Dynasonics DXN Portable Ultrasonic Measurement System - Manual (Page 51)

NOTE: N
A microinch (µ inch) is one millionth (1/1,000,000) of an inch.
If a pipe material was chosen from the Pipe Material list, a nominal value for relative roughness in that material will be
automatically loaded.
If the pipe has a roughness value that differs from standard for the pipe type, a custom value can be entered using the
Roughness controls.
Pipe Sound Speed (Value)
If Other is chosen from the Pipe Material list a Pipe Sound Speed control will become available at the bottom of the pipe page.
If the Entry Units are in English the Pipe Sound Speed is entered in FPS. For Metric units the pipe sound speed is in MPS.
Site Name 0.00 GPM
03/28/2012
13:24
Meter Adv Cal System Display Site Log I/O
Create Liner Transit Doppler Fluid Lookup Pipe
Pipe Sound Speed (FPS) 8650
Roughness (microFt) 150
Pipe Wall (Inch) 0.154
Pipe OD (Inch) 2.375
Figure 66: Pipe Sound Speed Control
Liner Page
Site Name 0.00 GPM
03/28/2012
13:24
Meter Adv Cal System Display Site Log I/O
Create Lookup Transit Doppler Fluid Pipe Liner
Roughness (microFt)
Liner Wall (Inch) 0.000
Liner Sound Speed
Liner Material None
0
0
Figure 67: Liner Page
Installation & Operation Manual
Page 51 February 2013