sensors.
The following version is available:
Version for installing in safe area
Transmitter
Prosonic Flow 91
Measuring sensors
Prosonic Flow W clamp-on version (water/wastewater applications)
for nominal diameters DN 50 to 4000 (2" to 160")
10.1.3 Input
Measured variable Flow velocity
(transit time difference proportional to flow velocity)
Measuring range Typically v = 0 to 15 (0 to 50 ft/s) with the specified measuring accuracy
Operable flow range Over 150 : 1